exactmatch =
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There are 4108 matches found
| Name | BBrefID | Year | Span | Games | Team | League | Location |
| Ed Abbaticchio | abbati001edw | 1909 | Pittsburgh | National League | Pittsburgh, PA | ||
| Fred Abbott | abbott002har | 1909 | 93 g. | Toledo Mud Hens | American Association | , | |
| Mickey Abbott | 1909 | Lynn Shoemakers | New England League | , | |||
| Ody Abbott | abbott001ody | 1909 | 108 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | |
| Paine Abbott | 1909 | +6/24-7/22+ | 85 ab | Minneapolis Minnies | Central Kansas League | , | |
| Paine Abbott | 1909 | +8/1-8/18+ | 88 ab | Salina Trade Winners | Central Kansas League | , | |
| Spencer Abbott | abbott001spe | 1909 | 19 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |
| Spencer Abbott | abbott001spe | 1909 | 110 g. | Topeka Jayhawks | Western League | , | |
| Abel | 1909 | Easton | Atlantic League | , | |||
| Thomas Abercombie | 1909 | 54 g. | Spartanburg Spartans | Carolina Association | , | ||
| Harry Ables | ables-001har | 1909 | 40 g. | San Antonio Bronchos | Texas League | , | |
| Harry Ables | ables-001har | 1909 | 5 g. | Cleveland | American League | Cleveland, OH | |
| Bill Abstein | abstei001wil | 1909 | 137 g. | Pittsburgh | National League | Pittsburgh, PA | |
| Leo Accorsini | accors001leo | 1909 | 12 g. | Spartanburg Spartans | Carolina Association | , | |
| Robert Ackerman | adler-001rob | 1909 | 117 g. | New Bedford Whalers | New England League | , | |
| Robert Ackerman | adler-001rob | 1909 | +8/27+ | Lawrence Colts | New England League | , | |
| Jimmy Adams | 1909 | 39 g. | Sacramento Sacts | Pacific Coast League | , | ||
| Jimmy Adams | 1909 | Vernon Tigers | Pacific Coast League | , | |||
| Milton Adams | adams-001cly | 1909 | 20 g. | Wheeling Stogies | Central League | , | |
| Milton Adams | adams-001cly | 1909 | Dayton Veterans | Central League | , | ||
| Rick Adams | adams-001reu | 1909 | 47 g. | Denver Grizzlies | Western League | , | |
| Theodore Adams | adams-001the | 1909 | 8 g. | Vernon Tigers | Pacific Coast League | , | |
| Adamson | 1909 | 6 g. | Hutchinson Salt Packers | Kansas State League | , | ||
| Max Addington | 1909 | 25 g. | Joplin Miners/El Reno Packers | Western Association | , | ||
| Adle | 1909 | Easton | Atlantic League | , | |||
| Robert Adler | 1909 | New Bedford Whalers | New England League | , | |||
| Robert Adler | 1909 | Lawrence Colts | New England League | , | |||
| Bill Adolph | 1909 | Shelbyville Grays | Blue Grass League | , | |||
| Bill Adolph | 1909 | Lexington Colts | Blue Grass League | , | |||
| Peter Adrian | 1909 | 30 g. | Utica Pent-Ups | New York State League | , | ||
| Joseph Agler | 1909 | 117 g. | Canton Watchmakers | Ohio-Pennsylvania League | , | ||
| John Agnew | 1909 | 114 g. | York White Roses | Tri-State League | , | ||
| Samuel Agnew | 1909 | Lincoln Railsplitters | Western League | , | |||
| Samuel Agnew | 1909 | Pueblo Indians | Western League | , | |||
| Walter Ahearn | ahearn001wal | 1909 | 66 g. | Holyoke Papermakers | Connecticut State League | , | |
| Alvia Ahlin | ahlin-001a-- | 1909 | , | ||||
| Arthur Ahring | 1909 | 101 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Eddie Ainsmith | ainsmi001edw | 1909 | Lawrence Colts | New England League | , | ||
| Raleigh Aitchison | aitchi001ral | 1909 | 37 g. | Wichita Jobbers | Western League | , | |
| Albert Akers | 1909 | 31 g. | Jacksonville Braves | Central Association | , | ||
| Charles Alberts | 1909 | 29 g. | Fort Wayne Billikens | Central League | , | ||
| Cy Alberts | albert001fre | 1909 | 33 g. | South Bend Greens | Central League | , | |
| John Alcock | alcock001joh | 1909 | 132 g. | Chattanooga Lookouts | South Atlantic League | , | |
| Dallas Alderman | alderm001dal | 1909 | 47 g. | Sioux City Packers | Western League | , | |
| Bill Alexander | alexan005wil | 1909 | 112 g. | San Antonio Bronchos | Texas League | , | |
| Simon Alford | 1909 | 91 g. | Pittsburg Pirates | Western Association | , | ||
| Frank Allen | 1909 | 69 g. | Seattle Turks | Northwestern League | , | ||
| Pop Allen | 1909 | 5/6-6/2+ | Easton | Atlantic League | , | ||
| Arthur Alloway | allowa001art | 1909 | Frankfort Statesmen | Blue Grass League | , | ||
| Whitey Alpermann | alperm001cha | 1909 | -10/2 | 111 g. | Brooklyn | National League | Brooklyn, NY |
| Joseph Altman | altman001jos | 1909 | 169 g. | Spokane Indians | Northwestern League | , | |
| James Alward | 1909 | +6/20+ | Cant.-CrystalPark | Independent | , | ||
| Rex Ames | 1909 | Butte Miners | Inter-Mountain League | , | |||
| Rex Ames | 1909 | 4 g. | San Francisco Seals | Pacific Coast League | , | ||
| Anderson | 1909 | 74 g. | Topeka Jayhawks | Western League | , | ||
| Anderson | 1909 | Paragould Scouts | Northeast Arkansas League | , | |||
| Anderson | 1909 | Trenton Tigers | Tri-State League | , | |||
| Archibald Anderson | 1909 | Winnipeg Maroons | Western Canada League | , | |||
| Ernest Anderson | anders001ern | 1909 | Atchison KS | Independent | , | ||
| Fred Anderson | anders008joh | 1909 | 18 g. | Wilson Tobacconists | Eastern Carolina League | , | |
| Fred Anderson | anders008joh | 1909 | 17 g. | Worcester Busters | New England League | , | |
| Fred Anderson | anders008joh | 1909 | 9/25 | Boston | American League | Boston, MA | |
| Goat Anderson | anders003edw | 1909 | 136 g. | Rochester Bronchos | Eastern League | , | |
| J. W. Anderson | anders001ant | 1909 | Guthrie Senators | Western Association | , | ||
| John Anderson | anders010joh | 1909 | 127 g. | Providence Grays | Eastern League | , | |
| William Anderson | anders003wil | 1909 | , | ||||
| Wingo Anderson | anders001win | 1909 | Savannah Indians | South Atlantic League | , | ||
| Wingo Anderson | anders001win | 1909 | Longview TX | Independent | , | ||
| Wingo Anderson | anders001win | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | ||
| Frank Andrada | 1909 | 22 g. | Roanoke Tigers | Virginia League | , | ||
| Andre | 1909 | 5 g. | Marianna Brickeys | Northeast Arkansas League | , | ||
| Charles Andrews | andrew001cha | 1909 | Haverhill Hustlers | New England League | , | ||
| Charles Andrews | andrew001cha | 1909 | Fall River Indians | New England League | , | ||
| Glenn Andrews | andrew001gle | 1909 | 55 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | |
| Leo Angermeier | 1909 | 112 g. | Frankfort Statesmen | Blue Grass League | , | ||
| Bill Annis | annis-001wil | 1909 | 98 g. | Keokuk Indians | Central Association | , | |
| Ed Anthony | 1909 | +7/1+ | Wilmington/Sunbury | Atlantic League | , | ||
| John Anthony | anthon002joh | 1909 | 112 g. | Greensboro Champs | Carolina Association | , | |
| Fred Applegate | appleg002fre | 1909 | 32 g. | Wilkes-Barre Barons | New York State League | , | |
| Fred Applegate | appleg002fre | 1909 | Williamsport Millionaires | Tri-State League | , | ||
| Cleveland Arbogast | arboga001cle | 1909 | 103 g. | Hartford Senators | Connecticut State League | , | |
| Archer | 1909 | York White Roses | Tri-State League | , | |||
| Jimmy Archer | archer001jam | 1909 | 80 g. | Chicago | National League | Chicago, IL | |
| Harry Armbruster | armbru001har | 1909 | 148 g. | St. Paul Saints | American Association | , | |
| Frank Armin | 1909 | 90 g. | Beloit | Central Kansas League | , | ||
| Cecil Armstrong | armstr001cec | 1909 | 31 g. | New Bedford Whalers | New England League | , | |
| J. K. Armstrong | 1909 | Ellsworth Worthies | Central Kansas League | , | |||
| Lou Armstrong | armstr001lou | 1909 | Wichita Jobbers | Western League | , | ||
| Robert Armstrong | 1909 | 109 g. | Madison Senators | Wisconsin-Illinois League | , | ||
| Arnold | 1909 | Wilmington/Sunbury | Atlantic League | , | |||
| Ed Ashenbach | ashenb001edw | 1909 | Altoona Mountaineers | Tri-State League | , | ||
| LeRoy Ashenfelder | ashenf001ray | 1909 | Lima Cigarmakers | Ohio State League | , | ||
| Charles Asher | asher-001edw | 1909 | 47 g. | Terre Haute Hottentots | Central League | , | |
| John Ashley | ashley001joh | 1909 | Enid Railroaders | Western Association | , | ||
| John Ashley | ashley001joh | 1909 | Topeka Jayhawks | Western League | , | ||
| Jack Ashton | ashton001joh | 1909 | +5/3-6/14+ | Richmond Colts | Virginia League | , | |
| Jack Ashton | ashton001joh | 1909 | 16 g. | Wilmington Sailors | Eastern Carolina League | , | |
| Jack Ashton | ashton001joh | 1909 | +9/5+ | 7 g. | Green Bay Bays | Wisconsin-Illinois League | , |
| Tommy Atkins | atkins001fra | 1909 | 34 g. | Atlanta Crackers | Southern Association | , | |
| Tommy Atkins | atkins001fra | 1909 | 10/2 | Philadelphia | American League | Philadelphia, PA | |
| Jake Atz | atz---001joh | 1909 | -9/30 | 119 g. | Chicago | American League | Chicago, IL |
| Jack Auslet | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | |||
| Bill Austin | austin001wil | 1909 | 21 g. | Fall River Indians | New England League | , | |
| Bill Austin | austin001wil | 1909 | Lawrence Colts | New England League | , | ||
| Bill Austin | austin001wil | 1909 | Haverhill Hustlers | New England League | , | ||
| Jimmy Austin | austin002jam | 1909 | 4/19- | 136 g. | New York | American League | New York, NY |
| Chick Autry | autry-001wil | 1909 | 35 g. | Lynn Shoemakers | New England League | , | |
| Chick Autry | autry-001wil | 1909 | 9 g. | Cincinnati | National League | Cincinnati, OH | |
| Chick Autry | autry-001wil | 1909 | 65 g. | Boston | National League | Boston, MA | |
| Clifford Averett | 1909 | +5/16+ | Monroe/Newport-Batesville Pearl Diggers | Arkansas State League | , | ||
| Clifford Averett | 1909 | 49 g. | Spartanburg Spartans | Carolina Association | , | ||
| Charlie Babb | babb--001cha | 1909 | 124 g. | Memphis Turtles | Southern Association | , | |
| Alex Backof | backof001ale | 1909 | 134 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |
| George Backus | backus001mel | 1909 | Pekin Celestials | Illinois-Missouri League | , | ||
| George Backus | backus001mel | 1909 | +6/13+ | Winfield KS Grays | Independent | , | |
| Henry Bacon | 1909 | 14 g. | Marianna Brickeys | Northeast Arkansas League | , | ||
| Art Bader | bader-001art | 1909 | 138 g. | Des Moines Boosters | Western League | , | |
| Guy Badger | 1909 | 145 g. | Galveston Sand Crabs | Texas League | , | ||
| Guy Badger | 1909 | Houston Buffaloes | Texas League | , | |||
| Rudy Baerwald | baerwa001rud | 1909 | 125 g. | Memphis Turtles | Southern Association | , | |
| Emory Bagwell | bagwel001eme | 1909 | Chattanooga Lookouts | South Atlantic League | , | ||
| Robert Bail | 1909 | 50 g. | Grafton | Pennsylvania-West Virginia League | , | ||
| Harry Bailey | 1909 | 42 g. | Clarksburg Bees | Pennsylvania-West Virginia League | , | ||
| Harry Bailey | 1909 | 74 g. | Canton Watchmakers | Ohio-Pennsylvania League | , | ||
| John Bailey | 1909 | no g. | Wichita Jobbers | Western League | , | ||
| John Bailey | 1909 | 9 g. | Lyons Lions | Kansas State League | , | ||
| Russell Bailey | 1909 | 121 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Frank Baillies | 1909 | 34 g. | Winona Pirates | Minnesota-Wisconsin League | , | ||
| Frank Bair | 1909 | 91 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | ||
| Harry Baird | 1909 | 6/21- | 23 ab | Salina Trade Winners | Central Kansas League | , | |
| Home Run Baker | baker-004joh | 1909 | 148 g. | Philadelphia | American League | Philadelphia, PA | |
| Louis Baker | baker-001lou | 1909 | 114 g. | Superior Blues | Minnesota-Wisconsin League | , | |
| Louis Baker | baker-001lou | 1909 | Wausau Lumberjacks | Minnesota-Wisconsin League | , | ||
| Roy Baker | baker-003roy | 1909 | 98 g. | Calgary Cowboys | Western Canada League | , | |
| Baldwin | 1909 | Pottsville | Atlantic League | , | |||
| Michael Balenti | 1909 | 20 g. | Dayton Veterans | Central League | , | ||
| Michael Balenti | 1909 | 43 g. | Joplin Miners/El Reno Packers | Western Association | , | ||
| Michael Balenti | 1909 | Texas A&M | College | , | |||
| Jim Ball | ball--002jam | 1909 | 6 g. | Memphis Turtles | Southern Association | , | |
| Neal Ball | ball--001cor | 1909 | 8 g. | New York | American League | New York, NY | |
| Neal Ball | ball--001cor | 1909 | 96 g. | Cleveland | American League | Cleveland, OH | |
| James Ballinger | 1909 | U. Colorado | College | , | |||
| James Ballinger | 1909 | Glenwood Spr. | Independent | , | |||
| Joseph Bammert | bammer001joh | 1909 | 32 g. | Columbus Foxes | South Atlantic League | , | |
| Robert Bandy | 1909 | 58 g. | Oklahoma City Indians | Texas League | , | ||
| Cecil Bankhead | bankhe001cec | 1909 | 91 g. | Lyons Lions | Kansas State League | , | |
| Jack Bankhead | bankhe002jac | 1909 | Texarkana | Arkansas State League | , | ||
| Alexander Bannister | 1909 | 40 g. | Waterbury Invincibles | Connecticut State League | , | ||
| George Bannon | bannon001geo | 1909 | 124 g. | Bridgeport Orators | Connecticut State League | , | |
| Jimmy Bannon | bannon001jam | 1909 | 26 g. | Syracuse Stars | New York State League | , | |
| Frank Barber | barber001fra | 1909 | 61 g. | Bartlesville Boosters | Western Association | , | |
| Frank Barberich | barber003fra | 1909 | 39 g. | Providence Grays | Eastern League | , | |
| Cy Barger | barger001ero | 1909 | Rochester Bronchos | Eastern League | , | ||
| John Barkwell | 1909 | 137 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Miles Barlow | barlow001mil | 1909 | 28 g. | Oshkosh Indians | Wisconsin-Illinois League | , | |
| Miles Barlow | barlow001mil | 1909 | 34 g. | La Crosse Outcasts | Minnesota-Wisconsin League | , | |
| Fred Barnes | barnes001fre | 1909 | 21 g. | Fond du Lac Giants | Wisconsin-Illinois League | , | |
| John Barnes | barnes003joh | 1909 | Butte Miners | Inter-Mountain League | , | ||
| Jack Barnett | burnet005joh | 1909 | 138 g. | Spokane Indians | Northwestern League | , | |
| Michael Barney | 1909 | 113 g. | Winchester Hustlers | Blue Grass League | , | ||
| Charles Barngrover | 1909 | 2 g. | Des Moines Boosters | Western League | , | ||
| Frederick Barnicle | 1909 | Holyoke Papermakers | Connecticut State League | , | |||
| Frederick Barnicle | 1909 | Fort Smith Soldiers | Arkansas State League | , | |||
| Frederick Barnstead | barnst001fre | 1909 | 45 g. | Calgary Cowboys | Western Canada League | , | |
| Frederick Barnstead | barnst001fre | 1909 | Edmonton Eskimos | Western Canada League | , | ||
| Charley Barrett | barret002cha | 1909 | Houston Buffaloes | Texas League | , | ||
| Charley Barrett | barret002cha | 1909-16 | St. Louis | American League | St. Louis, MO | ||
| Jimmy Barrett | barret003jam | 1909 | 76 g. | Milwaukee Brewers | American Association | , | |
| Cuke Barrows | barrow001rol | 1909 | 123 g. | New Bedford Whalers | New England League | , | |
| Cuke Barrows | barrow001rol | 1909 | 9/18- | 5 g. | Chicago | American League | Chicago, IL |
| Ed Barry | barry-001edw | 1909 | 32 g. | Providence Grays | Eastern League | , | |
| Jack Barry | barry-006joh | 1909 | 124 g. | Philadelphia | American League | Philadelphia, PA | |
| Lawrence Barry | 1909 | +6/16-7/1+ | Shamokin | Atlantic League | , | ||
| Thomas Barry | barry-002tom | 1909 | Univ. Wisconsin | College | , | ||
| W. H. Barry | 1909 | Wilmington/Sunbury | Atlantic League | , | |||
| John Barthold | bartho001joh | 1909 | 59 g. | Reading Pretzels | Tri-State League | , | |
| Bill Bartley | bartle001wil | 1909 | New Orleans Pelicans | Southern Association | , | ||
| Bill Bartley | bartle001wil | 1909 | Atlanta Crackers | Southern Association | , | ||
| Henry Bartley | bartle001h-- | 1909 | Abilene Red Sox | Central Kansas League | , | ||
| Charles Bartliff | 1909 | 95 g. | Freeport Pretzels | Wisconsin-Illinois League | , | ||
| Harry Barton | barton001har | 1909 | 105 g. | Reading Pretzels | Tri-State League | , | |
| James Barton | barton001jam | 1909 | 122 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | |
| James Baskette | 1909 | 67 g. | Chattanooga Lookouts | South Atlantic League | , | ||
| John Bastian | 1909 | Atlanta Crackers | Southern Association | , | |||
| John Bastian | 1909 | 133 g. | San Antonio Bronchos | Texas League | , | ||
| Ward Bastian | bastia001war | 1909 | 137 g. | Utica Pent-Ups | New York State League | , | |
| Quait Bateman | batema002h-- | 1909 | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| William Bates | 1909 | Mount Carmel | Atlantic League | , | |||
| Edward Bauer | bauer-001edw | 1909 | Shreveport Pirates | Texas League | , | ||
| Edward Bauer | bauer-001edw | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | ||
| Jacob Bauer | bauer-001jac | 1909 | 110 g. | Omaha Rourkes | Western League | , | |
| Louis Bauer | 1909 | 7 g. | Birmingham Barons | Southern Association | , | ||
| Charles Baumann | 1909 | 123 g. | New Bedford Whalers | New England League | , | ||
| Moose Baxter | baxter001joh | 1909 | 65 g. | Scranton Miners | New York State League | , | |
| C. C. Beadmon | 1909 | 6/1-6/2+ | Pottsville | Atlantic League | , | ||
| Joe Bean | bean--001jos | 1909 | 31 g. | Lawrence Colts | New England League | , | |
| Joe Bean | bean--001jos | 1909 | 23 g. | St. Paul Saints | American Association | , | |
| Jimmy Beard | beard-001jam | 1909 | 86 g. | Greenville Spinners | Carolina Association | , | |
| Jimmy Beard | beard-001jam | 1909 | Spartanburg Spartans | Carolina Association | , | ||
| John Beard | 1909 | 284 ab | Jackson Convicts | Southern Michigan League | , | ||
| Charles Beasley | 1909 | 57 ab | Adrian Yeggs | Southern Michigan League | , | ||
| Frank Beatty | 1909 | 27 g. | Erie Sailors | Ohio-Pennsylvania League | , | ||
| Frank Beatty | 1909 | McKeesport Tubers | Ohio-Pennsylvania League | , | |||
| John Beatty | 1909 | 107 g. | Winnipeg Maroons | Western Canada League | , | ||
| Frank Beaumont | beaumo001fra | 1909 | 75 g. | Hartford Senators | Connecticut State League | , | |
| Lawrence Beckel | beckel001law | 1909 | Jacksonville Jays | South Atlantic League | , | ||
| Beals Becker | becker001dav | 1909 | 152 g. | Boston | National League | Boston, MA | |
| Edward Becker | 1909 | Fond du Lac Giants | Wisconsin-Illinois League | , | |||
| Jake Beckley | beckle001jac | 1909 | 113 g. | Kansas City Blues | American Association | , | |
| William Beeker | beeker001wil | 1909 | +6/29+ | 28 g. | Shreveport Pirates | Texas League | , |
| Charles Behrendt | 1909 | 18 g. | New Haven Black Crows | Connecticut State League | , | ||
| Charles Behrendt | 1909 | Adrian Yeggs | Southern Michigan League | , | |||
| Ralph Behringer | 1909 | 74 g. | Marion Diggers | Ohio State League | , | ||
| C. C. Beideman | 1909 | Pottsville | Atlantic League | , | |||
| Conrad Beisser | 1909 | 19 g. | Monmouth Browns | Illinois-Missouri League | , | ||
| Billy Belden | belden001wil | 1909 | 14 g. | Omaha Rourkes | Western League | , | |
| Billy Belden | belden001wil | 1909 | 95 g. | Terre Haute Hottentots | Central League | , | |
| Bell | 1909 | Lethbridge Miners | Western Canada League | , | |||
| Lynn Bell | 1909 | 138 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Theron Bell | bell--001t-- | 1909 | 86 g. | Houston Buffaloes | Texas League | , | |
| Theron Bell | bell--001t-- | 1909 | Oklahoma City Indians | Texas League | , | ||
| Frank Belt | belt--001fra | 1909 | 101 g. | Keokuk Indians | Central Association | , | |
| Charles Bemiss | bemis-001cha | 1909 | 33 g. | Terre Haute Hottentots | Central League | , | |
| Andrew Benbow | benbow001j-- | 1909 | Hendersonville NC | ??? | , | ||
| John Bender | bender001joh | 1909 | 57 g. | Seattle Turks | Northwestern League | , | |
| John Bender | bender001joh | 1909 | Haskell | College | , | ||
| John Bender | bender002joh | 1909 | Col of Charleston | College | , | ||
| John Bender | bender002joh | 1909 | Columbia Gamecocks | South Atlantic League | , | ||
| Fred Bennett | bennet002fre | 1909 | 108 g. | Quincy Vets | Central Association | , | |
| Simon Bennett | bennet001si- | 1909 | Medicine Hat Hatters | Western Canada League | , | ||
| Simon Bennett | bennet001si- | 1909 | +9/28+ | Tacoma Tigers | Northwestern League | , | |
| Fred Bennion | 1909 | BYU | College | , | |||
| Helmer Benrud | 1909 | 94 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Elmer Bensen | benson001elm | 1909 | 40 g. | Mobile Sea Gulls | Southern Association | , | |
| Elmer Bensen | benson001elm | 1909 | 87 g. | Columbus Foxes | South Atlantic League | , | |
| William Bentley | bentle001wil | 1909 | 113 g. | Greensboro Champs | Carolina Association | , | |
| Emil Bentz | 1909 | Racine Belles | Wisconsin-Illinois League | , | |||
| Joe Benz | benz--001jos | 1909 | Clarksburg Bees | Pennsylvania-West Virginia League | , | ||
| Joe Benz | benz--001jos | 1909 | Batesville IN | Independent | , | ||
| Joe Benz | benz--001jos | 1909 | 33 g. | Newark Newks | Ohio State League | , | |
| Joe Benz | benz--001jos | 1909 | Des Moines Boosters | Western League | , | ||
| Sutorious Benz | 1909 | Clev.- | Semi-professional | , | |||
| Sutorious Benz | 1909 | Newark Newks | Ohio State League | , | |||
| Sutorious Benz | 1909 | 12 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Berger | 1909 | 14 g. | Tacoma Tigers | Northwestern League | , | ||
| Joel Berger | 1909 | 4 g. | San Francisco Seals | Pacific Coast League | , | ||
| Joseph Berger | 1909 | 137 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | ||
| Bill Bernhard | bernha001wil | 1909 | 6 g. | Nashville Volunteers | Southern Association | , | |
| Claude Berry | berry-001cla | 1909 | 166 g. | San Francisco Seals | Pacific Coast League | , | |
| Harry Berry | berry-002har | 1909 | 19 g. | Little Rock Travelers | Southern Association | , | |
| Joe Berry | berry-001jos | 1909 | +5/11-5/31+ | Wilmington/Sunbury | Atlantic League | , | |
| Joe Berry | berry-001jos | 1909 | +6/7-6/16+ | Wilmington/Sunbury | Atlantic League | , | |
| Harry Berte | berte-001har | 1909 | Keokuk Indians | Central Association | , | ||
| Harry Berte | berte-001har | 1909 | Jacksonville Braves | Central Association | , | ||
| James Bertwhistle | bertwh001jam | 1909 | +5/22-6/15+ | Reading | Atlantic League | , | |
| James Bertwhistle | bertwh001jam | 1909 | 42 g. | New Haven Black Crows | Connecticut State League | , | |
| Bob Bescher | besche001rob | 1909 | 124 g. | Cincinnati | National League | Cincinnati, OH | |
| Otto Besse | 1909 | +5/2+ | Texarkana | Arkansas State League | , | ||
| Otto Besse | 1909 | +7/9+ | 19 g. | Shreveport Pirates | Texas League | , | |
| Otto Besse | 1909 | 25 g. | Muskogee Navigators | Western Association | , | ||
| Frank Betcher | betche001fra | 1909 | 111 g. | Greenville Spinners | Carolina Association | , | |
| Carlton Beusse | beusse001car | 1909 | Spartanburg Spartans | Carolina Association | , | ||
| B. B. Beville | 1909 | Paragould Scouts | Northeast Arkansas League | , | |||
| Monte Beville | bevill001hen | 1909 | Rochester Bronchos | Eastern League | , | ||
| Monte Beville | bevill001hen | 1909 | Syracuse Stars | New York State League | , | ||
| Jacob Bewalda | 1909 | Appleton Papermakers | Wisconsin-Illinois League | , | |||
| Joseph Bewer | bewer-001jos | 1909 | 153 g. | Aberdeen Grays | Northwestern League | , | |
| Joseph Biehl | biehl-001jos | 1909 | 5/6-6/15+ | Easton | Atlantic League | , | |
| Joseph Biehl | biehl-001jos | 1909 | +7/1-7/14+ | Reading | Atlantic League | , | |
| William Bierhalter | 1909 | Umpire | Ohio State League | , | |||
| John Bierkotte | 1909 | Jacksonville Jays | South Atlantic League | , | |||
| John Bierkotte | 1909 | Augusta Tourists | South Atlantic League | , | |||
| Fred Bierman | bierma001fre | 1909 | Augusta Tourists | South Atlantic League | , | ||
| Fred Bierman | bierma001fre | 1909 | Jacksonville Jays | South Atlantic League | , | ||
| Clarence Biersdorfer | 1909 | 35 g. | Des Moines Boosters | Western League | , | ||
| Bieser | 1909 | 9 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Harry Biever | 1909 | Trenton Tigers | Tri-State League | , | |||
| Harry Biever | 1909 | McKeesport Tubers | Ohio-Pennsylvania League | , | |||
| Frank Bigbie | bigbie001fra | 1909 | 65 g. | Lynchburg Shoemakers | Virginia League | , | |
| Frank Bigbie | bigbie001fra | 1909 | 50 g. | Columbia Gamecocks | South Atlantic League | , | |
| Edward Biggins | 1909 | +6/12+ | Lowell Tigers | New England League | , | ||
| Harry Billett | billet001har | 1909 | 36 g. | Portsmouth Truckers | Virginia League | , | |
| Bills | 1909 | Fresno Raisin Growers | California State League | , | |||
| Joseph Bills | bills-001jos | 1909 | 16 g. | Baltimore Orioles | Eastern League | , | |
| Joseph Bills | bills-001jos | 1909 | 38 g. | Wilkes-Barre Barons | New York State League | , | |
| Birch | 1909 | Newark Newks | Ohio State League | , | |||
| Charles Bird | 1909 | 76 g. | Wilson Tobacconists | Eastern Carolina League | , | ||
| Rivington Bisland | bislan001riv | 1909 | +6/2-7/18 | Pottsville | Atlantic League | , | |
| Erle Bitting | 1909 | NE Manual Training | High School | , | |||
| George Bittrolff | bittro001geo | 1909 | 35 g. | Mobile Sea Gulls | Southern Association | , | |
| Herschel Blackburn | blackb001hen | 1909 | 4/-5/25 | Umpire | Kansas State League | , | |
| Joe Blackburn | blackb002r-- | 1909 | 43 g. | Zanesville Infants | Central League | , | |
| Joe Blackburn | blackb002r-- | 1909 | Shreveport Pirates | Texas League | , | ||
| Lena Blackburne | blackb002rus | 1909 | 121 g. | Providence Grays | Eastern League | , | |
| Ellison Blackstone | 1909 | 71 g. | Greenville Spinners | Carolina Association | , | ||
| Harry Blake | blake-001har | 1909 | Portsmouth Cobblers | Ohio State League | , | ||
| William Blake | 1909 | Jackson Convicts | Southern Michigan League | , | |||
| John Blakeney | 1909 | 20 g. | Houston Buffaloes | Texas League | , | ||
| John Blakeney | 1909 | Shreveport Pirates | Texas League | , | |||
| John Blakeney | 1909 | Waco Navigators | Texas League | , | |||
| Foster Blanchard | blanch001fos | 1909 | 25 g. | Lowell Tigers | New England League | , | |
| Foster Blanchard | blanch001fos | 1909 | Lynn Shoemakers | New England League | , | ||
| Ben Blanchette | blanch001ben | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | ||
| Walter Blanchfield | 1909 | 13 g. | Charlotte Hornets | Carolina Association | , | ||
| Walter Blanchfield | 1909 | Monroe/Newport-Batesville Pearl Diggers | Arkansas State League | , | |||
| Fred Blanding | blandi001fre | 1909-10 | Univ. Michigan | College | , | ||
| Fred Blanding | blandi001fre | 1909 | 76 ab | Ellsworth Worthies | Central Kansas League | , | |
| Coonie Blank | blank-001fra | 1909 | 24 g. | Guthrie Senators | Western Association | , | |
| Coonie Blank | blank-001fra | 1909 | 8/15 | St. Louis | National League | St. Louis, MO | |
| Ray Blausser | 1909 | 138 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Roy Blausser | 1909 | 130 g. | Jacksonville Braves | Central Association | , | ||
| Chris Bliss | 1909 | 50 g. | San Francisco Orphans/Sacramento Senators | California State League | , | ||
| Elmer Bliss | bliss-001elm | 1909 | 50 g. | Montgomery Climbers | Southern Association | , | |
| Lynn Bloom | bloom-004--- | 1909 | , | ||||
| Bert Blue | blue--001bir | 1909 | no g. | Mobile Sea Gulls | Southern Association | , | |
| James Bluejacket | 1909 | 34 g. | Keokuk Indians | Central Association | , | ||
| George Boardman | boardm001geo | 1909 | 123 g. | Haverhill Hustlers | New England League | , | |
| Fred Bockewitz | 1909 | 60 g. | Great Bend Millers | Kansas State League | , | ||
| Oscar Bockewitz | 1909 | +5/27+ | Argenta Shamrocks | Arkansas State League | , | ||
| Oscar Bockewitz | 1909 | +8/13-9/15+ | 50 g. | Marianna Brickeys | Northeast Arkansas League | , | |
| Oscar Boettiger | boetti001osc | 1909 | +6/6+ | Aberdeen AC | Independent | , | |
| Richard Boettiger | boetti001ric | 1909 | Spokane Indians | Northwestern League | , | ||
| Richard Boettiger | boetti001ric | 1909 | +6/6+ | Aberdeen AC | Independent | , | |
| Luke Bohannon | bohann001l-- | 1909 | 80 g. | Frankfort Statesmen | Blue Grass League | , | |
| Patrick Bohannon | bohann001pat | 1909 | 78 g. | Denver Grizzlies | Western League | , | |
| George Boice | 1909 | 52 g. | Oakland Oaks | Pacific Coast League | , | ||
| William Bokenfohr | 1909 | New Orleans Pelicans | Southern Association | , | |||
| William Bokenfohr | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | |||
| William Bokenfohr | 1909 | Fort Smith Soldiers | Arkansas State League | , | |||
| Charles Bomar | bomar-001cha | 1909 | 16 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | |
| Carl Bond | bond--001car | 1909 | 118 g. | Fond du Lac Giants | Wisconsin-Illinois League | , | |
| Harold Bond | bond--001har | 1909 | 79 g. | Winnipeg Maroons | Western Canada League | , | |
| George Bone | bone--001geo | 1909 | New Haven Black Crows | Connecticut State League | , | ||
| Jack Bonner | bonner001joh | 1909 | 104 g. | Norfolk Tars | Virginia League | , | |
| Joseph Bonner | 1909 | 5/6-7/18 | Allentown | Atlantic League | , | ||
| Gus Bonno | bonno-001gus | 1909 | 16 g. | Lincoln Railsplitters | Western League | , | |
| Gus Bonno | bonno-001gus | 1909 | Pueblo Indians | Western League | , | ||
| Red Booles | booles001sea | 1909 | Raleigh Red Birds | East Carolina League | , | ||
| Red Booles | booles001sea | 1909 | 7/30-8/20 | Cleveland | American League | Cleveland, OH | |
| Red Booles | booles001sea | 1909 | 26 g. | Shreveport Pirates | Texas League | , | |
| Jim Bouldin | bouldi001jam | 1909 | 20 g. | Arkansas City-Winfield Twins | Kansas State League | , | |
| Jake Boultes | boulte001jac | 1909 | 6/24 | Boston | National League | Boston, MA | |
| Jake Boultes | boulte001jac | 1909 | 30 g. | Johnstown Johnnies | Tri-State League | , | |
| Art Bourgeois | bourge001art | 1909 | 51 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | |
| Benny Bowcock | bowcoc001ben | 1909 | 120 g. | Fall River Indians | New England League | , | |
| Andrew Bowen | bowen-001and | 1909 | 86 g. | Birmingham Barons | Southern Association | , | |
| Cy Bowen | bowen-001sut | 1909 | 24 g. | Elmira Colonels | New York State League | , | |
| D. P. Bowen | 1909 | 26 g. | Great Bend Millers | Kansas State League | , | ||
| Frank Bowerman | bowerm001fra | 1909 | 12 g. | Indianapolis Indians | American Association | , | |
| Frank Bowerman | bowerm001fra | 1909 | 33 g. | Boston | National League | Boston, MA | |
| Bowers | 1909 | Shamokin | Atlantic League | , | |||
| George Bowers | bowers001geo | 1909 | 27 g. | Holyoke Papermakers | Connecticut State League | , | |
| George Bowers | bowers001geo | 1909 | +7/1+ | Reading | Atlantic League | , | |
| Red Bowser | bowser001jam | 1909 | 457 ab | Flint Vehicles | Southern Michigan League | , | |
| James Boyd | 1909 | 25 g. | Columbia Gamecocks | South Atlantic League | , | ||
| James Boyd | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |||
| Ray Boyd | boyd--002ray | 1909 | 49 g. | Burlington Pathfinders | Central Association | , | |
| Charles Boyle | boyle-001cha | 1909 | Umpire | Atlantic League | , | ||
| Frank Boyle | boyle-001fra | 1909 | Waterloo Lulus | Central Association | , | ||
| Frederick Boyle | boyle-001f-- | 1909 | Trenton Tigers | Tri-State League | , | ||
| Frederick Boyle | boyle-001f-- | 1909 | 5/26- | Youngstown Indians | Ohio-Pennsylvania League | , | |
| George Boyle | 1909 | Allentown Prep | High School | , | |||
| Joseph Boyle | 1909 | 81 g. | Lowell Tigers | New England League | , | ||
| John Brackenridge | bracke002joh | 1909 | 40 g. | Vernon Tigers | Pacific Coast League | , | |
| Ernest Bradley | bradle001ern | 1909 | 125 g. | Galveston Sand Crabs | Texas League | , | |
| Ernest Bradley | bradle001ern | 1909 | Waco Navigators | Texas League | , | ||
| Hugh Bradley | 1909 | 122 g. | Worcester Busters | New England League | , | ||
| Miles Bradshaw | 1909 | 27 g. | Pekin Celestials | Illinois-Missouri League | , | ||
| Brady | 1909 | Mount Carmel | Atlantic League | , | |||
| James Brady | 1909 | +6/5-7/18 | Allentown | Atlantic League | , | ||
| King Brady | brady-005jam | 1909 | 26 g. | Newark Indians | Eastern League | , | |
| Fred Bramble | 1909 | 46 g. | Keokuk Indians | Central Association | , | ||
| Charles Brammell | 1909 | 86 g. | Lyons Lions | Kansas State League | , | ||
| Charles Brand | 1909 | 132 g. | Ottumwa Packers | Central Association | , | ||
| Roy Brashear | brashe002roy | 1909 | 159 g. | Kansas City Blues | American Association | , | |
| Carl Braun | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | |||
| Silver Braun | braun-005wil | 1909 | 67 g. | Trenton Tigers | Tri-State League | , | |
| Otis Brazell | brazze001oti | 1909 | 38 g. | Charlotte Hornets | Carolina Association | , | |
| Herbert Bredenhagen | 1909 | 123 g. | Appleton Papermakers | Wisconsin-Illinois League | , | ||
| Frank Breed | 1909 | Umpire | Independent | , | |||
| Richard Breen | 1909 | 48 g. | Portland Colts | Northwestern League | , | ||
| Richard Breen | 1909 | 130 g. | Portland Beavers | Pacific Coast League | , | ||
| Sylvester Breen | 1909 | 115 g. | Duluth White Sox | Minnesota-Wisconsin League | , | ||
| Bill Breitenstein | breite001wil | 1909 | 72 g. | Jacksonville Jays | South Atlantic League | , | |
| Bill Breitenstein | breite001wil | 1909 | Columbia Gamecocks | South Atlantic League | , | ||
| Theodore Breitenstein | breite001the | 1909 | New Orleans Pelicans | Southern Association | , | ||
| Ad Brennan | brenna001add | 1909 | 53 g. | Wichita Jobbers | Western League | , | |
| Edmund Brennan | 1909 | 49 g. | Springfield Midgets | Western Association | , | ||
| Edmund Brennan | 1909 | 21 g. | Terre Haute Hottentots | Central League | , | ||
| James Brennan | 1909 | 5/6-7/18 | Mount Carmel | Atlantic League | , | ||
| Jimmy Brennan | 1909 | 10 g. | Grafton | Pennsylvania-West Virginia League | , | ||
| John Brennan | 1909 | +5/13-6/7+ | Pottsville | Atlantic League | , | ||
| John Brennan | 1909 | +6/14-6/15 | Reading | Atlantic League | , | ||
| William Brennan | brenna001bil | 1909-13 | MLB Umpire | National League | , | ||
| Brent | brent-007--- | 1909 | 21 g. | Winston-Salem Twins | Carolina Association | , | |
| Rube Bressler | bressl001har | 1909 | 19 g. | Trenton Tigers | Tri-State League | , | |
| Edward Breyer | 1909 | Lansing Senators | Southern Michigan League | , | |||
| Mike Breyette | breyet001mic | 1909 | 24 g. | Oakland Oaks | Pacific Coast League | , | |
| Mike Breyette | breyet001mic | 1909 | 10 g. | Burlington Pathfinders | Central Association | , | |
| Mike Breyette | breyet001mic | 1909 | 87 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | |
| Harry Breymaier | 1909 | 59 g. | Mansfield Pioneers | Ohio State League | , | ||
| Marvin Bridges | bridge002mar | 1909 | Wilkes-Barre Barons | New York State League | , | ||
| Marvin Bridges | bridge002mar | 1909 | 3 g. | Oakland Oaks | Pacific Coast League | , | |
| Marvin Bridges | bridge002mar | 1909 | Jacksonville Jays | South Atlantic League | , | ||
| Joseph Briger | 1909 | 46 g. | Grafton | Pennsylvania-West Virginia League | , | ||
| Joseph Briger | 1909 | 25 g. | Dayton Veterans | Central League | , | ||
| Joseph Briger | 1909 | 17 g. | Troy Trojans | New York State League | , | ||
| Joseph Briggs | briggs002jos | 1909 | 118 g. | Haverhill Hustlers | New England League | , | |
| Brinker | 1909 | 62 g. | Ellsworth Worthies | Central Kansas League | , | ||
| William Brinker | brinke001wil | 1909 | U. Washington | College | , | ||
| William Brinker | brinke001wil | 1909 | Spokane Indians | Northwestern League | , | ||
| Albert Briseno | brisen001alb | 1909 | 124 g. | Tacoma Tigers | Northwestern League | , | |
| Andrew Briswalter | 1909 | 29 g. | Los Angeles Angels | Pacific Coast League | , | ||
| Arlington Britton | 1909 | 37 g. | Williamsport Millionaires | Tri-State League | , | ||
| William Brittsan | britts001w-- | 1909 | 8 g. | Canton Watchmakers | Ohio-Pennsylvania League | , | |
| William Brittsan | britts001w-- | 1909 | 27 g. | Lancaster Red Roses | Tri-State League | , | |
| Matt Broderick | broder001mat | 1909 | 116 g. | Akron Champs | Ohio-Pennsylvania League | , | |
| Matt Broderick | broder001mat | 1909 | Erie Sailors | Ohio-Pennsylvania League | , | ||
| Jimmy Brogan | 1909 | Hartford Senators | Connecticut State League | , | |||
| Chas. Bronkie | 1909 | 125 g. | Waterbury Invincibles | Connecticut State League | , | ||
| Richard Brookins | 1909 | Vancouver Beavers | Northwestern League | , | |||
| Frederick Broshard | brosha001f-- | 1909 | Phelps NY | Independent | , | ||
| Felix Broussard | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | |||
| Art Brouthers | brouth001art | 1909 | 131 g. | Elmira Colonels | New York State League | , | |
| Bob Brown | brown-027rob | 1909 | 105 g. | Spokane Indians | Northwestern League | , | |
| Charles Brown | brown-014cha | 1909 | 59 g. | Lancaster Lanks | Ohio State League | , | |
| Dick Brown | brown-001ric | 1909 | Hot Springs Vaporites | Arkansas State League | , | ||
| Loren Brown | brown-001lor | 1909 | 99 g. | Joplin Miners/El Reno Packers | Western Association | , | |
| Loren Brown | brown-001lor | 1909 | Bartlesville Boosters | Western Association | , | ||
| Neil Brown | 1909 | 5/6-7/18 | Allentown | Atlantic League | , | ||
| Neil Brown | 1909 | 7/30-8/12 | New Bedford Whalers | New England League | , | ||
| Nicol Brown | brown-001dru | 1909 | 66 g. | Vernon Tigers | Pacific Coast League | , | |
| Rollo Brown | brown-003rol | 1909 | 18 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | |
| Rollo Brown | brown-003rol | 1909 | Waterloo Lulus | Central Association | , | ||
| Tom Brown | brown-012tho | 1909 | -8/ | Umpire | New York State League | , | |
| Frank Browning | browni001fra | 1909 | 7 g. | Jonesboro Zebras | Northeast Arkansas League | , | |
| Frank Browning | browni001fra | 1909 | 53 g. | San Francisco Seals | Pacific Coast League | , | |
| Frank Bruggeman | brugge001fra | 1909 | Rock Island Islanders | Illinois-Indiana-Iowa League | , | ||
| Claude Brumley | 1909 | Wellington Dukes | Kansas State League | , | |||
| George Bubser | bubser001geo | 1909 | 17 g. | Rockford Reds | Wisconsin-Illinois League | , | |
| Howard Buck | 1909 | Amherst College | College | , | |||
| Fred Buckholz | 1909 | 45 g. | Mansfield Pioneers | Ohio State League | , | ||
| Henry Buckles | buckle001ed- | 1909 | 78 g. | Muskogee Navigators | Western Association | , | |
| Fritz Buelow | buelow001fre | 1909 | 19 g. | Montreal Royals | Eastern League | , | |
| Fritz Buelow | buelow001fre | 1909 | Bay City | Southern Michigan League | , | ||
| Arthur Bues | 1909 | 121 g. | Racine Belles | Wisconsin-Illinois League | , | ||
| Buesse | 1909 | +5/18+ | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Buesse | 1909 | +5/18+ | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Jack Bufka | bufka-001joh | 1909 | +7/12+ | Manistee MI | Independent | , | |
| John Bunyan | bunyan001joh | 1909 | 65 g. | Bridgeport Orators | Connecticut State League | , | |
| Al Burch | burch-001alb | 1909 | 152 g. | Brooklyn | National League | Brooklyn, NY | |
| Lyman Burch | burch-001l-- | 1909 | 45 g. | Keokuk Indians | Central Association | , | |
| Clyde Burdette | 1909 | 51 g. | Galesburg Boosters | Illinois-Missouri League | , | ||
| Joe Burg | burg--001jos | 1909 | 128 g. | Burlington Pathfinders | Central Association | , | |
| Peter Burg | burg--001pet | 1909 | 121 g. | Lynn Shoemakers | New England League | , | |
| Earl Burgess | 1909 | 51 g. | Springfield Midgets | Western Association | , | ||
| Sandy Burk | burk--001cha | 1909 | 45 g. | Fort Worth Panthers | Texas League | , | |
| Bartholomew Burke | 1909 | San Francisco Orphans/Sacramento Senators | California State League | , | |||
| Bartholomew Burke | 1909 | Stockton Tigers | California State League | , | |||
| Bartholomew Burke | 1909 | Oakland Invaders | California State League | , | |||
| Frank Burke | 1909 | 126 g. | Syracuse Stars | New York State League | , | ||
| Jack Burke | 1909 | San Antonio TX | Independent | , | |||
| Jack Burke | 1909 | Victoria TX | Independent | , | |||
| Jesse Burkett | burket001jes | 1909 | 75 g. | Worcester Busters | New England League | , | |
| Oscar Burkett | 1909 | +7/3+ | Steubenville Stubs | Ohio-Pennsylvania League | , | ||
| Powell Burnett | 1909 | 19 g. | Dallas Giants | Texas League | , | ||
| Biddy Burns | 1909 | 14 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Bill Burns | burns-006wil | 1909 | 6 g. | Washington | American League | Washington, DC | |
| Bill Burns | burns-006wil | 1909 | 23 g. | Chicago | American League | Chicago, IL | |
| Jack Burns | burns-007joh | 1909 | 28 g. | New Britain Perfectos | Connecticut State League | , | |
| John Burns | burns-001joh | 1909 | 4/22- | Portsmouth Truckers | Virginia League | , | |
| Otto Burns | 1909 | 101 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Lennius Burrell | burrel001len | 1909 | 129 g. | Utica Pent-Ups | New York State League | , | |
| Earl Burwell | burwel001ear | 1909 | 69 g. | Oshkosh Indians | Wisconsin-Illinois League | , | |
| Henry Busch | busch-001hen | 1909 | 126 g. | Norfolk Tars | Virginia League | , | |
| Russell Bush | 1909 | +5/11-7/18 | Mount Carmel | Atlantic League | , | ||
| Jack Bushelman | bushel001joh | 1909 | 10/5 | Cincinnati | National League | Cincinnati, OH | |
| Alfred Bushey | bushey001alf | 1909 | , | ||||
| Harvey Bussey | bussey002har | 1909 | +6/2-7/10+ | Richmond Colts | Virginia League | , | |
| Harvey Bussey | bussey002har | 1909 | +8/6-8/19+ | Goldsboro Giants | East Carolina League | , | |
| John Butler | butler002joh | 1909 | 76 g. | Rochester Bronchos | Eastern League | , | |
| Kid Butler | butler007wil | 1909 | 138 g. | Nashville Volunteers | Southern Association | , | |
| Edward Butman | butman001edw | 1909 | no g. | Texas League | , | ||
| Bill Byers | byers-002jam | 1909 | Baltimore Orioles | Eastern League | , | ||
| Will Byers | 1909 | 27 g. | Winona Pirates | Minnesota-Wisconsin League | , | ||
| Jim Byrnes | byrnes002jam | 1909 | Sacramento Sacts | Pacific Coast League | , | ||
| Jim Byrnes | byrnes002jam | 1909 | Oakland Oaks | Pacific Coast League | , | ||
| Walter Cadman | 1909 | 79 g. | Omaha Rourkes | Western League | , | ||
| Forrest Cady | 1909 | 129 g. | Evansville River Rats | Central League | , | ||
| Ben Caffyn | caffyn001ben | 1909 | 37 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | |
| Ben Caffyn | caffyn001ben | 1909 | 58 g. | Vernon Tigers | Pacific Coast League | , | |
| John Cahill | cahill001joh | 1909 | 15 g. | Vancouver Beavers | Northwestern League | , | |
| John Cahill | cahill001joh | 1909 | Helena | , | |||
| David Calderhead | 1909 | 103 g. | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| David Calhoun | 1909 | 78 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | ||
| Dave Callahan | callah002dav | 1909 | 119 g. | Kewanee Boilermakers | Central Association | , | |
| Jim Callahan | callah004jam | 1909 | 132 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | |
| Don Cameron | camero003don | 1909 | 189 g. | Oakland Oaks | Pacific Coast League | , | |
| Henry Camnitz | 1909 | 39 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | ||
| Bill Campbell | campbe001wil | 1909 | 52 g. | Medicine Hat Hatters | Western Canada League | , | |
| Bill Campbell | campbe001wil | 1909 | Butte Miners | Inter-Mountain League | , | ||
| C. A. Campbell | 1909 | +8/28+ | Tacoma-VioletOaks | Independent | , | ||
| Marc Campbell | campbe002mar | 1909 | Erie Sailors | Ohio-Pennsylvania League | , | ||
| Thomas Campbell | campbe002tho | 1909 | 167 ab | Junction City Soldiers | Central Kansas League | , | |
| Thomas Campbell | 1909 | 134 g. | Sioux City Packers | Western League | , | ||
| Wirt Cannell | cannel001vir | 1909 | 116 g. | Williamsport Millionaires | Tri-State League | , | |
| George Cannon | cannon001elm | 1909 | 31 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | |
| Roy Cannon | 1909 | Jacksonville Braves | Central Association | , | |||
| Roy Cannon | 1909 | Waterloo Lulus | Central Association | , | |||
| Joe Cantillon | cantil001jos | 1909 | Washington | American League | Washington, DC | ||
| George Capron | capron001geo | 1909 | 155 g. | Seattle Turks | Northwestern League | , | |
| George Carey | carey-002geo | 1909 | Memphis Turtles | Southern Association | , | ||
| George Carey | carey-002geo | 1909 | Little Rock Travelers | Southern Association | , | ||
| George Carey | 1909 | 9 g. | Jonesboro Zebras | Northeast Arkansas League | , | ||
| Chick Cargo | cargo-001cha | 1909 | 125 g. | Troy Trojans | New York State League | , | |
| Fred Carisch | carisc001fre | 1909 | 118 g. | St. Paul Saints | American Association | , | |
| Walter Cariss | 1909 | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | |||
| Walter Cariss | 1909-18 | , | |||||
| Thomas Carlin | carlin002tho | 1909 | 94 g. | Galveston Sand Crabs | Texas League | , | |
| Carl Carnes | 1909 | 102 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | ||
| Carney | 1909 | 19 g. | Freeport Pretzels | Wisconsin-Illinois League | , | ||
| John Carney | 1909 | Holy Cross | College | , | |||
| John Carney | 1909 | 96 g. | Utica Pent-Ups | New York State League | , | ||
| Charlie Carr | carr--001cha | 1909 | 155 g. | Indianapolis Indians | American Association | , | |
| John Carr | carr--003joh | 1909 | 55 g. | Aberdeen Grays | Northwestern League | , | |
| Lew Carr | carr--001lew | 1909 | 115 g. | Syracuse Stars | New York State League | , | |
| Bill Carrick | carric001wil | 1909 | 28 g. | New Haven Black Crows | Connecticut State League | , | |
| Bill Carrigan | carrig001wil | 1909 | 94 g. | Boston | American League | Boston, MA | |
| J. Carrigan | 1909 | Sacramento Sacts | Pacific Coast League | , | |||
| Charles Carroll | 1909 | 51 g. | Macomb Potters | Illinois-Missouri League | , | ||
| Dick Carroll | carrol003ric | 1909 | 44 g. | Akron Champs | Ohio-Pennsylvania League | , | |
| Dick Carroll | carrol003ric | 1909 | 9/25-10/1 | New York | American League | New York, NY | |
| Frank Carroll | carrol001fra | 1909 | 149 g. | Oakland Oaks | Pacific Coast League | , | |
| Neil Carroll | 1909 | 25 g. | Marianna Brickeys | Northeast Arkansas League | , | ||
| Al Carson | carson001alb | 1909 | 61 g. | Portland Beavers | Pacific Coast League | , | |
| Thomas Carson | carson002tho | 1909 | 124 g. | Augusta Tourists | South Atlantic League | , | |
| Edward Carter | 1909 | Pekin Celestials | Illinois-Missouri League | , | |||
| Robert Carter | 1909 | 99 g. | Monmouth Browns | Illinois-Missouri League | , | ||
| Walter Cartwright | cartwr001wal | 1909 | Tacoma Tigers | Northwestern League | , | ||
| Walter Cartwright | cartwr001wal | 1909 | Vancouver Beavers | Northwestern League | , | ||
| Bob Caruthers | caruth001bob | 1909 | Umpire | Northwestern League | , | ||
| Andrew Case | 1909 | +8/28+ | Bowmans | Independent | , | ||
| Charlie Case | case--001cha | 1909 | 32 g. | Nashville Volunteers | Southern Association | , | |
| William Case | 1909 | +5/8+ | Lancaster Red Roses | Tri-State League | , | ||
| William Case | 1909 | New Britain Perfectos | Connecticut State League | , | |||
| William Case | 1909 | 28 g. | New Britain Perfectos | Connecticut State League | , | ||
| Casey | 1909 | 24 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | ||
| James Casey | casey-002jam | 1909 | 118 g. | Montreal Royals | Eastern League | , | |
| Joe Casey | casey-002jos | 1909 | 133 g. | Little Rock Travelers | Southern Association | , | |
| Joe Casey | casey-002jos | 1909 | 10/1- | 3 g. | Detroit | American League | Detroit, MI |
| Patrick Casey | casey-001pat | 1909 | , | ||||
| Al Cassalt | 1909 | Easton | Atlantic League | , | |||
| Howdy Cassiboine | cassib001how | 1909 | Madison Senators | Wisconsin-Illinois League | , | ||
| Pete Cassidy | cassid003pet | 1909 | 86 g. | Baltimore Orioles | Eastern League | , | |
| John Castle | castle001joh | 1909 | 137 g. | Scranton Miners | New York State League | , | |
| James Catiz | 1909 | 51 g. | Wilkes-Barre Barons | New York State League | , | ||
| James Catiz | 1909 | 37 g. | Baltimore Orioles | Eastern League | , | ||
| Tom Catterson | catter001tho | 1909 | 87 g. | Lawrence Colts | New England League | , | |
| Tom Catterson | catter001tho | 1909 | - 5/24 | 9 g. | Brooklyn | National League | Brooklyn, NY |
| Michael Cavanaugh | cavana003mic | 1909 | 121 g. | Ottumwa Packers | Central Association | , | |
| Michael Cavanaugh | cavana003mic | 1909 | Quincy Vets | Central Association | , | ||
| Edwin Cefalu | 1909 | 49 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | ||
| Joseph Chabek | 1909 | 44 g. | Sioux City Packers | Western League | , | ||
| Chuck Chandler | chandl001cha | 1909 | 49 g. | Calgary Cowboys | Western Canada League | , | |
| Robert Chandler | chandl002rob | 1909 | 125 g. | Norfolk Tars | Virginia League | , | |
| Les Channell | channe001les | 1909 | 137 g. | Fort Wayne Billikens | Central League | , | |
| Harry Chapman | chapma002har | 1909 | Plainfield NE | Independent | , | ||
| Robert Chappelle | chappe001rob | 1909 | 36 g. | Albany Senators | New York State League | , | |
| Bernard Chase | 1909 | 11 g. | Waterbury Invincibles | Connecticut State League | , | ||
| Emile Chastant | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | |||
| George Chayka | 1909 | no g. | Green Bay Bays | Wisconsin-Illinois League | , | ||
| George Chayka | 1909 | Dixon IL Browns | Independent | , | |||
| George Chayka | 1909 | Galena IL | Independent | , | |||
| Charlie Chech | chech-001cha | 1909 | -7/19 | 17 g. | Boston | American League | Boston, MA |
| Charlie Chech | chech-001cha | 1909 | 16 g. | St. Paul Saints | American Association | , | |
| Henry Chelette | 1909 | 13 g. | Oklahoma City Indians | Texas League | , | ||
| William Chenault | chenau001wil | 1909 | 31 g. | Portland Colts | Northwestern League | , | |
| Laurence Cheney | cheney001lau | 1909 | 39 g. | Indianapolis Indians | American Association | , | |
| Guy Chiesman | 1909 | Lake Forest Col. | College | , | |||
| Guy Chiesman | 1909 | 74 ab | Saginaw Wa-was | Southern Michigan League | , | ||
| Wallace Childers | 1909 | 107 g. | Medicine Hat Hatters | Western Canada League | , | ||
| Pete Childs | childs001geo | 1909 | Greenville Spinners | Carolina Association | , | ||
| John Christian | christ003j-- | 1909 | 102 g. | Oakland Oaks | Pacific Coast League | , | |
| Sylvester Cierzan | 1909 | +6/3-9/6+ | Winnipeg Maroons | Western Canada League | , | ||
| Theodore Citizen | 1909 | 82 g. | Wellington Dukes | Kansas State League | , | ||
| Theodore Citizen | 1909 | 54 ab | Minneapolis Minnies | Central Kansas League | , | ||
| Harlan Claflin | 1909 | Tacoma Tigers | Northwestern League | , | |||
| Harlan Claflin | 1909 | Spokane Indians | Northwestern League | , | |||
| C. H. Clair | 1909 | 111 g. | Kewanee Boilermakers | Central Association | , | ||
| Al Clancy | clancy001alb | 1909 | , | ||||
| Bill Clancy | clancy002wil | 1909 | 128 g. | Buffalo Bisons | Eastern League | , | |
| Charles Clapp | 1909 | Reidsville | Independent | , | |||
| Charles Clapp | 1909 | Greensboro Champs | Carolina Association | , | |||
| Clayton Clark | 1909 | 16 g. | Wichita Jobbers | Western League | , | ||
| Clayton Clark | 1909 | 20 g. | Waterloo Lulus | Central Association | , | ||
| Dad Clark | clark-002alf | 1909 | 146 g. | Pueblo Indians | Western League | , | |
| Harry Clark | clark-004har | 1909 | 173 g. | Milwaukee Brewers | American Association | , | |
| James Clark | 1909 | 71 g. | Trenton Tigers | Tri-State League | , | ||
| James Clark | 1909 | 35 g. | Baltimore Orioles | Eastern League | , | ||
| Jefferson Clark | 1909 | Stockton Tigers | California State League | , | |||
| Jefferson Clark | 1909 | Fresno Raisin Growers | California State League | , | |||
| John Clark | clark-001jl- | 1909 | 34 g. | Macon Peaches | South Atlantic League | , | |
| Leroy Clark | clark-001ler | 1909 | Fort Wayne Billikens | Central League | , | ||
| Win Clark | clark-012wil | 1909 | 75 g. | Norfolk Tars | Virginia League | , | |
| Jefferson Clarke | 1909 | Des Moines Boosters | Western League | , | |||
| Jefferson Clarke | 1909 | Sioux City Packers | Western League | , | |||
| Tommy Clarke | clarke001tho | 1909 | 40 g. | Montreal Royals | Eastern League | , | |
| Tommy Clarke | clarke001tho | 1909 | 8/26- | 18 g. | Cincinnati | National League | Cincinnati, OH |
| William Clarke | clarke004wil | 1909 | Albany Senators | New York State League | , | ||
| Andrew Clawson | 1909 | 41 g. | McPherson Merry Macks | Kansas State League | , | ||
| Bill Clay | clay--002fre | 1909 | 114 g. | Reading Pretzels | Tri-State League | , | |
| Lester Clayborne | claybo000les | 1909 | +7/12+ | Butte MT | Independent | , | |
| William Clayton | clayto001wil | 1909 | 109 g. | Altoona Mountaineers | Tri-State League | , | |
| William Clayton | clayto001wil | 1909 | Reading Pretzels | Tri-State League | , | ||
| Peter Clemens | 1909 | 105 g. | Lynn Shoemakers | New England League | , | ||
| Peter Clemens | 1909 | Lawrence Colts | New England League | , | |||
| Peter Clemens | 1909 | Fall River Indians | New England League | , | |||
| Peter Clemens | 1909 | Fayetteville Highlanders | East Carolina League | , | |||
| Ray Clement | 1909 | Detr.-Spalding | Independent | , | |||
| Wally Clement | clemen001wal | 1909 | 3 g. | Philadelphia | National League | Philadelphia, PA | |
| Wally Clement | clemen001wal | 1909 | -10/6 | 92 g. | Brooklyn | National League | Brooklyn, NY |
| Zora Clevenger | 1909 | 39 g. | Spartanburg Spartans | Carolina Association | , | ||
| Kelly Clever | 1909 | 114 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | ||
| Harry Clifton | 1909 | Reading Pretzels | Tri-State League | , | |||
| Jesse Clifton | 1909 | 95 g. | Guthrie Senators | Western Association | , | ||
| Clinton | 1909 | Reading Pretzels | Tri-State League | , | |||
| John Cloherty | 1909 | 24 g. | McPherson Merry Macks | Kansas State League | , | ||
| John Clougher | 1909 | 92 g. | Elmira Colonels | New York State League | , | ||
| Floyd Clune | 1909 | 29 g. | Portsmouth Truckers | Virginia League | , | ||
| John Clynes | clynes001jos | 1909 | Spokane Indians | Northwestern League | , | ||
| John Clynes | clynes001jos | 1909 | 11/6-11/7- | San Diego CA | Independent | , | |
| Andy Coakley | coakle001and | 1909 | 1 g. | Chicago | National League | Chicago, IL | |
| Andy Coakley | coakle001and | 1909 | +6/8+ | Reading | Atlantic League | , | |
| Floyd Coates | coates001f-- | 1909 | +5/4-5/21+ | Pueblo Indians | Western League | , | |
| Thomas Coates | 1909 | 126 g. | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| John Cobb | 1909 | 36 g. | Fresno Raisin Growers | California State League | , | ||
| John Cobb | 1909 | 5 g. | Memphis Turtles | Southern Association | , | ||
| Samuel Cobean | cobean001sam | 1909 | +5/12-7/18 | Reading | Atlantic League | , | |
| John Cocash | 1909 | Little Rock Travelers | Southern Association | , | |||
| John Cocash | 1909 | Mobile Sea Gulls | Southern Association | , | |||
| George Cockill | cockil002geo | 1909 | 141 g. | Montreal Royals | Eastern League | , | |
| Jim Cockman | cockma001jam | 1909 | 111 g. | St. Paul Saints | American Association | , | |
| Jim Cockman | cockma001jam | 1909 | 39 g. | Lincoln Railsplitters | Western League | , | |
| Frank Coe | 1909 | 220 ab | Manhattan Maroons | Central Kansas League | , | ||
| Frank Coe | 1909 | Junction City Soldiers | Central Kansas League | , | |||
| Edward Coffey | coffey001edw | 1909 | 131 g. | South Bend Greens | Central League | , | |
| Henry Coffin | 1909 | New Bedford Whalers | New England League | , | |||
| Henry Coffin | 1909 | 15 g. | Springfield Ponies | Connecticut State League | , | ||
| Charles Cogswell | cogswe003cha | 1909 | Flint Vehicles | Southern Michigan League | , | ||
| Charles Cole | 1909 | 16 g. | Arkansas City-Winfield Twins | Kansas State League | , | ||
| Clarence Cole | cole--002cla | 1909 | Springfield Midgets | Western Association | , | ||
| Curtis Coleman | 1909 | Tacoma Tigers | Northwestern League | , | |||
| Cad Coles | coles-001cad | 1909 | 120 g. | Augusta Tourists | South Atlantic League | , | |
| Edgar Colgrove | 1909 | , | |||||
| Henry Collett | 1909 | Canandaigua NY | Independent | , | |||
| Edward Colligan | collig001edw | 1909 | Des Moines Boosters | Western League | , | ||
| Ed Collins | 1909 | 39 g. | Milwaukee Brewers | American Association | , | ||
| Eddie Collins | collin003edw | 1909 | 153 g. | Philadelphia | American League | Philadelphia, PA | |
| Edward Collins | collin002e-- | 1909 | , | ||||
| Edward Collins | 1909 | 30 g. | Utica Pent-Ups | New York State League | , | ||
| James Collins | 1909 | 83 g. | Burlington Pathfinders | Central Association | , | ||
| Johnny Collins | 1909 | Winnipeg Maroons | Western Canada League | , | |||
| Joseph Collins | collin005jos | 1909 | 17 g. | San Jose Prune Pickers | California State League | , | |
| Luke Collins | 1909 | Regina Bone Pilers | Western Canada League | , | |||
| Ray Collins | collin001ray | 1909 | 7/19- | 12 g. | Boston | American League | Boston, MA |
| Robert Collins | collin002rob | 1909 | 118 g. | Portsmouth Cobblers | Ohio State League | , | |
| Shano Collins | collin004joh | 1909 | 88 g. | Springfield Ponies | Connecticut State League | , | |
| William Collins | 1909 | 140 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | ||
| William Collins | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |||
| Marshall Comingor | 1909 | +5/23+ | Terre Haute Hottentots | Central League | , | ||
| Marshall Comingor | 1909 | 24 g. | Mansfield Pioneers | Ohio State League | , | ||
| Paul Companion | compan001pau | 1909 | 53 g. | Appleton Papermakers | Wisconsin-Illinois League | , | |
| Earl Comstock | comsto001ear | 1909 | 162 ab | Bay City | Southern Michigan League | , | |
| Edward Conahan | 1909 | Umpire | , | ||||
| Robert Conaway | conawa001rob | 1909 | 131 g. | Dallas Giants | Texas League | , | |
| Charles Conklin | conkli002cha | 1909 | Kokomo Wild Cats | Northern State of Indiana League | , | ||
| Conn | 1909 | 24 g. | Rocky Mount Railroaders | East Carolina League | , | ||
| Bert Conn | conn--001alb | 1909 | 100 g. | Williamsport Millionaires | Tri-State League | , | |
| Bert Conn | conn--001alb | 1909 | 3 g. | Baltimore Orioles | Eastern League | , | |
| Connell | 1909 | 37 g. | Superior Blues | Minnesota-Wisconsin League | , | ||
| Thomas Connell | 1909 | 6 g. | Newton Railroaders | Kansas State League | , | ||
| Joe Connor | connor002jos | 1909 | 85 g. | Springfield Ponies | Connecticut State League | , | |
| Joseph Connor | 1909 | Ballinger TX | Independent | , | |||
| Connors | connor002joh | 1909 | 95 g. | Spokane Indians | Northwestern League | , | |
| Connors | connor002joh | 1909 | Vancouver Beavers | Northwestern League | , | ||
| Connors | connor002joh | 1909 | Aberdeen Grays | Northwestern League | , | ||
| Bill Connors | connor001wil | 1909 | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Bill Connors | connor001wil | 1909 | Kewanee Boilermakers | Central Association | , | ||
| Bill Connors | connor002wil | 1909 | Calgary Cowboys | Western Canada League | , | ||
| Ed Connors | connor002edw | 1909 | Umpire | Connecticut State League | , | ||
| Martin Conroy | 1909 | 39 g. | Troy Trojans | New York State League | , | ||
| Leroy Converse | conver001ler | 1909 | +5/19+ | Winona Pirates | Minnesota-Wisconsin League | , | |
| Conway | 1909 | 31 g. | Charleroi/Parkersburg Parkers | Pennsylvania-West Virginia League | , | ||
| Charles Conway | conway001cha | 1909 | 65 g. | Youngstown Indians | Ohio-Pennsylvania League | , | |
| Albert Cook | 1909 | 105 g. | Madison Senators | Wisconsin-Illinois League | , | ||
| Duff Cooley | cooley001duf | 1909 | 20 g. | Topeka Jayhawks | Western League | , | |
| William Cooley | cooley001wil | 1909 | 50 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | |
| Cecil Coombs | 1909 | 100 g. | Pekin Celestials | Illinois-Missouri League | , | ||
| Bill Cooney | cooney001wil | 1909 | 71 g. | Haverhill Hustlers | New England League | , | |
| Bill Cooney | cooney001wil | 1909 | 9/22- | 5 g. | Boston | National League | Boston, MA |
| Edward Cooney | cooney001edw | 1909 | 21 g. | Syracuse Stars | New York State League | , | |
| Frank Cooper | cooper001ike | 1909 | 1 g. | San Francisco Seals | Pacific Coast League | , | |
| Frank Cooper | cooper001ike | 1909 | 32 g. | Galveston Sand Crabs | Texas League | , | |
| Frank Cooper | cooper001ike | 1909 | Waco Navigators | Texas League | , | ||
| George Cooper | cooper004geo | 1909 | San Francisco Orphans/Sacramento Senators | California State League | , | ||
| Jimmy Cooper | cooper002jam | 1909 | 108 g. | Akron Champs | Ohio-Pennsylvania League | , | |
| John Cooper | 1909 | 80 g. | Wilson Tobacconists | Eastern Carolina League | , | ||
| John Cooper | 1909 | Spartanburg Spartans | Carolina Association | , | |||
| John Cooper | 1909 | Greenville Spinners | Carolina Association | , | |||
| John Cooper | 1909 | Duluth White Sox | Minnesota-Wisconsin League | , | |||
| John Cooper | 1909 | Superior Blues | Minnesota-Wisconsin League | , | |||
| Tommy Copeland | copela001tho | 1909 | 32 g. | Burlington Pathfinders | Central Association | , | |
| Joe Corbett | corbet001jos | 1909 | 12 g. | San Francisco Seals | Pacific Coast League | , | |
| John Corbett | corbet001joh | 1909 | 73 g. | Monmouth Browns | Illinois-Missouri League | , | |
| John Corbett | 1909 | 15 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| John Corbett | 1909 | 83 g. | Anderson Electricians | Carolina Association | , | ||
| Ted Corbett | corbet001the | 1909 | 46 g. | Winona Pirates | Minnesota-Wisconsin League | , | |
| Edward Corbin | corbin000edd | 1909 | Salt Lake City/Livingston Mormons | Inter-Mountain League | , | ||
| Fred Corbin | 1909 | 115 g. | Lancaster Lanks | Ohio State League | , | ||
| Fred Corbin | 1909 | Lima Cigarmakers | Ohio State League | , | |||
| Mickey Corcoran | corcor001mic | 1909 | 149 g. | Montreal Royals | Eastern League | , | |
| Phil Corcoran | corcor001phi | 1909 | 32 g. | New Haven Black Crows | Connecticut State League | , | |
| John Core | 1909 | South Bend Greens | Central League | , | |||
| John Core | 1909 | Grand Rapids Wolverines | Central League | , | |||
| Roy Corhan | 1909 | 133 g. | Pueblo Indians | Western League | , | ||
| Robert Corkill | corkil001rob | 1909 | Galveston Sand Crabs | Texas League | , | ||
| Robert Corkill | corkil001rob | 1909 | Houston Buffaloes | Texas League | , | ||
| Albert Cornelius | 1909 | 19 g. | Grafton | Pennsylvania-West Virginia League | , | ||
| Harry Corns | corns-002har | 1909 | 29 g. | Fort Wayne Billikens | Central League | , | |
| Red Corriden | corrid001joh | 1909 | 143 g. | Keokuk Indians | Central Association | , | |
| Frank Corridon | corrid001fra | 1909 | 27 g. | Philadelphia | National League | Philadelphia, PA | |
| Hugh Corrigan | 1909 | Lethbridge Miners | Western Canada League | , | |||
| Jack Corrigan | corrig002joh | 1909 | Lethbridge Miners | Western Canada League | , | ||
| Eugene Cosgrove | 1909 | 66 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Henry Cote | cote--002hen | 1909 | 81 g. | Greenville Spinners | Carolina Association | , | |
| Leonard Cote | 1909 | 135 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Dick Cotter | cotter002ric | 1909-11 | Manhattan College | College | , | ||
| John Cotter | cotter001joh | 1909 | +5/26+ | 20 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , |
| Joseph Cotter | cotter001jos | 1909 | +6/2-6/14+ | Mount Carmel | Atlantic League | , | |
| Bob Coulson | coulso002rob | 1909 | 140 g. | Memphis Turtles | Southern Association | , | |
| Courtney | 1909 | Shamokin | Atlantic League | , | |||
| Frank Courtney | 1909 | 110 g. | Haverhill Hustlers | New England League | , | ||
| John Coutts | 1909 | +6/14-6/15+ | Shamokin | Atlantic League | , | ||
| John Coutts | 1909 | +7/1+ | Easton | Atlantic League | , | ||
| John Coutts | 1909 | 27 g. | Altoona Mountaineers | Tri-State League | , | ||
| Frank Coveleski | 1909 | Reading | Atlantic League | , | |||
| Frank Coveleski | 1909 | +9/11+ | Danville PA | Independent | , | ||
| Harry Coveleski | covele001har | 1909 | 24 g. | Philadelphia | National League | Philadelphia, PA | |
| John Coveleski | 1909 | 4/28- | 113 g. | Lancaster Red Roses | Tri-State League | , | |
| Stanley Coveleski | 1909 | 43 g. | Lancaster Red Roses | Tri-State League | , | ||
| Jack Coveney | covene001joh | 1909 | Columbus Foxes | South Atlantic League | , | ||
| William Covington | 1909 | 30 g. | Evansville River Rats | Central League | , | ||
| Edgar Cowan | 1909 | Shreveport Pirates | Texas League | , | |||
| Edgar Cowan | 1909 | Houston Buffaloes | Texas League | , | |||
| Edgar Cowan | 1909 | Waco Navigators | Texas League | , | |||
| George Cowan | cowan-001geo | 1909 | Richmond Colts | Virginia League | , | ||
| George Cowan | cowan-001geo | 1909 | Portsmouth Truckers | Virginia League | , | ||
| Thomas Cowell | 1909 | 33 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Charles Cox | 1909 | 2 g. | Greensboro Champs | Carolina Association | , | ||
| Chesty Cox | cox---002eug | 1909 | 101 g. | Lethbridge Miners | Western Canada League | , | |
| Chesty Cox | cox---002eug | 1909 | Calgary Cowboys | Western Canada League | , | ||
| James Cox | 1909 | 45 g. | Lowell Tigers | New England League | , | ||
| James Cox | 1909 | New Bedford Whalers | New England League | , | |||
| James Cox | 1909 | Haverhill Hustlers | New England League | , | |||
| Bert Coy | coy---001ber | 1909 | 135 g. | Vernon Tigers | Pacific Coast League | , | |
| Elmer Coyle | 1909 | Fort Worth Panthers | Texas League | , | |||
| Elmer Coyle | 1909 | Houston Buffaloes | Texas League | , | |||
| George Crable | crable001geo | 1909 | 42 g. | Galveston Sand Crabs | Texas League | , | |
| Craft | 1909 | 25 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Craft | 1909 | Rock Island Islanders | Illinois-Indiana-Iowa League | , | |||
| Craft | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |||
| George Craig | craig-001geo | 1909 | +5/11-7/18 | Reading | Atlantic League | , | |
| George Craig | craig-001geo | 1909 | Reading Pretzels | Tri-State League | , | ||
| Harry Craig | 1909 | 5/22- | Wilkinsburg PA | Independent | , | ||
| Harry Craig | 1909 | 8/31- | Pitt.-Knoxville | Allegheny County | , | ||
| Doc Crandall | cranda002jam | 1909 | 30 g. | New York | National League | New York, NY | |
| Karl Crandall | 1909 | 129 g. | Kewanee Boilermakers | Central Association | , | ||
| Anthony Crane | crane-001ant | 1909 | 32 g. | Youngstown Indians | Ohio-Pennsylvania League | , | |
| Anthony Crane | crane-001ant | 1909 | 50 g. | Williamsport Millionaires | Tri-State League | , | |
| Anthony Crane | crane-001ant | 1909 | +6/11+ | Harrisburg Senators | Tri-State League | , | |
| James Crangle | crangl001jam | 1909 | +6/13+ | Winona Pirates | Minnesota-Wisconsin League | , | |
| Bill Cranston | cranst001wil | 1909 | 128 g. | Memphis Turtles | Southern Association | , | |
| Pat Crisham | crisha002pat | 1909 | Syracuse Stars | New York State League | , | ||
| Dode Criss | criss-001dod | 1909 | 35 g. | St. Louis | American League | St. Louis, MO | |
| Charles Crist | crist-000cha | 1909 | Calgary Cowboys | Western Canada League | , | ||
| Ches Crist | crist-001che | 1909 | 3 g. | Jersey City Skeeters | Eastern League | , | |
| Bill Cristall | crista001wil | 1909 | 50 g. | Evansville River Rats | Central League | , | |
| Bud Croake | 1909 | Chic.-White Rocks | Independent | , | |||
| Bud Croake | 1909 | 7/- | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| Davey Crockett | crocke001dan | 1909 | 90 g. | Goldsboro Giants | East Carolina League | , | |
| George Croll | croll-001geo | 1909 | San Francisco Orphans/Sacramento Senators | California State League | , | ||
| George Croll | croll-001geo | 1909 | San Jose Prune Pickers | California State League | , | ||
| Jack Cronin | cronin001joh | 1909 | 33 g. | Providence Grays | Eastern League | , | |
| Tom Crooke | crooke001tho | 1909 | 115 g. | Reading Pretzels | Tri-State League | , | |
| Tom Crooke | crooke001tho | 1909 | 9/29- | 3 g. | Washington | American League | Washington, DC |
| Cross | 1909 | 11 g. | Clarksburg Bees | Pennsylvania-West Virginia League | , | ||
| Lave Cross | cross-001laf | 1909 | 5/6-6/20 | Shamokin | Atlantic League | , | |
| Lave Cross | cross-001laf | 1909 | 50 g. | Charlotte Hornets | Carolina Association | , | |
| Monte Cross | cross-001mon | 1909 | 62 g. | Baltimore Orioles | Eastern League | , | |
| Monte Cross | cross-001mon | 1909 | Kansas City Blues | American Association | , | ||
| Monte Cross | cross-001mon | 1909 | Indianapolis Indians | American Association | , | ||
| Reta Crossley | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |||
| Reta Crossley | 1909 | 18 g. | Galesburg Boosters | Illinois-Missouri League | , | ||
| Crowley | 1909 | Fond du Lac Giants | Wisconsin-Illinois League | , | |||
| James Crowley | 1909 | +8/5-8/11+ | Brockton Tigers | New England League | , | ||
| Dick Crozier | crozie001j-- | 1909 | Raleigh Red Birds | East Carolina League | , | ||
| Norman Cruikshank | 1909 | 98 g. | Waterloo Lulus | Central Association | , | ||
| Norman Cruikshank | 1909 | 12 g. | Sioux City Packers | Western League | , | ||
| Charles Crum | crum--001cha | 1909 | Kansas City City League | , | |||
| Walter Crum | crum--001wal | 1909 | 123 g. | New Bedford Whalers | New England League | , | |
| Crutcher | 1909 | +6/1-6/4+ | Fort Smith Soldiers | Arkansas State League | , | ||
| Crutcher | 1909 | 6/1-7/12+ | Holyoke Papermakers | Connecticut State League | , | ||
| Crutcher | 1909 | 7/20-8/1+ | 15 g. | Waterbury Invincibles | Connecticut State League | , | |
| Crutcher | 1909 | +8/21+ | Nashv.-N.A.C. | Independent | , | ||
| Edward Crutcher | 1909 | 26 g. | Frankfort Statesmen | Blue Grass League | , | ||
| Louis Crutcher | 1909 | 4/28-5/28+ | Johnstown Johnnies | Tri-State League | , | ||
| Louis Crutcher | 1909 | 8/12-9/12+ | Frankfort Statesmen | Blue Grass League | , | ||
| Louis Crutcher | 1909 | 10/4 Exhib. | Frankfort Statesmen | Blue Grass League | , | ||
| Richard Crutcher | 1909 | +5/13+ | Frankfort Statesmen | Blue Grass League | , | ||
| Richard Crutcher | 1909 | +6/17+ | Muskogee Navigators | Western Association | , | ||
| Richard Crutcher | 1909 | +8/4+ | Webb City Webfeet/Sapulpa Oilers | Western Association | , | ||
| Richard Crutcher | 1909 | +9/+ | Enid Railroaders | Western Association | , | ||
| Edward Crutchley | 1909 | Mount Carmel | Atlantic League | , | |||
| Edward Crutchley | 1909 | +4/30+ | Harrisburg Senators | Tri-State League | , | ||
| Edward Crutchley | 1909 | -7/ | Pottsville | Atlantic League | , | ||
| Edward Crutchley | 1909 | Hagerstown MD | , | ||||
| Edward Crutchley | 1909 | 4/28- | Harrisburg Senators | Tri-State League | , | ||
| Edward Crutchley | 1909 | Pottsville | Atlantic League | , | |||
| Edward Crutchley | 1909 | Hagerstown MD | Independent | , | |||
| Edward Crutchley | 1909 | Shamokin | Atlantic League | , | |||
| John Cullen | 1909 | 117 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | ||
| Cummings | 1909 | Brandon Angels | Western Canada League | , | |||
| Alvin Cummings | 1909 | 49 g. | Duluth White Sox | Minnesota-Wisconsin League | , | ||
| Francis Cummings | 1909 | 39 g. | Rockford Reds | Wisconsin-Illinois League | , | ||
| Bill Cunningham | cunnin004wil | 1909 | 115 g. | New Bedford Whalers | New England League | , | |
| Mike Cunningham | cunnin001mod | 1909 | 27 g. | Troy Trojans | New York State League | , | |
| Cliff Curtis | curtis001cli | 1909 | 29 g. | Milwaukee Brewers | American Association | , | |
| Cliff Curtis | curtis001cli | 1909 | 8/23- | 10 g. | Boston | National League | Boston, MA |
| Clyde Curtis | curtis001cly | 1909 | 139 g. | Waterloo Lulus | Central Association | , | |
| Fred Curtis | curtis001fre | 1909 | 113 g. | Winona Pirates | Minnesota-Wisconsin League | , | |
| Gene Curtis | curtis002eug | 1909 | 120 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | |
| Joe Curtis | curtis001jos | 1909 | 138 g. | Santa Cruz Sand Crabs | California State League | , | |
| Peter Curtis | 1909 | 146 g. | Pueblo Indians | Western League | , | ||
| James Cuthbert | 1909 | 107 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Ralph Cutting | 1909 | 34 g. | Brockton Tigers | New England League | , | ||
| Herman Dahlgren | 1909 | 31 g. | Syracuse Stars | New York State League | , | ||
| Oran Dail | 1909 | Junction City KS | Independent | , | |||
| Judson Daley | daley-001jud | 1909 | 137 g. | Montgomery Climbers | Southern Association | , | |
| Tom Daley | daley-001tho | 1909 | 198 g. | Los Angeles Angels | Pacific Coast League | , | |
| George Dalrymple | dalrym001geo | 1909 | 38 g. | Muskogee Navigators | Western Association | , | |
| Tom Daly | daly--002tho | 1909 | Brooklyn | National League | Brooklyn, NY | ||
| Bill Dam | dam---001elb | 1909 | 8/23 | Boston | National League | Boston, MA | |
| Danford | 1909 | +6/24+ | York White Roses | Tri-State League | , | ||
| Frank Dang | 1909 | Quincy Vets | Central Association | , | |||
| Bert Daniels | daniel001ben | 1909 | Notre Dame Univ | College | , | ||
| Bert Daniels | daniel001ben | 1909 | Altoona Mountaineers | Tri-State League | , | ||
| Robert Daniels | 1909 | 31 g. | Bartlesville Boosters | Western Association | , | ||
| Babe Danzig | danzig001har | 1909 | 4/12-5/4 | Boston | American League | Boston, MA | |
| Babe Danzig | danzig001har | 1909 | 64 g. | Lowell Tigers | New England League | , | |
| Clifford Daringer | 1909 | Saginaw Wa-was | Southern Michigan League | , | |||
| Clifford Daringer | 1909 | 68 g. | Sacramento Sacts | Pacific Coast League | , | ||
| Howard Daringer | 1909 | 110 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | ||
| Sylvia Darrah | 1909 | +6/20+ | Waterloo Lulus | Central Association | , | ||
| Sylvia Darrah | 1909 | +8/23+ | Topeka Jayhawks | Western League | , | ||
| Augustus Daum | daum--001aug | 1909 | 101 g. | Lynn Shoemakers | New England League | , | |
| James Davey | davey-002jam | 1909 | Mansfield Pioneers | Ohio State League | , | ||
| Bill Davidson | davids007wil | 1909 | 9/29- | 2 g. | Chicago | National League | Chicago, IL |
| Homer Davidson | davids001hom | 1909 | 20 g. | Newark Newks | Ohio State League | , | |
| Robert Davidson | davids001pau | 1909 | 74 g. | Indianapolis Indians | American Association | , | |
| Robert Davidson | davids001pau | 1909 | 12 g. | Omaha Rourkes | Western League | , | |
| Samuel Davidson | 1909 | 79 g. | Medicine Hat Hatters | Western Canada League | , | ||
| Davie | 1909 | 18 g. | Quincy Vets | Central Association | , | ||
| Davie | 1909 | Waterloo Lulus | Central Association | , | |||
| Davie | 1909 | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |||
| Davie | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |||
| Ralph Davie | 1909 | +5/14-6/20+ | Shamokin | Atlantic League | , | ||
| Ralph Davie | 1909 | 24 g. | Galesburg Boosters | Illinois-Missouri League | , | ||
| Ben Davis | davis-001ben | 1909 | 155 g. | Vancouver Beavers | Northwestern League | , | |
| Elmer Davis | davis-002elm | 1909 | Lynchburg Shoemakers | Virginia League | , | ||
| Gerald Davis | davis-004ger | 1909 | 65 g. | San Francisco Seals | Pacific Coast League | , | |
| Gerald Davis | davis-004ger | 1909 | 46 g. | Guthrie Senators | Western Association | , | |
| Gerald Davis | davis-004ger | 1909 | 52 g. | Fresno Raisin Growers | California State League | , | |
| Lefty Davis | davis-001alf | 1909 | 139 g. | St. Paul Saints | American Association | , | |
| Paul Davis | davis-002pau | 1909 | 122 g. | Elmira Colonels | New York State League | , | |
| Lee Dawkins | dawkin001lev | 1909 | 17 g. | Marianna Brickeys | Northeast Arkansas League | , | |
| Lee Dawkins | dawkin001lev | 1909 | 40 g. | Muskogee Navigators | Western Association | , | |
| Fred Dawson | 1909 | 46 g. | Clarksburg Bees | Pennsylvania-West Virginia League | , | ||
| Herbert Dawson | 1909 | 114 g. | Richmond Pioneers | Blue Grass League | , | ||
| Day | 1909 | +6/24+ | Clay Center Cubs | Central Kansas League | , | ||
| Snake Deal | deal--002joh | 1909 | 115 g. | Lancaster Red Roses | Tri-State League | , | |
| Walter Deats | 1909 | +7/9+ | Shamokin | Atlantic League | , | ||
| Walter Deats | 1909 | +7/14+ | Wilmington/Sunbury | Atlantic League | , | ||
| Archie DeBaker | debake001art | 1909 | +5/29+ | Muskegon MI | Independent | , | |
| Frank Decanniere | 1909 | 21 g. | Lancaster Lanks | Ohio State League | , | ||
| Albert Decker | decker001alb | 1909 | 113 g. | Youngstown Indians | Ohio-Pennsylvania League | , | |
| Alonzo DeCosta | decost001a-- | 1909 | Columbia Gamecocks | South Atlantic League | , | ||
| Arista DeHaven | 1909 | 139 g. | Terre Haute Hottentots | Central League | , | ||
| Samuel DeHaven | 1909 | Houston Buffaloes | Texas League | , | |||
| Samuel DeHaven | 1909 | Hot Springs Vaporites | Arkansas State League | , | |||
| Samuel DeHaven | 1909 | Terre Haute Hottentots | Central League | , | |||
| Otto Deininger | deinin001ott | 1909 | - 10/7 | 55 g. | Philadelphia | National League | Philadelphia, PA |
| Deiters | 1909 | 10 g. | Tacoma Tigers | Northwestern League | , | ||
| Charles Deiters | deiter001cha | 1909 | Waco Navigators | Texas League | , | ||
| Charles Deiters | deiter001cha | 1909 | Houston Buffaloes | Texas League | , | ||
| William Delahanty | deleha001wil | 1909 | 25 g. | Binghamton Bingoes | New York State League | , | |
| Del Delair | 1909 | Monmouth Browns | Illinois-Missouri League | , | |||
| Edwin DeLave | 1909 | 30 g. | Northampton Meadowlarks | Connecticut State League | , | ||
| Edwin DeLave | 1909 | 16 g. | Lawrence Colts | New England League | , | ||
| Frank Delberts | 1909 | 33 g. | Ellsworth Worthies | Central Kansas League | , | ||
| William Dell | dell--001wil | 1909 | Butte Miners | Inter-Mountain League | , | ||
| Del Delmas | delmas001ber | 1909 | 216 g. | Los Angeles Angels | Pacific Coast League | , | |
| Albert Demaree | 1909 | Savannah Indians | South Atlantic League | , | |||
| Albert Demaree | 1909 | Chattanooga Lookouts | South Atlantic League | , | |||
| Gene DeMontreville | demont001eug | 1909 | 109 g. | New Orleans Pelicans | Southern Association | , | |
| George Deneau | 1909 | 89 ab | Saginaw Wa-was | Southern Michigan League | , | ||
| Owen Depew | depew-001o-- | 1909 | 64 g. | McPherson Merry Macks | Kansas State League | , | |
| Claud Derrick | derric001cla | 1909 | 40 g. | Greenville Spinners | Carolina Association | , | |
| Claud Derrick | derric001cla | 1909 | 15 g. | Macon Peaches | South Atlantic League | , | |
| Claud Derrick | derric001cla | 1909 | Columbia Gamecocks | South Atlantic League | , | ||
| Claud Derrick | derric001cla | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Charles Devers | 1909 | Reading | Atlantic League | , | |||
| Thomas Devine | devine001tho | 1909 | 122 g. | Fall River Indians | New England League | , | |
| Frank Devlin | 1909 | 51 g. | Freeport Pretzels | Wisconsin-Illinois League | , | ||
| Herbert Dewar | 1909-11 | U. Pittsburgh | College | , | |||
| Charles Dexter | dexter001cha | 1909 | Winona Pirates | Minnesota-Wisconsin League | , | ||
| Charles Dexter | dexter001cha | 1909 | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Charles Dexter | dexter001cha | 1909 | 139 g. | New Orleans Pelicans | Southern Association | , | |
| Guy Dickey | dickey001guy | 1909 | 36 g. | Fort Wayne Billikens | Central League | , | |
| Frank Dickinson | 1909 | 20 g. | Lynchburg Shoemakers | Virginia League | , | ||
| M. M. Dickinson | 1909 | 80 g. | Spartanburg Spartans | Carolina Association | , | ||
| Roy Dickinson | 1909 | Tufts College | College | , | |||
| Ernie Diehl | diehl-001ern | 1909 | 8/12 | Boston | National League | Boston, MA | |
| Walter Diehl | 1909 | 121 g. | Pekin Celestials | Illinois-Missouri League | , | ||
| Paul Dietz | 1909 | +6/20+ | Easton | Atlantic League | , | ||
| Paul Dietz | 1909 | 63 g. | York White Roses | Tri-State League | , | ||
| Fred Dingle | dingle001fre | 1909 | 98 g. | Spartanburg Spartans | Carolina Association | , | |
| William Dithridge | dithri001wil | 1909 | 23 g. | Pekin Celestials | Illinois-Missouri League | , | |
| Charles Doak | doak--001cha | 1909 | Greensboro Champs | Carolina Association | , | ||
| Edward Doak | 1909 | 90 g. | Goldsboro Giants | East Carolina League | , | ||
| William Doak | 1909 | Pitt.-Knoxville | Allegheny County | , | |||
| Claude Dobard | 1909 | no g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Claude Dobard | 1909 | Monroe/Newport-Batesville Pearl Diggers | Arkansas State League | , | |||
| Leonard Dobard | 1909 | 15 g. | Savannah Indians | South Atlantic League | , | ||
| Leonard Dobard | 1909 | 86 g. | Charlotte Hornets | Carolina Association | , | ||
| John Dobbs | dobbs-001joh | 1909 | 114 g. | Chattanooga Lookouts | South Atlantic League | , | |
| Frank Dobson | 1909 | 83 g. | Fayetteville Highlanders | East Carolina League | , | ||
| John Dodge | 1909 | 30 g. | Newport Pearl Diggers | Northeast Arkansas League | , | ||
| John Dodge | 1909 | Caruthersville MO | Independent | , | |||
| Mike Doherty | dohert001mic | 1909 | 110 g. | Waterbury Invincibles | Connecticut State League | , | |
| Cozy Dolan | dolan-001alb | 1909 | 8/15- | 3 g. | Cincinnati | National League | Cincinnati, OH |
| Cozy Dolan | dolan-001alb | 1909 | Rockford Reds | Wisconsin-Illinois League | , | ||
| John Dolan | dolan-004joh | 1909 | 129 g. | Hartford Senators | Connecticut State League | , | |
| Leon Dolan | dolan-001leo | 1909 | 118 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | |
| Fred Doll | doll--001fre | 1909 | La Crosse Outcasts | Minnesota-Wisconsin League | , | ||
| Frank Donahue | donahu002fra | 1909 | 106 g. | Fort Wayne Billikens | Central League | , | |
| Pat Donahue | donahu003pat | 1909 | 65 g. | Boston | American League | Boston, MA | |
| Thomas Donahue | donahu002tho | 1909 | +7/12+ | Butte MT | Independent | , | |
| William Donahue | donahu001wil | 1909 | 134 g. | Wheeling Stogies | Central League | , | |
| Edward Donnelly | donnel001edw | 1909 | Troy Trojans | New York State League | , | ||
| Frank Donnelly | donnel002fra | 1909 | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Augustus Donovan | 1909 | 52 g. | Hutchinson Salt Packers | Kansas State League | , | ||
| Bill Donovan | 1909 | Winnipeg Maroons | Western Canada League | , | |||
| Fred Donovan | donova002fre | 1909 | 27 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | |
| Fred Donovan | 1909 | Toledo Mud Hens | American Association | , | |||
| Herbert Donovan | 1909 | 73 g. | Burlington Pathfinders | Central Association | , | ||
| Michael Donovan | 1909 | 125 g. | Brockton Tigers | New England League | , | ||
| William Donovan | 1909 | 11 g. | Vancouver Beavers | Northwestern League | , | ||
| Charles Dooley | dooley001cha | 1909 | Utica Pent-Ups | New York State League | , | ||
| Jack Doscher | dosche001joh | 1909 | +5/31+ | Allentown | Atlantic League | , | |
| Jacobum Dossinger | 1909 | +5/19+ | Buff.-Hawthornes | Independent | , | ||
| Edgar Doty | 1909 | 32 g. | Evansville River Rats | Central League | , | ||
| John Doubles | double001j-- | 1909 | 88 g. | Akron Champs | Ohio-Pennsylvania League | , | |
| Archibald Douglas | dougla000hug | 1909 | USS New Hampshire | Navy | , | ||
| Archibald Douglas | dougla000hug | 1909 | USS New Hampshire | Navy | , | ||
| John Doup | doup--001joh | 1909 | 4/18 | Loui.-Glenwood Pk | Independent | , | |
| Claude Douthett | 1909 | Rose Polytech | College | , | |||
| Claude Douthett | 1909 | 12 g. | Waterloo Lulus | Central Association | , | ||
| Claude Douthett | 1909 | 19 g. | Terre Haute Hottentots | Central League | , | ||
| Seth Dove | 1909 | +3/28+ preseason | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Tommy Dowd | dowd--001tho | 1909 | Williams College | College | , | ||
| Roy Dowers | dowers001roy | 1909 | 133 g. | Hannibal Cannibals | Central Association | , | |
| Downey | 1909 | 78 g. | Topeka Jayhawks | Western League | , | ||
| Jim Downey | downey002jam | 1909 | 87 g. | Macon Peaches | South Atlantic League | , | |
| Thomas Downey | downey002tho | 1909 | 59 g. | Tacoma Tigers | Northwestern League | , | |
| Ernest Doyle | 1909 | 53 g. | Lexington Colts | Blue Grass League | , | ||
| Frank Doyle | doyle-001fra | 1909 | 125 g. | Roanoke Tigers | Virginia League | , | |
| James Doyle | doyle-001jam | 1909 | 79 g. | Utica Pent-Ups | New York State League | , | |
| Larry Doyle | doyle-002law | 1909 | 147 g. | New York | National League | New York, NY | |
| Slow Joe Doyle | doyle-001jud | 1909 | 17 g. | New York | American League | New York, NY | |
| William Doyle | doyle-008wil | 1909 | Portsmouth Cobblers | Ohio State League | , | ||
| William Draher | 1909 | 263 ab | Saginaw Wa-was | Southern Michigan League | , | ||
| Delos Drake | drake-002del | 1909 | 143 g. | Wilkes-Barre Barons | New York State League | , | |
| Herbert Drake | drake-002har | 1909 | +6/26+ | Port Allegany PA | Independent | , | |
| Alvin Dretchko | 1909 | Alexandria MN | Independent | , | |||
| Alvin Dretchko | 1909 | Minn.-All Stars | Independent | , | |||
| Lew Drill | drill-001lew | 1909 | 43 g. | Superior Blues | Minnesota-Wisconsin League | , | |
| James Drohan | drohan001jam | 1909 | 38 g. | Oklahoma City Indians | Texas League | , | |
| Louis Drucke | drucke001lou | 1909 | Texas Christian | College | , | ||
| Louis Drucke | drucke001lou | 1909 | Dallas Giants | Texas League | , | ||
| Louis Drucke | drucke001lou | 1909 | 9/25 - | 3 g. | New York | National League | New York, NY |
| Oscar Drucke | 1909 | Texas Christian | College | , | |||
| Oscar Drucke | 1909 | Dallas Giants | Texas League | , | |||
| Carl Druhot | druhot001car | 1909 | 5 g. | Portland Beavers | Pacific Coast League | , | |
| Ferd Drumm | drumm-001fer | 1909 | Clarksburg Bees | Pennsylvania-West Virginia League | , | ||
| Frank DuChien | duchie001fra | 1909 | 118 g. | Racine Belles | Wisconsin-Illinois League | , | |
| Roy Dudley | dudley001roy | 1909 | , | ||||
| Clarence Duggan | duggan001cla | 1909 | 17 g. | New Haven Black Crows | Connecticut State League | , | |
| Clarence Duggan | duggan001cla | 1909 | 33 g. | Worcester Busters | New England League | , | |
| Clarence Duggan | duggan001cla | 1909 | Lawrence Colts | New England League | , | ||
| Clarence Duggan | duggan001cla | 1909 | Brockton Tigers | New England League | , | ||
| Daniel Duggan | duggan001dan | 1909 | +5/29+ | Worcester Busters | New England League | , | |
| Daniel Duggan | duggan001dan | 1909 | +7/19+ | 17 g. | New Bedford Whalers | New England League | , |
| Jim Duggan | duggan001jam | 1909 | 98 g. | Holyoke Papermakers | Connecticut State League | , | |
| John Duggan | duggan001joh | 1909 | 32 g. | Nashville Volunteers | Southern Association | , | |
| Thomas Dugger | 1909 | 86 g. | Paris Bourbonites | Blue Grass League | , | ||
| Clarence Dunbar | dunbar000har | 1909 | 40 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | |
| Gus Dundon | dundon001aug | 1909 | 33 g. | New Orleans Pelicans | Southern Association | , | |
| Gus Dundon | dundon001aug | 1909 | 77 g. | Evansville River Rats | Central League | , | |
| Jack Dunlap | dunlap000jac | 1909 | Umpire | Texas League | , | ||
| Bert Dunn | dunn--003ber | 1909 | 47 g. | Medicine Hat Hatters | Western Canada League | , | |
| Bert Dunn | dunn--003ber | 1909 | Butte Miners | Inter-Mountain League | , | ||
| Jack Dunn | dunn--005joh | 1909 | 100 g. | Baltimore Orioles | Eastern League | , | |
| James Dunn | 1909 | 53 g. | Ottumwa Packers | Central Association | , | ||
| Joe Dunn | dunn--001jos | 1909 | 10 g. | Brooklyn | National League | Brooklyn, NY | |
| William Dunn | dunn--001wil | 1909 | 93 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | |
| Alexander Dupree | dupree001ale | 1909 | +8/19+ | Shreveport Pirates | Texas League | , | |
| Albert Durham | 1909 | 54 g. | Fairmont Champions | Pennsylvania-West Virginia League | , | ||
| Albert Durham | 1909 | 54 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | ||
| Bull Durham | durham001lou | 1909 | +6/13-6/17+ | Toronto Maple Leafs | Eastern League | , | |
| Bull Durham | durham001lou | 1909 | -5/19 | 4 g. | New York | National League | New York, NY |
| Bull Durham | durham001lou | 1909 | +7/10-7/25+ | Columbus Senators | American Association | , | |
| Bull Durham | durham001lou | 1909 | +9/3+ | 10 g. | Denver Grizzlies | Western League | , |
| James Durham | durham003jam | 1909 | Stockton Tigers | California State League | , | ||
| James Durham | durham003jam | 1909 | signed | San Francisco Seals | Pacific Coast League | , | |
| Claude Durlin | 1909 | +6/14-7/9+ | Reading | Atlantic League | , | ||
| Claude Durlin | 1909 | +7/29-8/19+ | Montreal Royals | Eastern League | , | ||
| Charles Durmeyer | 1909 | 112 g. | Wilkes-Barre Barons | New York State League | , | ||
| Charles Duvie | 1909 | +5/31-7/6+ | Shamokin | Atlantic League | , | ||
| Truck Eagan | eagan-001cha | 1909 | 188 g. | Vernon Tigers | Pacific Coast League | , | |
| Bobby Eager | eager-001rob | 1909 | San Jose Prune Pickers | California State League | , | ||
| Johnny Eagle | 1909 | Bakersville CA | Independent | , | |||
| Edward Earley | 1909 | St. Bonaventure | College | , | |||
| Edward Earley | 1909 | 84 g. | Wilkes-Barre Barons | New York State League | , | ||
| Christopher Earthman | 1909 | 27 g. | Great Bend Millers | Kansas State League | , | ||
| Christopher Earthman | 1909 | 34 ab | Ellsworth Worthies | Central Kansas League | , | ||
| Mal Eason | eason-001mal | 1909 | 52 g. | Lawrence Colts | New England League | , | |
| Walter East | east--002wal | 1909 | Akron Zips | Basketball | , | ||
| Walter East | east--002wal | 1909 | 138 g. | Nashville Volunteers | Southern Association | , | |
| Frank Eastley | eastle001fra | 1909 | 42 g. | San Francisco Seals | Pacific Coast League | , | |
| Eastman | 1909 | Dayton Veterans | Central League | , | |||
| Eastman | 1909 | +7/4+ | Hannibal Cannibals | Central Association | , | ||
| Chris Eastman | eastma001chr | 1909 | Rock Island Islanders | Illinois-Indiana-Iowa League | , | ||
| Fred Eastman | 1909 | 23 g. | Waterbury Invincibles | Connecticut State League | , | ||
| Henry Eberline | 1909 | 72 g. | Fort Worth Panthers | Texas League | , | ||
| Roy Eberly | 1909 | Racine Belles | Wisconsin-Illinois League | , | |||
| Henry Eberts | eberts001hen | 1909 | 77 g. | Hannibal Cannibals | Central Association | , | |
| Henry Eberts | eberts001hen | 1909 | Bluffton Babes | Northern State of Indiana League | , | ||
| Mills Ebright | ebrigh001a-- | 1909 | Kansas Univ. | College | , | ||
| Mills Ebright | ebrigh001a-- | 1909 | 239 ab | Beloit | Central Kansas League | , | |
| E. A. Eckman | 1909 | Umpire | American Association | , | |||
| E. A. Eckman | 1909 | Umpire | Northwestern League | , | |||
| Jacob Edgar | 1909 | Newburgh Colts | Eastern Association | , | |||
| Jacob Edgar | 1909 | Easton | Atlantic League | , | |||
| Bob Edmondson | edmond002rob | 1909 | 125 g. | Sioux City Packers | Western League | , | |
| Bob Edmondson | edmond002rob | 1909 | 27 g. | Minneapolis Millers | American Association | , | |
| Sam Edmonston | edmons001sam | 1909 | +8/20+ | 12 g. | Richmond Colts | Virginia League | , |
| Sam Edmonston | edmons001sam | 1909 | 17 g. | Altoona Mountaineers | Tri-State League | , | |
| E. Edmunds | 1909 | +6/2-7/18 | Mount Carmel | Atlantic League | , | ||
| E. Edmunds | 1909 | Bridgeton NJ | Independent | , | |||
| Frederick Edmunds | 1909 | 106 g. | Winnipeg Maroons | Western Canada League | , | ||
| J. Edmunds | 1909 | 5/6-7/13 | Allentown | Atlantic League | , | ||
| J. Edmunds | 1909 | +7/14+ | Wilkes-Barre Barons | New York State League | , | ||
| George Edwards | edward004geo | 1909 | 57 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Gilbert Edwards | 1909 | Northampton Meadowlarks | Connecticut State League | , | |||
| Ben Egan | egan--001art | 1909 | 97 g. | Utica Pent-Ups | New York State League | , | |
| Ned Egan | egan--001edw | 1909 | Burlington Pathfinders | Central Association | , | ||
| Wish Egan | egan--001alo | 1909 | 38 g. | San Jose Prune Pickers | California State League | , | |
| Charles Eggert | eggert001cha | 1909 | +6/13+ | Lans.-Oldsmobile | Independent | , | |
| J. Raymond Egner | 1909 | Trenton Tigers | Tri-State League | , | |||
| Ray Egner | egner-001ray | 1909 | +5/14+ | Trenton Tigers | Tri-State League | , | |
| Herbert Ehlers | 1909 | 410 ab | Lansing Senators | Southern Michigan League | , | ||
| Fred Ehman | ehman-001fre | 1909 | 49 g. | Sacramento Sacts | Pacific Coast League | , | |
| Charles Eichberger | eichbe001cha | 1909 | Lancaster Red Roses | Tri-State League | , | ||
| Charles Eichberger | eichbe001cha | 1909 | 69 g. | Easton | Atlantic League | , | |
| Charles Eichberger | eichbe001cha | 1909 | York White Roses | Tri-State League | , | ||
| John Eide | 1909 | +5/20-10/2+ | Dixon IL Browns | Independent | , | ||
| Edward Eis | 1909 | 21 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| William Eisenberger | 1909 | Albright College | College | , | |||
| William Eisenberger | 1909 | Atlantic City NJ | Independent | , | |||
| William Eisenberger | 1909 | 7/?- | Lancaster Red Roses | Tri-State League | , | ||
| William Eisenberger | 1909 | Harrisburg Senators | Tri-State League | , | |||
| Frank Eley | eley--001fra | 1909 | 106 g. | Jersey City Skeeters | Eastern League | , | |
| Jack Eley | 1909 | Peoria Distillers | Illinois-Indiana-Iowa League | , | |||
| Roy Ellam | ellam-001roy | 1909 | 141 g. | Birmingham Barons | Southern Association | , | |
| Roy Ellam | ellam-001roy | 1909 | 9/18- | 10 g. | Cincinnati | National League | Cincinnati, OH |
| Harry Ellerby | 1909 | 244 ab | Jackson Convicts | Southern Michigan League | , | ||
| Charles Ellinor | 1909 | Charlotte Hornets | Carolina Association | , | |||
| Claude Elliott | elliot001cla | 1909 | , | ||||
| Gene Elliott | elliot002eug | 1909 | 114 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | |
| Rowdy Elliott | elliot001har | 1909 | 105 g. | Kewanee Boilermakers | Central Association | , | |
| Charles Elsey | elsey-001cha | 1909 | +6/10-6/14+ | Helena Senators | Inter-Mountain League | , | |
| Charles Elston | elston001cur | 1909 | 140 g. | Fort Wayne Billikens | Central League | , | |
| Emerson | 1909 | Richmond Colts | Virginia League | , | |||
| John Emerson | 1909 | Memphis Turtles | Southern Association | , | |||
| John Emerson | 1909 | Shamokin | Atlantic League | , | |||
| John Emerson | 1909 | Trenton Tigers | Tri-State League | , | |||
| Gustave Eng | eng---001gus | 1909 | 60 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | |
| George Engel | engel-002geo | 1909 | 32 g. | Vancouver Beavers | Northwestern League | , | |
| George Engel | engel-002geo | 1909 | Seattle Turks | Northwestern League | , | ||
| Grover Engman | 1909 | 23 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | ||
| Grover Engman | 1909 | Decatur Commodores | Illinois-Indiana-Iowa League | , | |||
| James Ennis | ennis-002jam | 1909 | Grand Rapids Wolverines | Central League | , | ||
| Augustus Epler | 1909 | 24 g. | Goldsboro Giants | East Carolina League | , | ||
| Augustus Epler | 1909 | +6/7-7/1+ | Shamokin | Atlantic League | , | ||
| Oscar Epling | 1909 | 28 g. | Great Bend Millers | Kansas State League | , | ||
| Edward Erickson | ericks002edw | 1909 | 37 g. | Vancouver Beavers | Northwestern League | , | |
| Frank Erickson | 1909 | 102 g. | Green Bay Bays | Wisconsin-Illinois League | , | ||
| Peter Erloff | 1909 | 74 g. | Pittsburg Pirates | Western Association | , | ||
| Jimmy Esmond | esmond001jam | 1909 | 85 g. | Jersey City Skeeters | Eastern League | , | |
| Bill Essick | essick002wil | 1909 | 38 g. | Kansas City Blues | American Association | , | |
| John Eubank | eubank001joh | 1909 | Grand Rapids Wolverines | Central League | , | ||
| John Eubank | eubank001joh | 1909 | Macon Peaches | South Atlantic League | , | ||
| Frank Eustace | eustac003fra | 1909 | +6/2-7/1+ | Pottsville | Atlantic League | , | |
| Frank Eustace | eustac003fra | 1909 | Washington | American League | Washington, DC | ||
| Chick Evans | evans-002cha | 1909 | 35 g. | Hartford Senators | Connecticut State League | , | |
| Chick Evans | evans-002cha | 1909 | 9/19- | 4 g. | Boston | National League | Boston, MA |
| Norman Evans | 1909 | +6/2-7/18 | Pottsville | Atlantic League | , | ||
| Raymond Evans | 1909 | 445 ab | Jackson Convicts | Southern Michigan League | , | ||
| Steve Evans | evans-002lou | 1909 | 143 g. | St. Louis | National League | St. Louis, MO | |
| Will Evans | evans-004wil | 1909 | Portsmouth Cobblers | Ohio State League | , | ||
| William Everett | everet002wil | 1909 | 60 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | |
| William Everett | everet002wil | 1909 | 51 g. | Hannibal Cannibals | Central Association | , | |
| Frank Everhart | everha001fra | 1909 | 104 g. | Webb City Webfeet/Sapulpa Oilers | Western Association | , | |
| Jack Evers | evers-001joh | 1909 | Binghamton Bingoes | New York State League | , | ||
| Charles Eyerman | 1909 | +5/29+ | Mt. Lebanon PA | South Hills | , | ||
| Elwood Eyler | eyler-001elw | 1909 | 40 g. | Columbus Foxes | South Atlantic League | , | |
| Albert Fabrique | 1909 | Jackson Convicts | Southern Michigan League | , | |||
| Jim Fairbank | fairba001jam | 1909 | +9/16+ | Utica Pent-Ups | New York State League | , | |
| Charlie Fallon | fallon001cha | 1909 | Montreal Royals | Eastern League | , | ||
| Charlie Fallon | fallon001cha | 1909 | Toronto Maple Leafs | Eastern League | , | ||
| George Farabaugh | 1909 | , | |||||
| Farmer | 1909 | Ellsworth Worthies | Central Kansas League | , | |||
| E. S. Farnsworth | 1909 | Salt Lake City/Livingston Mormons | Inter-Mountain League | , | |||
| F. F. Farrar | 1909 | +7/4-7/22+ | Regina Bone Pilers | Western Canada League | , | ||
| F. F. Farrar | 1909 | +8/18-8/25+ | Umpire | Western Canada League | , | ||
| Farrell | 1909 | 43 g. | Rocky Mount Railroaders | East Carolina League | , | ||
| Farrell | 1909 | 123 g. | Joplin Miners/El Reno Packers | Western Association | , | ||
| Charles Farrell | 1909 | 123 g. | Joplin Miners/El Reno Packers | Western Association | , | ||
| Frank Farrell | farrel002fra | 1909 | Marion Diggers | Ohio State League | , | ||
| Frank Farrell | farrel002fra | 1909 | no g. | New York | American League | New York, NY | |
| Morgan Farrell | 1909 | Bristol HS | , | ||||
| Morgan Farrell | 1909 | Willimantic CT | Independent | , | |||
| Robert Farrell | 1909 | 15 g. | Appleton Papermakers | Wisconsin-Illinois League | , | ||
| Harry Faulk | 1909 | +5/8+ | McKeesport Tubers | Ohio-Pennsylvania League | , | ||
| Jim Feeney | feeney002jam | 1909 | 13 g. | Shelbyville Grays | Blue Grass League | , | |
| John Fenlon | 1909 | 95 g. | Topeka Jayhawks | Western League | , | ||
| John Fenlon | 1909 | 39 g. | Louisville Colonels | American Association | , | ||
| Arthur Fennell | 1909 | 93 g. | Ottumwa Packers | Central Association | , | ||
| Curtis Fennell | 1909 | 23 g. | Strong City-Cottonwood Falls Twins City/Larned Cow | Kansas State League | , | ||
| James Ferguson | fergus006jam | 1909 | 24 g. | Grafton | Pennsylvania-West Virginia League | , | |
| James Ferguson | fergus006jam | 1909 | 51 g. | Erie Sailors | Ohio-Pennsylvania League | , | |
| Emanuel Ferrias | ferria001e-- | 1909 | 16 g. | Evansville River Rats | Central League | , | |
| Emanuel Ferrias | ferria001e-- | 1909 | 16 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |
| Jack Ferry | ferry-002joh | 1909 | Jersey City Skeeters | Eastern League | , | ||
| Ed Fertsch | fertsc001edw | 1909 | +5/26+ | Reading Pretzels | Tri-State League | , | |
| Ed Fertsch | fertsc001edw | 1909 | +6/15-6/16+ | Easton | Atlantic League | , | |
| Willy Fetzer | fetzer001wil | 1909 | 40 g. | Winston-Salem Twins | Carolina Association | , | |
| Eddie Files | files-001cha | 1909 | 51 g. | Holyoke Papermakers | Connecticut State League | , | |
| Jack Fillman | fillma001joh | 1909 | 135 g. | Fort Worth Panthers | Texas League | , | |
| Clarence Fink | fink--001cla | 1909 | 131 g. | Lima Cigarmakers | Ohio State League | , | |
| Pembroke Finlayson | finlay001pem | 1909 | 34 g. | Brockton Tigers | New England League | , | |
| Pembroke Finlayson | finlay001pem | 1909 | 9/1 | Brooklyn | National League | Brooklyn, NY | |
| Finn | 1909 | N. E. College | College | , | |||
| Finn | 1909 | 7/8- | Harrisburg Senators | Tri-State League | , | ||
| James Finn | 1909 | 15 g. | Charlotte Hornets | Carolina Association | , | ||
| Finney | 1909 | 10 g. | Joplin Miners/El Reno Packers | Western Association | , | ||
| Frederic Finney | finney001fre | 1909 | 122 g. | Ottumwa Packers | Central Association | , | |
| Frederic Finney | finney001fre | 1909 | Burlington Pathfinders | Central Association | , | ||
| William Finney | finney001wil | 1909 | Spokane Indians | Northwestern League | , | ||
| Omar Firestine | firest001oma | 1909 | 146 g. | San Antonio Bronchos | Texas League | , | |
| Leslie Fish | fish--002les | 1909 | , | ||||
| August Fisher | 1909 | 123 g. | Portland Beavers | Pacific Coast League | , | ||
| Charles Fisher | 1909 | Newark Newks | Ohio State League | , | |||
| John Fisher | 1909 | 38 g. | Wheeling Stogies | Central League | , | ||
| Ray Fisher | 1909 | Hartford Senators | Connecticut State League | , | |||
| Red Fisher | fisher002joh | 1909 | 151 g. | Omaha Rourkes | Western League | , | |
| Robert Fisher | fisher002rob | 1909 | 126 g. | Danville Red Sox | Virginia League | , | |
| Robert Fisher | 1909 | 114 g. | Columbia Gamecocks | South Atlantic League | , | ||
| Robert Fisher | 1909 | Jacksonville Braves | Central Association | , | |||
| Robert Fisher | 1909 | Hannibal Cannibals | Central Association | , | |||
| Tom Fisher | fisher002tho | 1909 | 40 g. | Atlanta Crackers | Southern Association | , | |
| William Fisher | 1909 | Jacksonville Braves | Central Association | , | |||
| William Fisher | 1909 | 28 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| William Fisher | 1909 | 18 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | ||
| John Fitzgerald | fitzge004joh | 1909 | Stockton Tigers | California State League | , | ||
| John Fitzgerald | fitzge004joh | 1909 | 43 g. | Sacramento Sacts | Pacific Coast League | , | |
| Walter Fitzgerald | 1909 | 14 g. | Portsmouth Truckers | Virginia League | , | ||
| Billy Fitzmaurice | fitzma001wil | 1909 | Wilmington/Sunbury | Atlantic League | , | ||
| Edward Fitzpatrick | 1909 | 110 g. | Lancaster Red Roses | Tri-State League | , | ||
| Frank Fitzpatrick | fitzpa001fra | 1909 | 111 g. | Lynn Shoemakers | New England League | , | |
| Frank Fitzpatrick | fitzpa001fra | 1909 | Lowell Tigers | New England League | , | ||
| Edward Flanagan | 1909 | 13 g. | Vancouver Beavers | Northwestern League | , | ||
| Steamer Flanagan | flanag003jam | 1909 | Rochester Bronchos | Eastern League | , | ||
| Sylvester Flanagan | 1909 | 168 g. | Sacramento Sacts | Pacific Coast League | , | ||
| Jack Flannery | flanne001joh | 1909 | Helena Senators | Inter-Mountain League | , | ||
| Jack Flater | flater001joh | 1909 | 33 g. | Newark Indians | Eastern League | , | |
| William Fleet | fleet-001wil | 1909 | 31 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Earl Fleharty | 1909 | Birmingham Barons | Southern Association | , | |||
| Fleming | 1909 | 8 g. | Superior Blues | Minnesota-Wisconsin League | , | ||
| Fleming | 1909 | 45 g. | Pekin Celestials | Illinois-Missouri League | , | ||
| Chuck Fleming | flemin002cha | 1909 | 46 g. | Monmouth Browns | Illinois-Missouri League | , | |
| Frank Flory | 1909 | Mount Carmel | Atlantic League | , | |||
| Jack Flournoy | flourn001joh | 1909 | 90 g. | Hartford Senators | Connecticut State League | , | |
| Jack Flournoy | flourn001joh | 1909 | 31 g. | Little Rock Travelers | Southern Association | , | |
| Clarence Flowers | 1909 | 14 g. | Savannah Indians | South Atlantic League | , | ||
| James Flynn | flynn-001jam | 1909 | 28 g. | Racine Belles | Wisconsin-Illinois League | , | |
| Charles Foersch | 1909 | 36 g. | Ottumwa Packers | Central Association | , | ||
| Thomas Fogarty | fogart001tho | 1909 | Winston-Salem Twins | Carolina Association | , | ||
| Lee Fohl | fohl--001leo | 1909 | 110 g. | Lima Cigarmakers | Ohio State League | , | |
| Somerby Follansbee | 1909 | 116 g. | Johnstown Johnnies | Tri-State League | , | ||
| William Forbes | 1909 | 12 g. | Rocky Mount Railroaders | East Carolina League | , | ||
| Leon Ford | 1909 | +5/9+ | Donaldsonville LA | Independent | , | ||
| James Foreman | 1909 | Independent | , | ||||
| Bill Forman | forman001wil | 1909 | 9/20- | 2 g. | Washington | American League | Washington, DC |
| Kid Forney | forney001j-- | 1909 | Wellington KS | Independent | , | ||
| William Forney | forney001wil | 1909 | 19 g. | Fort Worth Panthers | Texas League | , | |
| William Forney | forney001wil | 1909 | 98 g. | Hannibal Cannibals | Central Association | , | |
| Forrester | 1909 | 12 g. | Lincoln Railsplitters | Western League | , | ||
| John Forrester | forres001joh | 1909 | 36 g. | Fresno Raisin Growers | California State League | , | |
| Forshaw | forsha001--- | 1909 | +5/22+ | GA RR & Electric | Independent | , | |
| Frank Forsythe | 1909 | 120 g. | Pekin Celestials | Illinois-Missouri League | , | ||
| Ernest Fosberg | 1909 | +7/22-8/23+ | Galena IL | Independent | , | ||
| Ernest Fosberg | 1909 | +9/6+ | Rockford Ramblers | Independent | , | ||
| Clarence Foster | foster001cla | 1909 | 113 g. | Reading Pretzels | Tri-State League | , | |
| Eddie Foster | 1909 | 5/6-7/18 | Mount Carmel | Atlantic League | , | ||
| Edward Foster | 1909 | 148 g. | Jersey City Skeeters | Eastern League | , | ||
| Edward Foster | 1909 | 61 g. | Lynn Shoemakers | New England League | , | ||
| Edward Foster | 1909 | Lawrence Colts | New England League | , | |||
| Samuel Foster | foster001sam | 1909 | 137 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | |
| John Fournier | 1909 | 17 g. | Portland Beavers | Pacific Coast League | , | ||
| John Fournier | 1909 | 101 g. | Portland Colts | Northwestern League | , | ||
| George Fowler | 1909 | Minco OK | Independent | , | |||
| John Fowler | 1909 | Minco OK | Independent | , | |||
| Fox | fox---001aug | 1909 | Canton Watchmakers | Ohio-Pennsylvania League | , | ||
| Bill Fox | fox---006wil | 1909 | 148 g. | Omaha Rourkes | Western League | , | |
| Charley Fox | fox---003cha | 1909 | 64 g. | Appleton Papermakers | Wisconsin-Illinois League | , | |
| George Fox | fox---001pad | 1909 | Lancaster Lanks | Ohio State League | , | ||
| Jack Fox | fox---004joh | 1909 | 129 g. | Wilkes-Barre Barons | New York State League | , | |
| Jack Fox | fox---004joh | 1909 | Troy Trojans | New York State League | , | ||
| Jim Fox | fox---001jam | 1909-15 | Columbus | South Atlantic League | , | ||
| John Fox | fox---001joh | 1909 | 33 g. | Norfolk Tars | Virginia League | , | |
| John Fox | 1909 | 41 g. | Reading Pretzels | Tri-State League | , | ||
| Walter Frambes | 1909 | 85 g. | Stockton Tigers | California State League | , | ||
| Walter Frambes | 1909 | 15 g. | Kansas City Blues | American Association | , | ||
| Howard Francis | 1909 | 54 g. | Marianna Brickeys | Northeast Arkansas League | , | ||
| Ike Francis | franci002isa | 1909 | Connellsville Cokers | Pennsylvania-West Virginia League | , | ||
| Nicholas Francisco | 1909 | +5/11-7/14+ | Shamokin | Atlantic League | , | ||
| Buck Francks | franck001cha | 1909 | 86 g. | Omaha Rourkes | Western League | , | |
| Buck Francks | franck001cha | 1909 | 43 g. | Fresno Raisin Growers | California State League | , | |
| Archie Frankenberry | 1909 | 49 g. | Grafton | Pennsylvania-West Virginia League | , | ||
| Walter Frantz | frantz001wal | 1909 | 24 g. | San Antonio Bronchos | Texas League | , | |
| Alfred Freeland | 1909 | 155 ab | Battle Creek Crickets | Southern Michigan League | , | ||
| Buck Freeman | freema003joh | 1909 | Albany Senators | New York State League | , | ||
| Buck Freeman | freema003joh | 1909 | Troy Trojans | New York State League | , | ||
| James Freeman | freema004jam | 1909 | Sioux City Packers | Western League | , | ||
| Jerry Freeman | freema001fra | 1909 | - 5/21 | 19 g. | Washington | American League | Washington, DC |
| Jerry Freeman | freema001fra | 1909 | 127 g. | Toledo Mud Hens | American Association | , | |
| Harry Freese | freese001har | 1909 | 88 g. | Strong City-Cottonwood Falls Twins City/Larned Cow | Kansas State League | , | |
| Tony Fremer | fremer001ant | 1909 | 93 g. | Fort Wayne Billikens | Central League | , | |
| Charlie French | french001cha | 1909 | 51 g. | Boston | American League | Boston, MA | |
| Ernest Frick | frick-001jam | 1909 | 118 g. | Toronto Maple Leafs | Eastern League | , | |
| Bill Friel | friel-001wil | 1909 | 134 g. | Columbus Senators | American Association | , | |
| Joseph Friel | 1909 | 51 g. | Haverhill Hustlers | New England League | , | ||
| John Frill | frill-001joh | 1909 | 34 g. | Newark Indians | Eastern League | , | |
| Emil Frisk | frisk-001joh | 1909 | 169 g. | Seattle Turks | Northwestern League | , | |
| Emile Fritz | fritz-001emi | 1909 | Mobile Sea Gulls | Southern Association | , | ||
| Al Froehlich | froeli001wil | 1909 | 7/2 | Philadelphia | National League | Philadelphia, PA | |
| Edward Frome | from--002edw | 1909 | 27 g. | Sioux City Packers | Western League | , | |
| Leonard Frost | 1909 | Ingersoll Watch | BucksCo | , | |||
| Frank Fuchs | 1909 | Appleton Papermakers | Wisconsin-Illinois League | , | |||
| Phifer Fullenwider | 1909 | 4/16- | Fort Smith Soldiers | Arkansas State League | , | ||
| Phifer Fullenwider | 1909 | 7 g. | Little Rock Travelers | Southern Association | , | ||
| Phifer Fullenwider | 1909 | 18 g. | Raleigh Red Birds | East Carolina League | , | ||
| Harris Fulton | 1909 | 50 g. | Goldsboro Giants | East Carolina League | , | ||
| Alta Fulwider | 1909 | 29 g. | Ellsworth Worthies | Central Kansas League | , | ||
| Albert Furchner | 1909 | Cincinnati | National League | Cincinnati, OH | |||
| John Furlong | furlon001joh | 1909 | Battle Creek Crickets | Southern Michigan League | , | ||
| Arthur Fury | 1909 | 60 ab | Salina Trade Winners | Central Kansas League | , | ||
| Frederick Gaarde | 1909 | +6/26+ | Chic-RiverForest | Independent | , | ||
| Edward Gagnier | gagnie001edw | 1909 | 133 g. | Lincoln Railsplitters | Western League | , | |
| Del Gainer | gainer001del | 1909 | Detroit | American League | Detroit, MI | ||
| Del Gainer | gainer001del | 1909 | Grafton | Pennsylvania-West Virginia League | , | ||
| Fred Gaiser | gaiser001fre | 1909 | +5/13+ | Trenton Tigers | Tri-State League | , | |
| Joseph Galgano | 1909 | 45 g. | Pueblo Indians | Western League | , | ||
| Harry Galvin | 1909 | 77 g. | Fayetteville Highlanders | East Carolina League | , | ||
| James Ganier | ganier001jam | 1909 | Grafton | Pennsylvania-West Virginia League | , | ||
| Earle Gardner | gardne001ear | 1909 | 22 g. | New York | American League | New York, NY | |
| Earle Gardner | gardne001ear | 1909 | 95 g. | Jersey City Skeeters | Eastern League | , | |
| Elmer Gardner | 1909 | 121 g. | Appleton Papermakers | Wisconsin-Illinois League | , | ||
| Larry Gardner | gardne004wil | 1909 | 19 g. | Boston | American League | Boston, MA | |
| Luther Gardner | gardne001lut | 1909 | 69 g. | Shreveport Pirates | Texas League | , | |
| Emanuel Garibaldi | 1909 | Sacramento Sacts | Pacific Coast League | , | |||
| J. Garibaldi | 1909 | 86 g. | Portland Colts | Northwestern League | , | ||
| James Garman | 1909 | 5/6-7/1+ | Shamokin | Atlantic League | , | ||
| James Garman | 1909 | 29 g. | Charlotte Hornets | Carolina Association | , | ||
| Jesse Garrett | 1909 | 51 g. | Portland Beavers | Pacific Coast League | , | ||
| Garrison | 1909 | 12 g. | Marianna Brickeys | Northeast Arkansas League | , | ||
| J. Garrison | 1909 | 145ab | Minneapolis Minnies | Central Kansas League | , | ||
| Samuel Garrison | 1909 | 145ab | Minneapolis Minnies | Central Kansas League | , | ||
| Joseph Garrity | garrit001jos | 1909 | 19 g. | Elmira Colonels | New York State League | , | |
| Jim Garry | garry-001jim | 1909 | Troy Trojans | New York State League | , | ||
| Leo Garvin | garvin001lee | 1909 | 97 g. | Shreveport Pirates | Texas League | , | |
| Prince Gaskell | 1909 | 40 g. | Chattanooga Lookouts | South Atlantic League | , | ||
| Harry Gaspar | gaspar001har | 1909 | 4/17- | 44 g. | Cincinnati | National League | Cincinnati, OH |
| Edward Gastmeyer | gastme001edw | 1909 | 1 g. | Wilkes-Barre Barons | New York State League | , | |
| Edward Gastmeyer | gastme001edw | 1909 | New Britain Perfectos | Connecticut State League | , | ||
| Edward Gastmeyer | gastme001edw | 1909 | +7/1-7/3+ | Elizabeth | Atlantic League | , | |
| William Gaston | gaston003wil | 1909 | 110 g. | Chattanooga Lookouts | South Atlantic League | , | |
| George Gates | 1909 | 81 g. | Fairmont Champions | Pennsylvania-West Virginia League | , | ||
| Frank Gatins | gatins001fra | 1909 | 101 g. | Troy Trojans | New York State League | , | |
| Dale Gear | gear--001dal | 1909 | 141 g. | Shreveport Pirates | Texas League | , | |
| Henry Gebeau | 1909 | +5/14-6/15+ | Lethbridge Miners | Western Canada League | , | ||
| Geehan | 1909 | Edmonton Eskimos | Western Canada League | , | |||
| Edward Geehan | 1909 | 5/21+ | Tacoma Tigers | Northwestern League | , | ||
| Edward Geehan | 1909 | +7/14-8/29+ | Calgary Cowboys | Western Canada League | , | ||
| Edward Geehan | 1909 | +9/9-9/26+ | Tacoma Tigers | Northwestern League | , | ||
| Robert Geiselman | geisel000bob | 1909 | +6/21+ | Hibbling MN | Independent | , | |
| Arthur Geist | 1909 | 75 g. | Guthrie Senators | Western Association | , | ||
| Frank Genins | genins001c-- | 1909 | 99 g. | Racine Belles | Wisconsin-Illinois League | , | |
| Thomas George | 1909 | Stauton Mil. Acad | Academy | , | |||
| Thomas George | 1909 | 4 g. | Montgomery Climbers | Southern Association | , | ||
| Thomas George | 1909 | 33 g. | York White Roses | Tri-State League | , | ||
| Lou Gertenrich | gerten001lou | 1909 | Gunther | Chicago City League | , | ||
| Charlie Gettig | gettig002cha | 1909 | Goldsboro Giants | East Carolina League | , | ||
| Jake Gettman | gettma001jac | 1909 | 149 g. | Newark Indians | Eastern League | , | |
| Gus Getz | getz--001gus | 1909 | 95 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | |
| Gus Getz | getz--001gus | 1909 | 8/15- | 40 g. | Boston | National League | Boston, MA |
| Jacob Geyer | geyer-001jac | 1909 | 41 g. | Columbus Senators | American Association | , | |
| John Geyer | geyer-001joh | 1909 | 80 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| John Geyer | geyer-001joh | 1909 | 45 g. | Wheeling Stogies | Central League | , | |
| Roy Geyer | 1909 | 56 g. | La Crosse Outcasts | Minnesota-Wisconsin League | , | ||
| Roy Geyer | 1909 | Superior Blues | Minnesota-Wisconsin League | , | |||
| Ollie Gfroerer | gfroer001oli | 1909 | 26 g. | Columbia Gamecocks | South Atlantic League | , | |
| Ollie Gfroerer | gfroer001oli | 1909 | 81 g. | Evansville River Rats | Central League | , | |
| Herbert Gianelli | 1909 | Goldsboro Giants | East Carolina League | , | |||
| Herbert Gianelli | 1909 | +5/19+ | Buff.-Hawthornes | Independent | , | ||
| Frederick Gibbs | 1909 | 49 g. | Bridgeport Orators | Connecticut State League | , | ||
| James Gibson | 1909 | 15 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | ||
| Edward Giencke | 1909 | Bay City | Southern Michigan League | , | |||
| Thomas Giffin | 1909 | 54 g. | Wellington Dukes | Kansas State League | , | ||
| Gilbert | 1909 | 40 g. | Canton Chinks | Illinois-Missouri League | , | ||
| Gilbert | 1909 | 18 g. | New Britain Perfectos | Connecticut State League | , | ||
| Rufus Gilbert | gilber001ruf | 1909 | 44 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | |
| Rufus Gilbert | gilber001ruf | 1909 | Bradley College | College | , | ||
| William Gilchrist | gilchr001w-- | 1909 | Moose Jaw Robin Hoods | Western Canada League | , | ||
| Roy Gill | gill--002roy | 1909 | 56 g. | Pittsburg Pirates | Western Association | , | |
| Warren Gill | gill--001war | 1909 | 138 g. | Minneapolis Millers | American Association | , | |
| Grover Gillen | gillen001gro | 1909 | , | ||||
| Eddie Gilligan | gillig001edw | 1909 | 92 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | |
| Hub Gilmore | 1909 | 61 g. | Wilson Tobacconists | Eastern Carolina League | , | ||
| Thomas Gilroy | gilroy001tho | 1909 | +7/13+ | New Bedford Whalers | New England League | , | |
| Thomas Gilroy | gilroy001tho | 1909 | Holyoke Papermakers | Connecticut State League | , | ||
| Frank Gimlin | gimlin001joh | 1909 | Ogd-St. Anthony | Independent | , | ||
| Charlie Girard | girard002cha | 1909 | 16 g. | Lynn Shoemakers | New England League | , | |
| Charles Giroux | 1909 | 9/2-9/8 | Haverhill Hustlers | New England League | , | ||
| Fred Glass | 1909 | 46 g. | Jacksonville Braves | Central Association | , | ||
| William Glassburner | glassb001wil | 1909 | Altoona Mountaineers | Tri-State League | , | ||
| William Glassburner | glassb001wil | 1909 | Reading Pretzels | Tri-State League | , | ||
| John Glaze | 1909 | 20 g. | Altoona Mountaineers | Tri-State League | , | ||
| Ralph Glaze | glaze-001dan | 1909 | 29 g. | Providence Grays | Eastern League | , | |
| Ralph Glaze | glaze-001dan | 1909 | Indianapolis Indians | American Association | , | ||
| Harry Gleason | gleaso001har | 1909 | Harrisburg Senators | Tri-State League | , | ||
| Harry Gleason | gleaso001har | 1909 | York White Roses | Tri-State League | , | ||
| Ed Glenn | glenn-001edw | 1909 | Frankfort Statesmen | Blue Grass League | , | ||
| Ed Gnadinger | gnadin001edw | 1909 | 97 g. | Mansfield Pioneers | Ohio State League | , | |
| Ed Gnadinger | gnadin001edw | 1909 | 28 g. | Waco Navigators | Texas League | , | |
| John Godwin | godwin001joh | 1909 | Los Angeles Angels | Pacific Coast League | , | ||
| Edmund Goes | goes--001edw | 1909 | 56 g. | Terre Haute Hottentots | Central League | , | |
| Edward Goettel | 1909 | 13 g. | Jersey City Skeeters | Eastern League | , | ||
| Edward Goettel | 1909 | 19 g. | Brockton Tigers | New England League | , | ||
| John Golden | golden002joh | 1909 | 121 g. | Northampton Meadowlarks | Connecticut State League | , | |
| Johnny Gonding | gondin001joh | 1909 | 102 g. | Omaha Rourkes | Western League | , | |
| Daniel Gondolfi | 1909 | +5/16+ | Alexandria Hoo Hoos | Arkansas State League | , | ||
| Gene Good | good--001eug | 1909 | +6/9+ | 38 g. | Toronto Maple Leafs | Eastern League | , |
| Gene Good | good--001eug | 1909 | 95 g. | Syracuse Stars | New York State League | , | |
| Walter Good | 1909 | 3 weeks | Omaha Rourkes | Western League | , | ||
| Walter Good | 1909 | Joplin Miners/El Reno Packers | Western Association | , | |||
| Walter Good | 1909 | Denv.-Iron Works | Independent | , | |||
| Clyde Goodman | 1909 | 110 g. | Winona Pirates | Minnesota-Wisconsin League | , | ||
| Frank Goodman | 1909 | Columbia Univ. | College | , | |||
| Art Goodwin | goodwi001art | 1909 | 16 g. | Syracuse Stars | New York State League | , | |
| Clyde Goodwin | goodwi001cly | 1909 | 45 g. | Columbus Senators | American Association | , | |
| Frank Goodwin | 1909 | Fall River Indians | New England League | , | |||
| Brooks Gordon | gordon001bro | 1909 | 81 g. | Houston Buffaloes | Texas League | , | |
| James Gordon | 1909 | Helena Senators | Inter-Mountain League | , | |||
| Sid Gordon | 1909 | Stockton Tigers | California State League | , | |||
| Sid Gordon | 1909 | San Francisco Orphans/Sacramento Senators | California State League | , | |||
| Sid Gordon | 1909 | Fresno Raisin Growers | California State League | , | |||
| Gorman | 1909 | 105 g. | Green Bay Bays | Wisconsin-Illinois League | , | ||
| William Gorman | 1909 | 325 ab | Helena Hellions | Arkansas State League | , | ||
| Del Gouche | 1909 | 99 g. | Calgary Cowboys | Western Canada League | , | ||
| Irwin Gough | 1909 | 44 g. | Portland Colts | Northwestern League | , | ||
| Irwin Gough | 1909 | 1 g. | Portland Beavers | Pacific Coast League | , | ||
| Hank Gowdy | gowdy-001hen | 1909 | 95 g. | Lancaster Lanks | Ohio State League | , | |
| Mike Grady | grady-002mic | 1909 | 40 g. | Harrisburg Senators | Tri-State League | , | |
| Mike Grady | grady-002mic | 1909 | Chattanooga Lookouts | South Atlantic League | , | ||
| Charlie Graham | graham002cha | 1909 | 101 g. | Sacramento Sacts | Pacific Coast League | , | |
| George Graham | 1909 | 13 g. | Omaha Rourkes | Western League | , | ||
| Harry Graham | graham002har | 1909 | 40 g. | Vernon Tigers | Pacific Coast League | , | |
| Oscar Graham | graham001osc | 1909 | 40 g. | Indianapolis Indians | American Association | , | |
| Peaches Graham | graham002geo | 1909 | 92 g. | Boston | National League | Boston, MA | |
| Bill Grahame | graham003wil | 1909 | 34 g. | St. Louis | American League | St. Louis, MO | |
| Lee Gramley | gramle001lee | 1909 | Clay Center Cubs | Central Kansas League | , | ||
| Jack Graney | graney002joh | 1909 | 137 g. | Portland Beavers | Pacific Coast League | , | |
| Angus Grant | grant-001ang | 1909 | South Bend Greens | Central League | , | ||
| Benjamin Grant | grant-001ben | 1909 | Great Bend KS | Independent | , | ||
| Arthur Granville | granvi001art | 1909 | 121 g. | Columbia Gamecocks | South Atlantic League | , | |
| Dan Graves | 1909 | 48 g. | Ottumwa Packers | Central Association | , | ||
| Frank Graves | graves002fra | 1909 | 104 g. | Winona Pirates | Minnesota-Wisconsin League | , | |
| Gray | 1909 | 36 g. | Superior Blues | Minnesota-Wisconsin League | , | ||
| Gray | 1909 | Calgary Cowboys | Western Canada League | , | |||
| Gray | 1909 | 1 g. | Vernon Tigers | Pacific Coast League | , | ||
| Charles Gray | 1909 | Columbia Univ. | College | , | |||
| Dolly Gray | gray--003wil | 1909 | 4/13- | Washington | American League | Washington, DC | |
| Homer Gray | 1909 | 87 g. | Jacksonville Braves | Central Association | , | ||
| Homer Gray | 1909 | 60 g. | Fond du Lac Giants | Wisconsin-Illinois League | , | ||
| Leonard Gray | gray--001leo | 1909 | 8 g. | Jersey City Skeeters | Eastern League | , | |
| Wilder Gray | 1909 | Springfield Midgets | Western Association | , | |||
| Danny Green | green-001edw | 1909 | 61 g. | Sioux City Packers | Western League | , | |
| Earl Green | green-001ear | 1909 | 95 g. | McPherson Merry Macks | Kansas State League | , | |
| Frank Green | green-002fra | 1909 | 44 g. | Pekin Celestials | Illinois-Missouri League | , | |
| Roy Green | 1909 | 151 ab | Lansing Senators | Southern Michigan League | , | ||
| Ernest Greenwell | 1909 | +4/27-6/2+ | Lawrence Colts | New England League | , | ||
| Ernest Greenwell | 1909 | 34 g. | Springfield Ponies | Connecticut State League | , | ||
| Emil Grefe | 1909 | 83 g. | Evansville River Rats | Central League | , | ||
| Gregory | 1909 | 24 g. | Macon Peaches | South Atlantic League | , | ||
| Gregory | 1909 | Columbus Foxes | South Atlantic League | , | |||
| Gregory | 1909 | 33 g. | La Crosse Outcasts | Minnesota-Wisconsin League | , | ||
| Ed Gremminger | gremmi001lor | 1909 | 117 g. | Montgomery Climbers | Southern Association | , | |
| John Gribben | 1909 | 68 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | ||
| Edward Griffin | 1909 | 33 g. | San Francisco Seals | Pacific Coast League | , | ||
| G. Griffin | 1909 | 24 g. | Augusta Tourists | South Atlantic League | , | ||
| Hank Griffin | griffi004jam | 1909 | 23 ab | Augusta Tourists | South Atlantic League | , | |
| Sandy Griffin | griffi001san | 1909 | Syracuse Stars | New York State League | , | ||
| Steve Griffin | griffi001ste | 1909 | 116 g. | Savannah Indians | South Atlantic League | , | |
| Steve Griffin | griffi001ste | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Art Griggs | griggs001art | 1909 | 5/2- | 108 g. | St. Louis | American League | St. Louis, MO |
| Jack Grim | grim--001joh | 1909 | President | Inter-Mountain League | , | ||
| Paul Grimes | grimes001pau | 1909 | Appleton Papermakers | Wisconsin-Illinois League | , | ||
| Paul Grimes | grimes001pau | 1909 | Brandon Angels | Western Canada League | , | ||
| Ralph Grimes | 1909 | Kewanee Boilermakers | Central Association | , | |||
| Myron Grimshaw | grimsh001myr | 1909 | 124 g. | Toronto Maple Leafs | Eastern League | , | |
| William Grindle | 1909 | Los Angeles Angels | Pacific Coast League | , | |||
| Herbert Grinnelli | 1909 | Goldsboro Giants | East Carolina League | , | |||
| William Groeschow | groesc001wil | 1909 | 114 g. | Terre Haute Hottentots | Central League | , | |
| John Grogan | grogan004joh | 1909 | 57 g. | Winnipeg Maroons | Western Canada League | , | |
| John Grogan | 1909 | 111 g. | Dayton Veterans | Central League | , | ||
| John Grogan | 1909 | 27 g. | Jonesboro Zebras | Northeast Arkansas League | , | ||
| Henry Groh | 1909 | 113 g. | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| Lewis Groh | groh--001lew | 1909 | 132 g. | Scranton Miners | New York State League | , | |
| Albert Grohe | 1909 | Richmond Pioneers | Blue Grass League | , | |||
| James Gronninger | gronin001jam | 1909 | President | Pennsylvania-West Virginia League | , | ||
| Harvey Grubb | grubb-002har | 1909 | 14 g. | Greensboro Champs | Carolina Association | , | |
| Herbert Grubb | grubb-001her | 1909 | 121 g. | Wilkes-Barre Barons | New York State League | , | |
| Whitey Guese | guese-001the | 1909 | 31 g. | Montgomery Climbers | Southern Association | , | |
| Jasper Guhl | 1909 | no g. | Indianapolis Indians | American Association | , | ||
| Jasper Guhl | 1909 | +5/29+ | 18 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | |
| Jasper Guhl | 1909 | Laporte IN | Independent | , | |||
| Jasper Guhl | 1909 | Superior Blues | Minnesota-Wisconsin League | , | |||
| Jasper Guhl | 1909 | Laporte IN | Independent | , | |||
| Cecil Gunter | gunter001c-- | 1909 | Rock Hill | South Carolina League | , | ||
| Wilfred Gutierrez | guitte001wil | 1909 | +4/18-12/6 | NO-Parker-Blakes | Independent | , | |
| Isaac Guyn | guyn--001how | 1909 | 51 g. | Portland Beavers | Pacific Coast League | , | |
| Isaac Guyn | guyn--001how | 1909 | 11 g. | Portland Colts | Northwestern League | , | |
| Frank Gygli | gygli-001fra | 1909 | 140 g. | Birmingham Barons | Southern Association | , | |
| Bert Haas | haas--003ber | 1909 | 27 g. | Enid Railroaders | Western Association | , | |
| Bert Haas | haas--003ber | 1909 | 50 g. | Denver Grizzlies | Western League | , | |
| Tom Hackett | hacket001tho | 1909 | Stockton Tigers | California State League | , | ||
| Tom Hackett | hacket001tho | 1909 | San Francisco Orphans/Sacramento Senators | California State League | , | ||
| Tom Hackett | hacket001tho | 1909 | Oakland Invaders | California State League | , | ||
| Hubert Hadley | hadley001hub | 1909 | 459 ab | Flint Vehicles | Southern Michigan League | , | |
| Frank Hafford | haffor001fra | 1909 | 135 g. | Troy Trojans | New York State League | , | |
| Leo Hafford | haffor001leo | 1909 | 32 g. | Troy Trojans | New York State League | , | |
| Raymond Hagan | hagan-001ray | 1909 | Connellsville Cokers | Pennsylvania-West Virginia League | , | ||
| Kurt Hageman | 1909 | 36 g. | Grand Rapids Wolverines | Central League | , | ||
| Hagenback | 1909 | 7 g. | Superior Blues | Minnesota-Wisconsin League | , | ||
| Rip Hagerman | hagerm001zer | 1909 | 4/16- | 13 g. | Chicago | National League | Chicago, IL |
| Joseph Haggin | 1909 | Rainier WA | Independent | , | |||
| Joseph Haggin | 1909 | 9/10-9/27+ | Portland Colts | Northwestern League | , | ||
| Louis Haidt | haidt-001lou | 1909 | Savannah Indians | South Atlantic League | , | ||
| Louis Haidt | haidt-001lou | 1909 | 11 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |
| Louis Haidt | haidt-001lou | 1909 | 37 g. | Fayetteville Highlanders | East Carolina League | , | |
| Glenn Hale | hale--001gle | 1909 | 128 g. | Columbus Foxes | South Atlantic League | , | |
| Haley | 1909 | 28 g. | Denver Grizzlies | Western League | , | ||
| George Haley | 1909 | 157 g. | Vernon Tigers | Pacific Coast League | , | ||
| Bob Hall | hall--004rob | 1909 | Baltimore Orioles | Eastern League | , | ||
| Charley Hall | hall--004cha | 1909 | 28 g. | St. Paul Saints | American Association | , | |
| Charley Hall | hall--004cha | 1909 | 11 g. | Boston | American League | Boston, MA | |
| Clyde Hall | 1909 | 17 g. | Seattle Turks | Northwestern League | , | ||
| Marc Hall | hall--001mar | 1909 | 47 g. | Springfield Midgets | Western Association | , | |
| Oscar Hall | hall--001osc | 1909 | 65 g. | Macomb Potters | Illinois-Missouri League | , | |
| Rusty Hall | hall--001war | 1909 | 22 g. | Vancouver Beavers | Northwestern League | , | |
| Rusty Hall | hall--001war | 1909 | 1 g. | Los Angeles Angels | Pacific Coast League | , | |
| Jocko Halligan | hallig001joc | 1909 | Scranton Miners | New York State League | , | ||
| Bill Hallman | hallma002wil | 1909 | 25 g. | Denver Grizzlies | Western League | , | |
| Bill Hallman | hallma001wil | 1909 | Kansas City Blues | American Association | , | ||
| Charles Hallman | 1909 | Portsmouth Truckers | Virginia League | , | |||
| Arthur Haman | 1909 | Rock Hill | South Carolina League | , | |||
| Otto Hambacher | 1909 | 64 g. | Charlotte Hornets | Carolina Association | , | ||
| Billy Hamilton | hamilt006wil | 1909 | 109 g. | Lynn Shoemakers | New England League | , | |
| James Hamilton | 1909 | 134 g. | Hannibal Cannibals | Central Association | , | ||
| Fritz Hamlin | 1909 | 26 g. | Lyons Lions | Kansas State League | , | ||
| Walter Hammersley | 1909 | 34 g. | Greensboro Champs | Carolina Association | , | ||
| Harry Hammond | hammon001har | 1909 | 42 g. | Fort Wayne Billikens | Central League | , | |
| Leon Hammond | 1909 | 35 g. | New Haven Black Crows | Connecticut State League | , | ||
| Ray Hancock | 1909 | 36 g. | Marion Diggers | Ohio State League | , | ||
| Ray Hancock | 1909 | +9/19-9/25+ | Toledo Mud Hens | American Association | , | ||
| Charles Hanford | 1909 | 143 g. | Jersey City Skeeters | Eastern League | , | ||
| Arthur Hanks | hanks-001art | 1909 | +7/7-8/14+ | Huntingdon PA | Independent | , | |
| Ernest Hanks | 1909 | Augusta Tourists | South Atlantic League | , | |||
| Larry Hannafin | hannaf001law | 1909 | 50 g. | Portsmouth Truckers | Virginia League | , | |
| John Hannah | 1909 | 100 g. | Beardstown Infants | Illinois-Missouri League | , | ||
| Peter Hansen | hansen001pet | 1909 | Brandon Angels | Western Canada League | , | ||
| George Harbison | 1909 | 121 g. | Waco Navigators | Texas League | , | ||
| Omer Hardgrove | 1909 | 41 g. | Monmouth Browns | Illinois-Missouri League | , | ||
| Alex Hardy | hardy-001dav | 1909 | Scranton Miners | New York State League | , | ||
| Jack Hardy | hardy-001joh | 1909 | 10 g. | Washington | American League | Washington, DC | |
| Jack Hardy | hardy-001joh | 1909 | 41 g. | Mobile Sea Gulls | Southern Association | , | |
| George Hargrove | 1909 | +7/16+ | Kokomo Wild Cats | Northern State of Indiana League | , | ||
| Warrick Hargrove | 1909 | 28 g. | Zanesville Infants | Central League | , | ||
| Hugh Harkins | 1909 | 61 g. | Trenton Tigers | Tri-State League | , | ||
| William Harkins | 1909 | 23 g. | Vernon Tigers | Pacific Coast League | , | ||
| Roy Harland | harlan001cud | 1909 | Baxter Springs OK | Independent | , | ||
| Con Harlow | harlow001con | 1909 | 39 g. | Newton Railroaders | Kansas State League | , | |
| Con Harlow | harlow001con | 1909 | 33 ab | Flint Vehicles | Southern Michigan League | , | |
| Con Harlow | harlow001con | 1909 | 28 g. | Canton Chinks | Illinois-Missouri League | , | |
| Ira Harmon | harmon001ira | 1909 | Burlington Pathfinders | Central Association | , | ||
| Ira Harmon | harmon001ira | 1909 | Waterloo Lulus | Central Association | , | ||
| Walter Harmon | 1909 | Cumberland Col. | College | , | |||
| Jerry Harms | 1909 | 112 g. | Racine Belles | Wisconsin-Illinois League | , | ||
| William Harms | 1909 | 5 g. | Winona Pirates | Minnesota-Wisconsin League | , | ||
| William Harmuth | harmut001wil | 1909 | 41 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Alexander Harper | 1909 | 105 g. | Medicine Hat Hatters | Western Canada League | , | ||
| Daniel Harrell | 1909 | 24 g. | Charleroi/Parkersburg Parkers | Pennsylvania-West Virginia League | , | ||
| Bernard Harrigan | 1909 | Portland OR | , | ||||
| Bernard Harrigan | 1909 | 37 g. | Springfield Midgets | Western Association | , | ||
| Harris | 1909 | 14 g. | Spartanburg Spartans | Carolina Association | , | ||
| Harris | 1909 | 5 g. | Erie Sailors | Ohio-Pennsylvania League | , | ||
| Harris | 1909 | 12 g. | Junction City Soldiers | Central Kansas League | , | ||
| Ewing Harris | harris001ewi | 1909 | 12 g. | San Antonio Bronchos | Texas League | , | |
| Joe Harris | harris007jos | 1909 | 2 g. | Providence Grays | Eastern League | , | |
| Joseph Harris | 1909 | 94 g. | Rockford Reds | Wisconsin-Illinois League | , | ||
| William Harris | 1909 | 282 ab | Lansing Senators | Southern Michigan League | , | ||
| Charlie Harrison | 1909 | Frederick MD | Independent | , | |||
| Harry Harrod | harrod001har | 1909 | 107 g. | Freeport Pretzels | Wisconsin-Illinois League | , | |
| Hanson Harsey | 1909 | Rising Sun IN | Independent | , | |||
| Hart | 1909 | 42 ab | Junction City Soldiers | Central Kansas League | , | ||
| Bill Hart | hart--004wil | 1909 | 28 g. | Little Rock Travelers | Southern Association | , | |
| Daniel Hart | 1909 | 78 g. | Raleigh Red Birds | East Carolina League | , | ||
| Hub Hart | hart--004jam | 1909 | Montgomery Climbers | Southern Association | , | ||
| Jimmy Hart | hart--003jam | 1909 | 121 g. | Hartford Senators | Connecticut State League | , | |
| Chick Hartley | hartle001wal | 1909 | 109 g. | Harrisburg Senators | Tri-State League | , | |
| Francis Hartman | 1909 | Reading | Atlantic League | , | |||
| Henry Hartman | 1909 | 102 g. | Albany Senators | New York State League | , | ||
| Louis Hartman | hartma003fre | 1909 | 127 g. | Utica Pent-Ups | New York State League | , | |
| Sam Hartman | hartma001sam | 1909 | Norfolk Tars | Virginia League | , | ||
| Roy Hartzell | hartze001roy | 1909 | 152 g. | St. Louis | American League | St. Louis, MO | |
| Joseph Harville | 1909 | 7/29- | Abilene Red Sox | Central Kansas League | , | ||
| Robert Hassler | 1909 | 37 g. | Lyons Lions | Kansas State League | , | ||
| Robert Hassler | 1909 | +9/15+ | 17 g. | Wichita Jobbers | Western League | , | |
| Charles Hatch | hatch-001cha | 1909 | Appleton Papermakers | Wisconsin-Illinois League | , | ||
| Harry Hatch | hatch-002har | 1909 | 13 g. | Pueblo Indians | Western League | , | |
| Arnold Hauser | 1909 | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |||
| Frank Hauser | hauser001loc | 1909 | Sacramento Sacts | Pacific Coast League | , | ||
| Sam Havel | havel-001edw | 1909 | 115 g. | New Haven Black Crows | Connecticut State League | , | |
| Sam Havel | havel-001edw | 1909 | Springfield Ponies | Connecticut State League | , | ||
| Thomas Hawkins | hawkin001tho | 1909 | 35 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | |
| Pink Hawley | hawley001eme | 1909 | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| Shorty Haynes | 1909 | no g. | Clay Center Cubs | Central Kansas League | , | ||
| Ben Hayworth | haywor001ben | 1909 | Muncie IN | Independent | , | ||
| Dwight Hazelton | hazelt001dwi | 1909 | 42 g. | Charlotte Hornets | Carolina Association | , | |
| Dwight Hazelton | hazelt001dwi | 1909 | Spartanburg Spartans | Carolina Association | , | ||
| Dwight Hazelton | hazelt001dwi | 1909 | 42 g. | Charlotte Hornets | Carolina Association | , | |
| Dwight Hazelton | hazelt001dwi | 1909 | Spartanburg Spartans | Carolina Association | , | ||
| Walter Headon | headon000wal | 1909 | +6/8+ | Lawrence KS | Independent | , | |
| Ed Hearne | hearn-001edm | 1909 | 2 g. | Vernon Tigers | Pacific Coast League | , | |
| Hughie Hearne | hearne001hug | 1909 | 59 g. | Baltimore Orioles | Eastern League | , | |
| Robert? Heck | 1909 | Trenton Tigers | Tri-State League | , | |||
| George Heckert | hecker001geo | 1909 | Harrisburg Senators | Tri-State League | , | ||
| Jimmie Heffernan | heffer001jam | 1909 | Syracuse Univ. | College | , | ||
| Jimmie Heffernan | heffer001jam | 1909 | +9/1+ | Trenton Tigers | Tri-State League | , | |
| Gus Heinz | 1909 | 89 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | ||
| Jack Helmick | 1909 | +7/25+ | Barberton OH | Independent | , | ||
| James Helms | helm--001jam | 1909 | Columbus Foxes | South Atlantic League | , | ||
| James Helms | helm--001jam | 1909 | Chattanooga Lookouts | South Atlantic League | , | ||
| George Helmund | helmun001geo | 1909 | Syracuse Stars | New York State League | , | ||
| Frank Hemphill | hemphi001fra | 1909 | +5/3+ | Trenton Tigers | Tri-State League | , | |
| Frank Hemphill | hemphi001fra | 1909 | 6/23 | Washington | American League | Washington, DC | |
| Albert Henderson | 1909 | Adrian Yeggs | Southern Michigan League | , | |||
| Ben Henderson | hender003jam | 1909 | Oakland Invaders | California State League | , | ||
| Glen Henderson | 1909 | 419 ab | Bay City | Southern Michigan League | , | ||
| Jack Hendricks | hendri002joh | 1909 | Fort Wayne Billikens | Central League | , | ||
| Claude Hendrix | hendri001cla | 1909 | +8/2+ | 139 ab | Salina Trade Winners | Central Kansas League | , |
| Rhoddy Hendrix | 1909 | 25 g. | Topeka Jayhawks | Western League | , | ||
| Rhoddy Hendrix | 1909 | 13 g. | Burlington Pathfinders | Central Association | , | ||
| Clarence Henley | henley001cla | 1909 | San Francisco Seals | Pacific Coast League | , | ||
| Weldon Henley | henley001wel | 1909 | 23 g. | Rochester Bronchos | Eastern League | , | |
| Noah Henline | henlin001noa | 1909 | Birmingham Barons | Southern Association | , | ||
| Jacob Henn | 1909 | Augusta Tourists | South Atlantic League | , | |||
| Jacob Henn | 1909 | Columbus Foxes | South Atlantic League | , | |||
| Jacob Henn | 1909 | 15 g. | Atlanta Crackers | Southern Association | , | ||
| Joe Hennessey | hennes001jos | 1909 | 25 g. | Trenton Tigers | Tri-State League | , | |
| Joe Hennessey | hennes001jos | 1909 | 52 g. | Binghamton Bingoes | New York State League | , | |
| Joe Hennessey | hennes001jos | 1909 | Scranton Miners | New York State League | , | ||
| Henry Henninger | 1909 | 37 g. | Shreveport Pirates | Texas League | , | ||
| Jack Henry | henry-001joh | 1909 | 24 g. | Fort Wayne Billikens | Central League | , | |
| Jack Henry | henry-001joh | 1909 | 35 g. | Topeka Jayhawks | Western League | , | |
| Arthur Hensling | 1909 | 3 g. | Vernon Tigers | Pacific Coast League | , | ||
| Earn Herbert | 1909 | 48 g. | Waco Navigators | Texas League | , | ||
| Andrew Herbst | 1909 | 51 g. | New Haven Black Crows | Connecticut State League | , | ||
| Fredrick Herche | 1909 | 49 g. | Fond du Lac Giants | Wisconsin-Illinois League | , | ||
| Fredrick Herche | 1909 | Des Moines Boosters | Western League | , | |||
| Joseph Herold | 1909 | 88 g. | Zanesville Infants | Central League | , | ||
| Eddie Herr | herr--002edw | 1909 | Bay City | Southern Michigan League | , | ||
| Michael Herrick | 1909 | 7/- | Galesburg Boosters | Illinois-Missouri League | , | ||
| Andrew Herrod | 1909 | Newport Pearl Diggers | Northeast Arkansas League | , | |||
| Andrew Herrod | 1909 | Martin Arms Co. | LRCity | , | |||
| Buck Herzog | herzog001cha | 1909 | 42 g. | New York | National League | New York, NY | |
| Oscar Heshley | 1909 | 16 g. | Newton Railroaders | Kansas State League | , | ||
| Hess | hess--001art | 1909 | 111 g. | Trenton Tigers | Tri-State League | , | |
| John Hess | hess--001joh | 1909 | 26 g. | Northampton Meadowlarks | Connecticut State League | , | |
| Tom Hess | hess--001tho | 1909 | 23 g. | Elmira Colonels | New York State League | , | |
| William Hessberger | 1909 | 420 ab | Jackson Convicts | Southern Michigan League | , | ||
| William Hessler | 1909 | 27 g. | Buffalo Bisons | Eastern League | , | ||
| William Hessler | 1909 | 98 g. | Elmira Colonels | New York State League | , | ||
| Byron Hewitt | 1909 | Monroe/Newport-Batesville Pearl Diggers | Arkansas State League | , | |||
| William Heyniger | heynig000--- | 1909 | +7/4+ | Corning NY | Independent | , | |
| William Heyniger | heynig000--- | 1909 | +7/31+ | Rye Beach NH | Independent | , | |
| William Heyniger | heynig000--- | 1909 | +8/8+ | Wellsboro | Independent | , | |
| Jack Hickey | hickey002joh | 1909 | 37 g. | Vancouver Beavers | Northwestern League | , | |
| Charles Hickman | hickma001cha | 1909 | 115 g. | Brockton Tigers | New England League | , | |
| John Hickman | hickma001gor | 1909 | 31 g. | Mobile Sea Gulls | Southern Association | , | |
| Rowe Hicks | hicks-001row | 1909 | 107 g. | Greensboro Champs | Carolina Association | , | |
| Irv Higginbotham | higgin001irv | 1909 | 3 g. | St. Louis | National League | St. Louis, MO | |
| Irv Higginbotham | higgin001irv | 1909 | 19 g. | Chicago | National League | Chicago, IL | |
| Eddie Higgins | higgin003tho | 1909 | 11 g. | Little Rock Travelers | Southern Association | , | |
| Eddie Higgins | higgin003tho | 1909 | 5/14- | 16 g. | St. Louis | National League | St. Louis, MO |
| Robert Higgins | 1909 | 109 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Charles Hilbert | hilber000--- | 1909 | 44 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | |
| John Hilding | hildin001joh | 1909 | 16 g. | Shreveport Pirates | Texas League | , | |
| John Hilding | hildin001joh | 1909 | 72 g. | Galesburg Boosters | Illinois-Missouri League | , | |
| Archibald Hill | 1909 | 133 g. | Quincy Vets | Central Association | , | ||
| Hugh Hill | hill--001hug | 1909 | Mobile Sea Gulls | Southern Association | , | ||
| Hugh Hill | hill--001hug | 1909 | New Orleans Pelicans | Southern Association | , | ||
| Hunter Hill | hill--001hun | 1909 | 137 g. | Houston Buffaloes | Texas League | , | |
| William Hille | 1909 | 129 g. | Columbus Foxes | South Atlantic League | , | ||
| Ed Hilley | hilley001edw | 1909 | 106 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | |
| William Hillinger | 1909 | 103 g. | Zanesville Infants | Central League | , | ||
| F. L. Hilt | 1909 | 123 g. | Bridgeport Orators | Connecticut State League | , | ||
| Jack Himes | himes-001joh | 1909 | 114 g. | Johnstown Johnnies | Tri-State League | , | |
| Charles Hinchcliffe | 1909 | no g. | Wellington Dukes | Kansas State League | , | ||
| Bill Hinchman | hinchm001wil | 1909 | 139 g. | Cleveland | American League | Cleveland, OH | |
| Harry Hinchman | hinchm001har | 1909 | 162 g. | Toledo Mud Hens | American Association | , | |
| John Hinton | hinton001joh | 1909 | 51 g. | Grafton | Pennsylvania-West Virginia League | , | |
| John Hinton | hinton001joh | 1909 | 37 g. | Dayton Veterans | Central League | , | |
| Philip Hinton | 1909 | 113 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | ||
| Albert Hippensteel | 1909 | Harr.-Susquehanna | Independent | , | |||
| Arthur Hippert | hipper001gar | 1909 | +8/6+ | Dixon IL Browns | Independent | , | |
| James Hirst | hirst-001jam | 1909 | 46 g. | New Britain Perfectos | Connecticut State League | , | |
| Hoag | 1909 | Stockton Tigers | California State League | , | |||
| Fred Hoag | 1909 | 19 ab | Manhattan Maroons | Central Kansas League | , | ||
| Tracy Hoag | 1909 | Oakland Invaders | California State League | , | |||
| Tracy Hoag | 1909 | Stockton Tigers | California State League | , | |||
| Tracy Hoag | 1909 | Fresno Raisin Growers | California State League | , | |||
| Jimmy Hoar | 1909 | New Britain Perfectos | Connecticut State League | , | |||
| Harry Hoch | hoch--001har | 1909 | 37 g. | Harrisburg Senators | Tri-State League | , | |
| Carson Hodge | hodge-001car | 1909 | 14 g. | New Britain Perfectos | Connecticut State League | , | |
| Hodges | 1909 | 23 g. | Macomb Potters | Illinois-Missouri League | , | ||
| F. Hodges | 1909 | 18 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Art Hoelskoetter | hoelsk001art | 1909 | 80 g. | Milwaukee Brewers | American Association | , | |
| Jack Hoey | hoey--001joh | 1909 | 51 g. | Little Rock Travelers | Southern Association | , | |
| Jack Hoey | hoey--001joh | 1909 | 25 g. | St. Paul Saints | American Association | , | |
| Harry Hofer | 1909 | Quincy Vets | Central Association | , | |||
| Augie Hoff | hoff--001aug | 1909 | 40 g. | Lynn Shoemakers | New England League | , | |
| Bill Hoffer | hoffer003wil | 1909 | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | ||
| Frank Hoffman | 1909 | Wilkes-Barre Barons | New York State League | , | |||
| Henry Hoffman | hoffma001h-- | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | ||
| Henry Hoffman | hoffma001h-- | 1909 | Texarkana | Arkansas State League | , | ||
| Henry Hoffman | hoffma001h-- | 1909 | Fort Smith Soldiers | Arkansas State League | , | ||
| Izzy Hoffman | hoffma004har | 1909 | 154 g. | Providence Grays | Eastern League | , | |
| Larry Hoffman | hoffma001law | 1909 | Shreveport Pirates | Texas League | , | ||
| Larry Hoffman | hoffma001law | 1909 | Waco Navigators | Texas League | , | ||
| Larry Hoffman | hoffma001law | 1909 | 102 g. | Green Bay Bays | Wisconsin-Illinois League | , | |
| Oscar Hoffman | hoffma019--- | 1909 | New Orleans Pelicans | Southern Association | , | ||
| Richard Hoffman | 1909 | 112 g. | Galveston Sand Crabs | Texas League | , | ||
| Marty Hogan | hogan-002mar | 1909 | Lancaster Red Roses | Tri-State League | , | ||
| Wallace Hogan | hogan-002wal | 1909 | 128 g. | Vernon Tigers | Pacific Coast League | , | |
| Bill Hogg | hogg--002wil | 1909 | 37 g. | Louisville Colonels | American Association | , | |
| Frank Hohman | 1909 | Broo-Howards | Independent | , | |||
| Jack Holland | hollan004joh | 1909 | 63 g. | Wichita Jobbers | Western League | , | |
| Joseph Holland | hollan001jos | 1909 | 104 g. | Roanoke Tigers | Virginia League | , | |
| William Hollenbeck | 1909 | 74 g. | Omaha Rourkes | Western League | , | ||
| Wallace Hollingsworth | hollin001wal | 1909 | 26 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Wallace Hollingsworth | hollin001wal | 1909 | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Wallace Hollingsworth | hollin001wal | 1909 | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | ||
| Ducky Holmes | holmes003jam | 1909 | Sioux City Packers | Western League | , | ||
| Ducky Holmes | holmes001how | 1909 | 84 g. | Zanesville Infants | Central League | , | |
| Jim Holmes | holmes002jam | 1909 | 39 g. | Rochester Bronchos | Eastern League | , | |
| Milan Holmes | holmes001mil | 1909 | 100 g. | Winnipeg Maroons | Western Canada League | , | |
| Robert Holmes | 1909 | 26 g. | Waco Navigators | Texas League | , | ||
| Theodore Holmquist | 1909 | 48 g. | Portsmouth Cobblers | Ohio State League | , | ||
| Chester Holstrom | 1909 | 78 g. | Superior Blues | Minnesota-Wisconsin League | , | ||
| Chester Holstrom | 1909 | 8/15- | Minne.-Red Wings | Independent | , | ||
| Earl Holt | holt--001ear | 1909 | Wilson Tobacconists | Eastern Carolina League | , | ||
| Harvey Holt | 1909 | +4/24+ | Oak Ridge Inst. | Military Academy | , | ||
| Pearl Holycross | holycr001pea | 1909 | no g. | Waco Navigators | Texas League | , | |
| Buck Hooker | hooker001wil | 1909 | 120 g. | Lynchburg Shoemakers | Virginia League | , | |
| Edwin Hooper | 1909 | 70 g. | Syracuse Stars | New York State League | , | ||
| Edwin Hooper | 1909 | 41 g. | Altoona Mountaineers | Tri-State League | , | ||
| Harry Hooper | hooper001har | 1909 | 81 g. | Boston | American League | Boston, MA | |
| Clifford Hoover | hoover001cli | 1909 | 75 g. | Raleigh Red Birds | East Carolina League | , | |
| Frederick Hoover | 1909 | Wilmington/Sunbury | Atlantic League | , | |||
| Frederick Hoover | 1909 | +6/5-6/15 | Wilmington/Sunbury | Atlantic League | , | ||
| Frederick Hoover | 1909 | 30 g. | Raleigh Red Birds | East Carolina League | , | ||
| Sam Hope | hope--001sam | 1909 | +5/6+ | 21 g. | Binghamton Bingoes | New York State League | , |
| Sam Hope | hope--001sam | 1909 | +7/22+ | Utica Pent-Ups | New York State League | , | |
| Sam Hope | hope--001sam | 1909 | +9/1+ | Waterbury Invincibles | Connecticut State League | , | |
| Bill Hopke | hopke-001wil | 1909 | 134 g. | Indianapolis Indians | American Association | , | |
| Bill Hopke | hopke-001wil | 1909 | 6 g. | Detroit | Cuban-Amer Series | , | |
| Hopkins | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |||
| Hopkins | 1909 | 42 g. | Columbia Gamecocks | South Atlantic League | , | ||
| Buck Hopkins | hopkin004joh | 1909 | Norfolk Tars | Virginia League | , | ||
| Lee Hopkins | hopkin001leo | 1909 | Keokuk Indians | Central Association | , | ||
| Lee Hopkins | hopkin001leo | 1909 | +5/17+ | Superior Blues | Minnesota-Wisconsin League | , | |
| Lee Hopkins | hopkin001leo | 1909 | +6/25+ | Duluth White Sox | Minnesota-Wisconsin League | , | |
| Horn | 1909 | +8/5+ | Topeka Jayhawks | Western League | , | ||
| Roy Horne | 1909 | Superior Blues | Minnesota-Wisconsin League | , | |||
| Edward Hornsby | 1909 | 37 g. | Houston Buffaloes | Texas League | , | ||
| John Hornung | 1909 | no g. | Portsmouth Cobblers | Ohio State League | , | ||
| William Horrell | 1909 | Superior NB | Independent | , | |||
| Harry Horton | horton002har | 1909 | 37 g. | Pekin Celestials | Illinois-Missouri League | , | |
| Walter Horton | 1909 | Trenton | Deleware Valley | , | |||
| John House | house-001joh | 1909 | 121 g. | Sacramento Sacts | Pacific Coast League | , | |
| John House | house-001joh | 1909 | 138 ab | Minneapolis Minnies | Central Kansas League | , | |
| John House | house-001joh | 1909 | Fresno Raisin Growers | California State League | , | ||
| John House | house-001joh | 1909 | Santa Cruz Sand Crabs | California State League | , | ||
| Ed Householder | househ001edw | 1909 | Santa Cruz Sand Crabs | California State League | , | ||
| Ed Householder | househ001edw | 1909 | Fresno Raisin Growers | California State League | , | ||
| Ben Houser | houser001ben | 1909 | 151 g. | Toronto Maple Leafs | Eastern League | , | |
| Joseph Houser | 1909 | Youngstown Indians | Ohio-Pennsylvania League | , | |||
| Joseph Houser | 1909 | Youngstown Indians | Ohio-Pennsylvania League | , | |||
| William Houser | houser001wil | 1909 | 98 g. | Erie Sailors | Ohio-Pennsylvania League | , | |
| William Houser | houser001wil | 1909 | Akron Champs | Ohio-Pennsylvania League | , | ||
| William Houser | houser001wil | 1909 | Erie Sailors | Ohio-Pennsylvania League | , | ||
| William Houser | houser001wil | 1909 | Akron Champs | Ohio-Pennsylvania League | , | ||
| William Houser | houser001wil | 1909 | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | ||
| William Houser | houser001wil | 1909 | Steubenville Stubs | Ohio-Pennsylvania League | , | ||
| Joe Hovlik | hovlik001jos | 1909 | Davenport Prodigals | Illinois-Indiana-Iowa League | , | ||
| Joe Hovlik | hovlik001jos | 1909 | 35 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | |
| Joe Hovlik | hovlik001jos | 1909 | 7/10- | 3 g. | Washington | American League | Washington, DC |
| Howard | 1909 | 17 ab | Ellsworth Worthies | Central Kansas League | , | ||
| Ernie Howard | howard002ern | 1909 | Savannah Indians | South Atlantic League | , | ||
| Paul Howard | howard001pau | 1909 | 123 g. | Lowell Tigers | New England League | , | |
| Paul Howard | howard001pau | 1909 | 9/16-9/29 | Boston | American League | Boston, MA | |
| Robert Howard | howard005rob | 1909 | Danville Red Sox | Virginia League | , | ||
| Robert Howard | howard005rob | 1909 | 40 g. | Wilmington Sailors | Eastern Carolina League | , | |
| Chauncey Howell | howell002cha | 1909 | 215 ab | Beloit | Central Kansas League | , | |
| Clem Howell | 1909 | 39 g. | Green Bay Bays | Wisconsin-Illinois League | , | ||
| Clem Howell | 1909 | Galveston Sand Crabs | Texas League | , | |||
| William Howie | howie-001wil | 1909 | 40 g. | Strong City-Cottonwood Falls Twins City/Larned Cow | Kansas State League | , | |
| William Howie | howie-001wil | 1909 | +6/16+ | Arkansas City-Winfield Twins | Kansas State League | , | |
| Daniel Howley | howley001dan | 1909 | 135 g. | Indianapolis Indians | American Association | , | |
| Harry Hoyer | 1909 | Alto.- | Semi-professional | , | |||
| Harry Hoyer | 1909 | Toledo Mud Hens | American Association | , | |||
| Charles Huber | 1909 | Mansfield Pioneers | Ohio State League | , | |||
| Charles Huber | 1909 | Canton Watchmakers | Ohio-Pennsylvania League | , | |||
| Charles Huber | 1909 | Erie Sailors | Ohio-Pennsylvania League | , | |||
| Frank Huelsman | huelsm001fra | 1909 | 140 g. | New Orleans Pelicans | Southern Association | , | |
| George Hughes | hughes003geo | 1909 | Wichita Jobbers | Western League | , | ||
| James Hughes | hughes004jam | 1909 | 129 g. | Jacksonville Braves | Central Association | , | |
| Tom Hughes | hughes005tho | 1909 | 24 g. | New York | American League | New York, NY | |
| Berne Hughey | 1909 | Kalamazoo Kazoos | Southern Michigan League | , | |||
| Billy Hulen | hulen-001bil | 1909 | Medicine Hat Hatters | Western Canada League | , | ||
| Rudy Hulswitt | hulswi001rud | 1909 | 82 g. | St. Louis | National League | St. Louis, MO | |
| Bert Humphries | humphr002alb | 1909 | 42 g. | Grand Rapids Wolverines | Central League | , | |
| Frederick Hunter | hunter002fre | 1909 | 156 g. | Sioux City Packers | Western League | , | |
| George Hunter | hunter002geo | 1909 | 5/4- | 44 g. | Brooklyn | National League | Brooklyn, NY |
| Ed Hurlburt | hurlbu001edw | 1909 | 19 g. | Memphis Turtles | Southern Association | , | |
| Bill Hurley | hurley003wil | 1909 | Tacoma Tigers | Northwestern League | , | ||
| Jerry Hurley | hurley001jer | 1909 | 55 g. | Elmira Colonels | New York State League | , | |
| James Hurst | 1909 | 84 g. | Macomb Potters | Illinois-Missouri League | , | ||
| Harry Huston | huston001har | 1909 | 75 g. | Lowell Tigers | New England League | , | |
| Jack Huston | huston001jac | 1909 | Helena Senators | Inter-Mountain League | , | ||
| Fred Hutchinson | hutchi001fre | 1909 | 80 g. | Wellington Dukes | Kansas State League | , | |
| Fred Hutchinson | hutchi001fre | 1909 | Salina Trade Winners | Central Kansas League | , | ||
| James Hutton | 1909 | 44 g. | Fond du Lac Giants | Wisconsin-Illinois League | , | ||
| Ham Hyatt | hyatt-002rob | 1909 | 4/15- | 49 g. | Pittsburgh | National League | Pittsburgh, PA |
| Robert Hydon | 1909 | +6/13+ | Cook Academy | Independent | , | ||
| Robert Hydon | 1909 | Troy PA | Independent | , | |||
| John Hyzer | 1909 | 6 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | ||
| William Ingerton | 1909 | 142 g. | Albany Senators | New York State League | , | ||
| Charles Irby | irby--001cha | 1909 | 37 g. | Tacoma Tigers | Northwestern League | , | |
| Charles Irby | irby--001cha | 1909 | 23 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Howard Ireland | 1909 | Freeport Pretzels | Wisconsin-Illinois League | , | |||
| Howard Ireland | 1909 | 116 g. | Rockford Reds | Wisconsin-Illinois League | , | ||
| Paul Irmscher | irmsch001pau | 1909 | 127 g. | Monmouth Browns | Illinois-Missouri League | , | |
| Arthur Irwin | irwin-001art | 1909 | New York | American League | New York, NY | ||
| Charlie Irwin | irwin-001cha | 1909 | San Francisco Orphans/Sacramento Senators | California State League | , | ||
| William Irwin | irvin-001wil | 1909 | Raleigh Red Birds | East Carolina League | , | ||
| Albert Isbell | 1909 | 111 g. | Enid Railroaders | Western Association | , | ||
| James Ison | 1909 | 126 g. | Richmond Colts | Virginia League | , | ||
| Ives | ives--001geo | 1909 | +5/20+ | Dixon IL Browns | Independent | , | |
| Ives | ives--001geo | 1909 | Freeport Pretzels | Wisconsin-Illinois League | , | ||
| Ives | ives--001geo | 1909 | Madison Senators | Wisconsin-Illinois League | , | ||
| Jackson | 1909 | Winston-Salem Twins | Carolina Association | , | |||
| Andrew Jackson | 1909 | 91 g. | Greensboro Champs | Carolina Association | , | ||
| Charles Jackson | jackso005cha | 1909 | Denver Grizzlies | Western League | , | ||
| Charles Jackson | jackso005cha | 1909 | Pueblo Indians | Western League | , | ||
| George Jackson | 1909 | 129 g. | Dallas Giants | Texas League | , | ||
| Herbert Jackson | jackso001cha | 1909 | Reading Pretzels | Tri-State League | , | ||
| James Jackson | jackso005jam | 1909 | 120 g. | Norfolk Tars | Virginia League | , | |
| Jim Jackson | jackso002jam | 1909 | 137 g. | Baltimore Orioles | Eastern League | Baltimore, MD | |
| Joe Jackson | jackso004jos | 1909 | 118 g. | Savannah Indians | South Atlantic League | , | |
| Joe Jackson | jackso004jos | 1909 | 5 g. | Philadelphia | American League | Philadelphia, PA | |
| Owen Jackson | jackso001owe | 1909 | 112 g. | Lynchburg Shoemakers | Virginia League | , | |
| William Jackson | jackso008wil | 1909 | 44 g. | Portsmouth Cobblers | Ohio State League | , | |
| Michael Jacobs | 1909 | 35 g. | Trenton Tigers | Tri-State League | , | ||
| Michael Jacobs | 1909 | Harrisburg Senators | Tri-State League | , | |||
| Michael Jacobs | 1909 | Allentown | Atlantic League | , | |||
| Beany Jacobson | jacobs001alb | 1909 | 21 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | |
| Elmer Jacobson | 1909 | 67 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | ||
| William Jacobson | 1909 | 43 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | ||
| Berton James | 1909 | 139 g. | Waco Navigators | Texas League | , | ||
| Berton James | 1909 | Shreveport Pirates | Texas League | , | |||
| Dudley James | 1909 | 67 g. | Rocky Mount Railroaders | East Carolina League | , | ||
| H. H. James | 1909 | Lincoln Railsplitters | Western League | , | |||
| Richard James | james-002ric | 1909 | 134 g. | Elmira Colonels | New York State League | , | |
| Robert James | james-002rob | 1909 | 159 g. | Spokane Indians | Northwestern League | , | |
| William James | james-032--- | 1909 | 117 g. | Columbus Senators | American Association | , | |
| Jack Jamieson | jamies001jac | 1909 | Oklahoma City | , | |||
| Henry Jarnagin | 1909 | SD | Independent | , | |||
| Henry Jasper | 1909 | 114 g. | Jacksonville Braves | Central Association | , | ||
| Sidney Jehl | 1909 | 63 g. | Ottumwa Packers | Central Association | , | ||
| Sidney Jehl | 1909 | 39 g. | Pueblo Indians | Western League | , | ||
| Daniel Jenkins | 1909 | 137 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Claude Jennings | 1909 | 286 ab | Minneapolis Minnies | Central Kansas League | , | ||
| Si Jensen | jensen001erv | 1909 | 39 g. | Spokane Indians | Northwestern League | , | |
| Guy Jepson | 1909 | 6/29-8/25+ | 77 ab | Junction City Soldiers | Central Kansas League | , | |
| Joe Jerger | jerger001jos | 1909 | 39 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | |
| Benjamin Jewell | jewell001ben | 1909 | 135 g. | Wheeling Stogies | Central League | , | |
| William Jewell | 1909 | Arkansas City | Independent | , | |||
| Johns | 1909 | Richmond Colts | Virginia League | , | |||
| Harold Johns | johns-001har | 1909 | 30 g. | Atlanta Crackers | Southern Association | , | |
| Ollie Johns | johns-001oli | 1909 | 13 g. | Omaha Rourkes | Western League | , | |
| Abbie Johnson | johnso002abb | 1909-10 | Canada semi-pro | , | |||
| Carlos Johnson | 1909 | 26 g. | Muskogee Navigators | Western Association | , | ||
| Carlos Johnson | 1909 | 228 ab | Beloit | Central Kansas League | , | ||
| Charlie Johnson | johnso005cha | 1909 | 116 g. | Johnstown Johnnies | Tri-State League | , | |
| Claus Johnson | 1909 | 114 g. | Green Bay Bays | Wisconsin-Illinois League | , | ||
| Claus Johnson | 1909 | Wausau Lumberjacks | Minnesota-Wisconsin League | , | |||
| Eke Johnson | johnso216--- | 1909 | Haverhill Hustlers | New England League | , | ||
| Elmer Johnson | 1909 | 114 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| George Johnson | 1909 | Sioux City Packers | Western League | , | |||
| George Johnson | 1909 | Lincoln Railsplitters | Western League | , | |||
| John Johnson | johnso001ral | 1909 | 90 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | |
| Otis Johnson | johnso001oti | 1909 | 205 g. | Portland Beavers | Pacific Coast League | , | |
| George Johnston | 1909 | Ft. Baker CA | Independent | , | |||
| James Johnston | 1909 | 134 g. | Kewanee Boilermakers | Central Association | , | ||
| William Johnstone | 1909 | 74 g. | Marion Diggers | Ohio State League | , | ||
| Edward Jokerst | 1909 | 73 g. | Great Bend Millers | Kansas State League | , | ||
| Edward Jokerst | 1909 | 37 g. | Wichita Jobbers | Western League | , | ||
| Sam Jolly | 1909 | 54 g. | Newport Pearl Diggers | Northeast Arkansas League | , | ||
| Sam Jolly | 1909 | Argenta Shamrocks | Arkansas State League | , | |||
| Ben Jones | 1909 | 64 g. | McPherson Merry Macks | Kansas State League | , | ||
| Elijah Jones | jones-001eli | 1909 | -4/24 | 2 g. | Detroit | American League | Detroit, MI |
| Jim Jones | jones-022jam | 1909 | Montreal Royals | Eastern League | , | ||
| John Jones | jones-002joh | 1909 | 34 g. | Lincoln Railsplitters | Western League | , | |
| Dutch Jordan | jordan001ado | 1909 | 144 g. | Atlanta Crackers | Southern Association | , | |
| Michael Joyce | joyce-002mic | 1909 | 152 g. | Montreal Royals | Eastern League | , | |
| Frank Jude | jude--001fra | 1909 | 118 g. | Lincoln Railsplitters | Western League | , | |
| Walt Justis | justis001wal | 1909 | 45 g. | Lancaster Lanks | Ohio State League | , | |
| Gustav Jutzi | jutzi-001joh | 1909 | 2/-3/ | Brownsville TX | Independent | , | |
| Gustav Jutzi | jutzi-001joh | 1909 | Portsmouth Cobblers | Ohio State League | , | ||
| Gustav Jutzi | jutzi-001joh | 1909 | Texarkana | Arkansas State League | , | ||
| Gustav Jutzi | jutzi-001joh | 1909 | 36 g. | Newport Pearl Diggers | Northeast Arkansas League | , | |
| Bob Kahl | kahl--001rob | 1909 | +6/16-7/29+ | Topeka Jayhawks | Western League | , | |
| Nick Kahl | kahl--001nic | 1909 | 124 g. | Grand Rapids Wolverines | Central League | , | |
| Mike Kahoe | kahoe-001mic | 1909 | - 8/12 | 4 g. | Washington | American League | Washington, DC |
| Alfred Kaiser | 1909 | Paris Bourbonites | Blue Grass League | , | |||
| Alfred Kaiser | 1909 | Lexington Colts | Blue Grass League | , | |||
| George Kalkhoff | kalkho002geo | 1909 | 104 g. | Columbia Gamecocks | South Atlantic League | , | |
| Harry Kane | kane--001har | 1909 | 15 g. | Savannah Indians | South Atlantic League | , | |
| Harry Kane | kane--001har | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Jerry Kane | kane--001jer | 1909 | , | ||||
| Jim Kane | kane--003jam | 1909 | 153 g. | Omaha Rourkes | Western League | , | |
| Patrick Kane | kane--002pat | 1909 | 72 g. | Birmingham Barons | Southern Association | , | |
| Jay Kanzler | kanzle001jay | 1909 | 129 g. | Richmond Colts | Virginia League | , | |
| Elias Kaphan | kaphan001eli | 1909 | 67 g. | Rockford Reds | Wisconsin-Illinois League | , | |
| Elias Kaphan | kaphan001eli | 1909 | 21 g. | Galveston Sand Crabs | Texas League | , | |
| William Karney | karney001wil | 1909 | 14 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | |
| Henry Karsten | karste001hen | 1909 | Denver Grizzlies | Western League | , | ||
| Henry Karsten | karste001hen | 1909 | Lincoln Railsplitters | Western League | , | ||
| Henry Karsten | karste001hen | 1909 | +6/18+ | Quincy Vets | Central Association | , | |
| Henry Katz | 1909 | 123 g. | Pittsburg Pirates | Western Association | , | ||
| Richard Kaufman | 1909 | 59 g. | Topeka Jayhawks | Western League | , | ||
| Richard Kaufman | 1909 | Univ. Kansas | College | , | |||
| Bill Kay | kay---001wal | 1909 | 140 g. | Albany Senators | New York State League | , | |
| John Keady | keady-001j-- | 1909 | 28 g. | Worcester Busters | New England League | , | |
| Daniel Kearney | 1909 | 17 g. | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | ||
| George Kearney | 1909 | 453 ab | Lansing Senators | Southern Michigan League | , | ||
| Bobby Keefe | keefe-001rob | 1909 | 38 g. | Montreal Royals | Eastern League | , | |
| Roy Keener | 1909 | Kalamazoo Kazoos | Southern Michigan League | , | |||
| Roy Keener | 1909 | 19 g. | Grand Rapids Wolverines | Central League | , | ||
| John Kehoe | kehoe-001joh | 1909 | 113 g. | Grand Rapids Wolverines | Central League | , | |
| Edward Keiber | 1909 | 37 g. | Memphis Turtles | Southern Association | , | ||
| Bill Keister | keiste001wil | 1909 | 142 g. | Wilkes-Barre Barons | New York State League | , | |
| Charles Keith | 1909 | Oxford Univ. | England | , | |||
| Charles Keith | 1909 | 8 g. | Little Rock Travelers | Southern Association | , | ||
| Hugh Kellackey | kellac001hug | 1909 | Tacoma Tigers | Northwestern League | , | ||
| Hugh Kellackey | kellac001hug | 1909 | Seattle Turks | Northwestern League | , | ||
| Ed Kellar | 1909 | 25 g. | Arkansas City-Winfield Twins | Kansas State League | , | ||
| Harry Keller | keller004har | 1909 | 63 g. | Altoona Mountaineers | Tri-State League | , | |
| Orlando Keller | 1909 | 111 g. | Fairmont Champions | Pennsylvania-West Virginia League | , | ||
| Bill Kelley | kelley006wil | 1909 | 149 g. | Fresno Raisin Growers | California State League | , | |
| Mike Kelley | kelley002mic | 1909 | St. Paul Saints | American Association | , | ||
| Bill Kellogg | kellog001wil | 1909 | New York | National League | New York, NY | ||
| Win Kellum | kellum001win | 1909 | 34 g. | Nashville Volunteers | Southern Association | , | |
| Billy Kelly | kelly-006wil | 1909 | 69 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | |
| James Kelly | kelly-002jam | 1909 | Anderson Electricians | Carolina Association | , | ||
| James Kelly | 1909 | 415 ab | Kalamazoo Kazoos | Southern Michigan League | , | ||
| John Kelly | kelly-003joh | 1909 | 156 g. | Newark Indians | Eastern League | , | |
| Red Kelly | kelly-002alb | 1909-10 | U. Notre Dame | College | , | ||
| Speed Kelly | kelly-002rob | 1909 | 61 g. | South Bend Greens | Central League | , | |
| Speed Kelly | kelly-002rob | 1909 | 7/13-10/1 | Washington | American League | Washington, DC | |
| William Kelly | kelly-006wil | 1909 | Oakland Oaks | Pacific Coast League | , | ||
| Bill Kemmer | kemmer001wil | 1909 | 28 g. | Newton Railroaders | Kansas State League | , | |
| Albert Kench | 1909 | 41 g. | Kewanee Boilermakers | Central Association | , | ||
| John Kenneally | 1909 | Fort Worth Panthers | Texas League | , | |||
| Kennedy | kenned010--- | 1909 | 62 g. | Portland Beavers | Pacific Coast League | , | |
| Kennedy | kenned010--- | 1909 | 86 g. | Portland Colts | Northwestern League | , | |
| Albert Kennedy | kenned002alb | 1909 | , | ||||
| James Kennedy | kenned006jam | 1909 | 127 g. | Utica Pent-Ups | New York State League | , | |
| John Kennedy | kenned001jac | 1909 | Umpire | Southern Association | , | ||
| Taylor Kensel | kensel001tay | 1909 | 37 g. | Pueblo Indians | Western League | , | |
| Maurice Kent | 1909 | 60 g. | Waterloo Lulus | Central Association | , | ||
| William Kenworthy | 1909 | 50 g. | Zanesville Infants | Central League | , | ||
| Henry Kern | 1909 | 119 g. | Topeka Jayhawks | Western League | , | ||
| John Kernan | 1909 | 16 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | ||
| Joseph Kernan | 1909 | Galesburg Boosters | Illinois-Missouri League | , | |||
| Aaron F. Kerr | kerr--001aar | 1909 | 113 g. | Lancaster Red Roses | Tri-State League | , | |
| John Kerr | 1909 | 98 g. | Albany Senators | New York State League | , | ||
| Dan Kerwin | kerwin001dan | 1909 | 143 g. | Montgomery Climbers | Southern Association | , | |
| Philip Ketter | ketter001phi | 1909 | 110 g. | York White Roses | Tri-State League | , | |
| James Kettler | 1909 | 124 g. | Mansfield Pioneers | Ohio State League | , | ||
| Henry Keupper | 1909 | 16 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Henry Keupper | 1909 | 20 g. | Indianapolis Indians | American Association | , | ||
| Hubert Keupper | 1909 | St.L.-Gillespie | Trolley League | , | |||
| Hugo Keupper | 1909 | St.L.-Gillespie | Trolley League | , | |||
| Charles Keyes | 1909 | 37 g. | Quincy Vets | Central Association | , | ||
| John Keyes | 1909 | 96 g. | Elmira Colonels | New York State League | , | ||
| Daniel Kick | 1909 | 121 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| John Kiernan | kierna001joh | 1909 | Columbia Gamecocks | South Atlantic League | , | ||
| John Kiernan | kierna001joh | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| John Kiernan | kierna001joh | 1909 | Jacksonville Jays | South Atlantic League | , | ||
| John Kiernan | kierna001joh | 1909 | 24 g. | Worcester Busters | New England League | , | |
| John Kilgore | 1909 | +7/17+ | Adrian Yeggs | Southern Michigan League | , | ||
| John Kilgore | 1909 | 7/30 | Kalamazoo Kazoos | Southern Michigan League | , | ||
| Bill Killefer | killef001wil | 1909 | 119 g. | Houston Buffaloes | Texas League | , | |
| Bill Killefer | killef001wil | 1909 | 9/13- | 11 g. | St. Louis | American League | St. Louis, MO |
| Red Killefer | killef001wad | 1909 | 23 g. | Detroit | American League | Detroit, MI | |
| Red Killefer | killef001wad | 1909 | 40 g. | Washington | American League | Washington, DC | |
| Ed Killian | killia001edw | 1909 | 25 g. | Detroit | American League | Detroit, MI | |
| Joseph Killian | killia001jos | 1909 | Winona Pirates | Minnesota-Wisconsin League | , | ||
| Harry Killilay | 1909 | 30 g. | Pittsburg Pirates | Western Association | , | ||
| Harry Killilay | 1909 | 30 g. | Pittsburg Pirates | Western Association | , | ||
| John Killilay | killil001joh | 1909 | 40 g. | Spokane Indians | Northwestern League | , | |
| Martin Killilay | killil001mar | 1909 | Great Bend Millers | Kansas State League | , | ||
| Martin Killilay | killil001mar | 1909 | McPherson Merry Macks | Kansas State League | , | ||
| Martin Killilay | killil001mar | 1909 | 79 g. | Great Bend Millers | Kansas State League | , | |
| Martin Killilay | killil001mar | 1909 | McPherson Merry Macks | Kansas State League | , | ||
| Edward Killingsworth | killin001ed- | 1909 | Topeka Jayhawks | Western League | , | ||
| Edward Killingsworth | killin001ed- | 1909 | no g. | Lincoln Railsplitters | Western League | , | |
| Edward Killingsworth | killin001ed- | 1909 | 7/18 | Pueblo Indians | Western League | , | |
| Charlie Kilpatrick | kilpat001cha | 1909 | 131 g. | Galesburg Boosters | Illinois-Missouri League | , | |
| Peter Kilroy | kilroy001orv | 1909 | 31 g. | St. Paul Saints | American Association | , | |
| Frank King | king--004fra | 1909 | Danville Red Sox | Virginia League | , | ||
| Peter King | king--001pet | 1909 | 428 ab | Bay City | Southern Michigan League | , | |
| Ernest Kinkead | kinkea001--- | 1909 | +7/5+ | Johnstown Johnnies | Tri-State League | , | |
| Ed Kinsella | kinsel001edw | 1909 | 35 g. | Portland Colts | Northwestern League | , | |
| Joseph Kipp | kipp--001jos | 1909 | Waco Navigators | Texas League | , | ||
| Joseph Kipp | kipp--001jos | 1909 | San Antonio Bronchos | Texas League | , | ||
| Ed Kippert | kipper002edw | 1909 | Spokane Indians | Northwestern League | , | ||
| Carroll Kirk | 1909 | Univ. of Iowa | College | , | |||
| Carroll Kirk | 1909 | Waterloo Lulus | Central Association | , | |||
| Enos Kirkpatrick | 1909 | Macon Peaches | South Atlantic League | , | |||
| Enos Kirkpatrick | 1909 | Atlanta Crackers | Southern Association | , | |||
| Rube Kisinger | kising001cha | 1909 | 44 g. | Buffalo Bisons | Eastern League | , | |
| Gary Kitchens | 1909 | Monroe/Newport-Batesville Pearl Diggers | Arkansas State League | , | |||
| William Kitchens | kitche002wil | 1909 | Monroe/Newport-Batesville Pearl Diggers | Arkansas State League | , | ||
| Albert Kite | kite--001alb | 1909 | 86 g. | Wilmington Sailors | Eastern Carolina League | , | |
| Frank Kitson | kitson001fra | 1909 | Racine Belles | Wisconsin-Illinois League | , | ||
| Malachi Kittridge | kittri001mal | 1909 | Wilkes-Barre Barons | New York State League | , | ||
| Al Kleet | 1909 | Macon Peaches | South Atlantic League | , | |||
| Al Kleet | 1909 | 6/3- | Reading | Atlantic League | , | ||
| William Klinck | klinck001wil | 1909 | +7/26+ | 12 g. | Buffalo Bisons | Eastern League | , |
| Rudy Kling | kling-001rud | 1909 | Great Bend Millers | Kansas State League | , | ||
| William Klock | klock-001wil | 1909 | Anderson Electricians | Carolina Association | , | ||
| Levi Knapp | 1909 | 48 g. | Wilkes-Barre Barons | New York State League | , | ||
| Levi Knapp | 1909 | 16 g. | Buffalo Bisons | Eastern League | , | ||
| Adolph Knaupp | 1909 | Monroe/Newport-Batesville Pearl Diggers | Arkansas State League | , | |||
| Grover Knight | 1909 | 33 g. | Albany Senators | New York State League | , | ||
| Punch Knoll | knoll-001cha | 1909 | 129 g. | Evansville River Rats | Central League | , | |
| Joe Knotts | knotts002jos | 1909 | Buffalo Bisons | Eastern League | , | ||
| Joe Knotts | knotts002jos | 1909 | Jersey City Skeeters | Eastern League | , | ||
| William Knox | 1909 | Richmond Pioneers | Blue Grass League | , | |||
| Ben Koehler | koehle001ber | 1909 | 95 g. | South Bend Greens | Central League | , | |
| Elmer Koestner | koestn001elm | 1909 | 35 g. | Los Angeles Angels | Pacific Coast League | , | |
| Edward Kohl | 1909 | 117 g. | Duluth White Sox | Minnesota-Wisconsin League | , | ||
| Henry Kohler | 1909 | St.L.-Hyde Park | Independent | , | |||
| Frederick Kommers | 1909 | 118 g. | Beardstown Infants | Illinois-Missouri League | , | ||
| Ed Konetchy | konetc001edw | 1909 | 152 g. | St. Louis | National League | St. Louis, MO | |
| Mike Konnick | konnic001mic | 1909 | Winston-Salem Twins | Carolina Association | , | ||
| Mike Konnick | konnic001mic | 1909 | 104 g. | Wilkes-Barre Barons | New York State League | , | |
| Mike Konnick | konnic001mic | 1909 | 10/3- | 2 g. | Cincinnati | National League | Cincinnati, OH |
| Charles Koopman | koopma001cha | 1909 | 100 g. | Johnstown Johnnies | Tri-State League | , | |
| John Kornatski | 1909 | Polish Giants | Independent | , | |||
| Fred Kossuch | kossuc001fre | 1909 | +7/24+ | Detr.-Athletics | Independent | , | |
| David Kraft | kraft-001dav | 1909 | 46 g. | Hannibal Cannibals | Central Association | , | |
| Edmund Kraft | 1909 | +7/12+ | East Millstone | Independent | , | ||
| Eugene Krapp | 1909 | 127 ab | Flint Vehicles | Southern Michigan League | , | ||
| Bernard Kratzberg | 1909 | no g. | Atchison KS | Independent | , | ||
| Bernard Kratzberg | 1909 | Auburn NE | Independent | , | |||
| Bernard Kratzberg | 1909 | Redondo CA | Independent | , | |||
| Charles Krebs | 1909 | Washington & Lee | College | , | |||
| Charles Krebs | 1909 | +5/21-7/5+ | Rocky Mount Railroaders | East Carolina League | , | ||
| Ed Krebs | krebs-001edw | 1909 | 15 g. | Burlington Pathfinders | Central Association | , | |
| Ed Krebs | krebs-001edw | 1909 | Keokuk Indians | Central Association | , | ||
| Raymond Krebs | 1909 | 48 g. | Wheeling Stogies | Central League | , | ||
| Ralph Kreitz | kreitz001ral | 1909 | 68 g. | Aberdeen Grays | Northwestern League | , | |
| Charles Kremer | 1909 | Galena IL | Independent | , | |||
| Samuel Krepps | 1909 | 206 ab | Salina Trade Winners | Central Kansas League | , | ||
| Guy Kretzer | 1909 | +6/26+ | Fort Smith Soldiers | Arkansas State League | , | ||
| Guy Kretzer | 1909 | +9/23+ | Chanute KS | Independent | , | ||
| Paul Krichell | kriche001pau | 1909 | 89 g. | Newark Indians | Eastern League | , | |
| Paul Krichell | kriche001pau | 1909 | Montreal Royals | Eastern League | , | ||
| Paul Krichell | kriche001pau | 1909 | 89 g. | Newark Indians | Eastern League | , | |
| Paul Krichell | kriche001pau | 1909 | Montreal Royals | Eastern League | , | ||
| George Krick | krick-001geo | 1909 | 34 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | |
| George Krick | krick-001geo | 1909 | 34 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | |
| George Krick | 1909 | New Bedford Whalers | New England League | , | |||
| George Krick | 1909 | +4/29+ | Fall River Indians | New England League | , | ||
| John Kroell | kroell001joh | 1909 | +8/29+ | Louisville CO | Independent | , | |
| George Kromer | 1909 | g. ? | La Crosse Outcasts | Minnesota-Wisconsin League | , | ||
| George Kromer | 1909 | 11 g. | Wisconsin Rapids | Independent | , | ||
| Charles Kroy | kroy--001cha | 1909 | 138 g. | South Bend Greens | Central League | , | |
| Art Krueger | 1909 | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | |||
| Otto Krueger | kruege002art | 1909 | 74 g. | Fresno Raisin Growers | California State League | , | |
| Otto Krueger | kruege002art | 1909 | San Jose Prune Pickers | California State League | , | ||
| William Krueger | kruege002wil | 1909 | 23 g. | Waterloo Lulus | Central Association | , | |
| William Krueger | kruege002wil | 1909 | 84 g. | Winnipeg Maroons | Western Canada League | , | |
| Abe Kruger | kruger001abr | 1909 | 14 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | |
| Art Kruger | kruger001art | 1909 | 168 g. | Columbus Senators | American Association | , | |
| Albert Kuhn | kuhn--001alb | 1909 | , | ||||
| Jack Kull | kull--001joh | 1909 | +5/13-7/9 | Pottsville | Atlantic League | , | |
| Jack Kull | kull--001joh | 1909 | Atlantic City NJ | Independent | , | ||
| Jack Kull | kull--001joh | 1909 | 9 g. | Fayetteville Highlanders | East Carolina League | , | |
| Jack Kull | kull--001joh | 1909 | 10/2 | Philadelphia | American League | Philadelphia, PA | |
| Ed Kusel | kusel-001edw | 1909 | Saginaw Wa-was | Southern Michigan League | , | ||
| Ed Kusel | kusel-001edw | 1909 | 9/18-10/1 | St. Louis | American League | St. Louis, MO | |
| Hank Labelle | labell001hen | 1909 | 15 g. | Lynn Shoemakers | New England League | , | |
| Hank Labelle | labell001hen | 1909 | Lowell Tigers | New England League | , | ||
| James Lafitte | 1909 | 77 g. | Macon Peaches | South Atlantic League | , | ||
| Peter LaFlambois | 1909 | 85 g. | Arkansas City-Winfield Twins | Kansas State League | , | ||
| Arthur Lage | 1909 | 67 g. | Quincy Vets | Central Association | , | ||
| Datus Lagoe | 1909 | Kalamazoo Kazoos | Southern Michigan League | , | |||
| Paul LaGrave | lagrav001pau | 1909? | Jonesboro | Northeast Arkansas League | , | ||
| Nicholas Lakaff | 1909 | 37 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | ||
| Joe Lake | lake--002jos | 1909 | 31 g. | New York | American League | New York, NY | |
| William Lallier | lallie001wil | 1909 | 106 g. | Lancaster Lanks | Ohio State League | , | |
| Lewis LaLonge | kommer000bil | 1909 | Oakland Oaks | Pacific Coast League | , | ||
| Lewis LaLonge | kommer000bil | 1909 | Sacramento Sacts | Pacific Coast League | , | ||
| Bert Lamb | 1909 | 124 g. | Springfield Midgets | Western Association | , | ||
| Lambrecht | 1909 | Macon Peaches | South Atlantic League | , | |||
| John Lambrecht | 1909 | 36 g. | Johnstown Johnnies | Tri-State League | , | ||
| John Lambrecht | 1909 | Elizabeth | Atlantic League | , | |||
| John Lambrecht | 1909 | Shamokin | Atlantic League | , | |||
| E. H. Lancaster | 1909 | 12 g. | Guthrie Senators | Western Association | , | ||
| E. H. Lancaster | 1909 | 30 g. | Arkansas City-Winfield Twins | Kansas State League | , | ||
| Ernest Landgraf | landgr001ern | 1909 | Newburgh Colts | Eastern Association | , | ||
| Ernest Landgraf | landgr001ern | 1909 | 6/19- | Easton | Atlantic League | , | |
| Albert Landgraff | landgr002alb | 1909 | Reading | Atlantic League | , | ||
| Albert Landgraff | landgr002alb | 1909 | Greenville Spinners | Carolina Association | , | ||
| George Landreth | 1909 | 48 g. | Topeka Jayhawks | Western League | , | ||
| George Landreth | 1909 | 43 g. | Louisville Colonels | American Association | , | ||
| John Landry | 1909 | 140 g. | Keokuk Indians | Central Association | , | ||
| Nig Langdon | langdo001fra | 1909 | 43 g. | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |
| Frank Lange | lange-001fra | 1909 | Des Moines Boosters | Western League | , | ||
| John Lanham | lanham001j-- | 1909 | 91 g. | Spartanburg Spartans | Carolina Association | , | |
| Jack Lapp | lapp--001joh | 1909 | 21 g. | Philadelphia | American League | Philadelphia, PA | |
| Jack Lapp | lapp--001joh | 1909 | 51 g. | Newark Indians | Eastern League | , | |
| Ed Larkin | larkin004edw | 1909 | Holy Cross Col. | College | , | ||
| Ed Larkin | larkin004edw | 1909 | +9/26+ | 2 g. | Newark Indians | Eastern League | , |
| Ed Larkin | larkin004edw | 1909 | 10/2 | Philadelphia | American League | Philadelphia, PA | |
| Patrick Larkin | larkin001p-- | 1909 | Maryland Univ. | College | , | ||
| Andrew Larsen | larsen004and | 1909 | 60 g. | Birmingham Barons | Southern Association | , | |
| Purl LaRue | 1909 | 4/25 - | 21 g. | Columbus Senators | American Association | , | |
| Purl LaRue | 1909 | +5/31-7/18+ | Grand Rapids Wolverines | Central League | , | ||
| Rex Latham | 1909 | 57 ab | Jackson Convicts | Southern Michigan League | , | ||
| Bill Lattimore | lattim001wil | 1909 | 20 g. | Toledo Mud Hens | American Association | , | |
| Ralph Lattimore | 1909 | 123 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | ||
| Laughlin | laughl001--- | 1909 | 54 g. | Danville Red Sox | Virginia League | , | |
| Bill Lauterborn | lauter001wil | 1909 | 116 g. | Canton Watchmakers | Ohio-Pennsylvania League | , | |
| William Laval | laval-001wil | 1909 | Erskine College | College | , | ||
| James Lavender | 1909 | 35 g. | Providence Grays | Eastern League | , | ||
| Arthur LaVigne | 1909 | 70 g. | New Haven Black Crows | Connecticut State League | , | ||
| Jack Law | law---001joh | 1909 | Greenwood MS | Independent | , | ||
| Jack Lawler | lawler003joh | 1909 | Binghamton Bingoes | New York State League | , | ||
| Jack Lawlor | lawlor001joh | 1909 | 122 g. | Macon Peaches | South Atlantic League | , | |
| Andy Lawrence | lawren001and | 1909 | 126 g. | Lynchburg Shoemakers | Virginia League | , | |
| Frederick Lawrence | lawren001f-- | 1909 | 391 g. | Lansing Senators | Southern Michigan League | , | |
| Frank Layne | layne-001fra | 1909 | Arkansas City-Winfield Twins | Kansas State League | , | ||
| Leach | 1909 | Easton | Atlantic League | , | |||
| Austin LeBrand | lebran001aus | 1909 | Oakland Invaders | California State League | , | ||
| Austin LeBrand | lebran001aus | 1909 | Stockton Tigers | California State League | , | ||
| Allen Lee | lee---003all | 1909 | Atlanta Crackers | Southern Association | , | ||
| Allen Lee | lee---003all | 1909 | Macon Peaches | South Atlantic League | , | ||
| Jack Lee | lee---003joh | 1909 | 31 g. | Jacksonville Jays | South Atlantic League | , | |
| Wyatt Lee | lee---001wya | 1909 | 60 g. | Harrisburg Senators | Tri-State League | , | |
| Wyatt Lee | lee---001wya | 1909 | 38 g. | Toronto Maple Leafs | Eastern League | , | |
| Clarence Lehr | lehr--001cla | 1909 | 135 g. | Kewanee Boilermakers | Central Association | , | |
| George Leidy | leidy-002geo | 1909 | 92 g. | San Antonio Bronchos | Texas League | , | |
| James Leighty | leight002jam | 1909 | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Sheldon Lejeune | lejeun001she | 1909 | 152 g. | Aberdeen Grays | Northwestern League | , | |
| Bill Lelivelt | lelive001wil | 1909 | 14 g. | Mobile Sea Gulls | Southern Association | , | |
| Bill Lelivelt | lelive001wil | 1909 | 7/19- | 4 g. | Detroit | American League | Detroit, MI |
| Bill Lelivelt | lelive001wil | 1909 | 8 g. | Detroit | Cuban-Amer | , | |
| John Lelivelt | 1909 | 41 g. | Reading Pretzels | Tri-State League | , | ||
| Lee Lemon | lemon-001lee | 1909 | 102 g. | Burlington Pathfinders | Central Association | , | |
| Ed Lennox | lennox001jam | 1909 | 126 g. | Brooklyn | National League | Brooklyn, NY | |
| Joe Leonard | 1909 | Fall River Indians | New England League | , | |||
| Joe Leonard | 1909 | Worcester Busters | New England League | , | |||
| Joe Leonard | 1909 | Lowell Tigers | New England League | , | |||
| Louis LeRoy | leroy-001lou | 1909 | 57 g. | St. Paul Saints | American Association | , | |
| Tom Letcher | letche001tom | 1909 | 62 g. | Appleton Papermakers | Wisconsin-Illinois League | , | |
| Albert Leverich | 1909 | Muscatine Indep | Independent | , | |||
| Albert Leverich | 1909 | 27 g. | Galesburg Boosters | Illinois-Missouri League | , | ||
| Joseph Levine | 1909 | 124 g. | Joplin Miners/El Reno Packers | Western Association | , | ||
| Walter Levings | 1909 | 121 g. | Racine Belles | Wisconsin-Illinois League | , | ||
| Harry Levy | 1909 | 68 g. | Wilmington Sailors | Eastern Carolina League | , | ||
| Rube Levy | 1909 | 8 g. 31 g. | Sacramento Sacts | Pacific Coast League | , | ||
| Ed Lewee | lewee-001edw | 1909 | Milw-White Sox | Chicago City League | , | ||
| Ed Lewee | lewee-001edw | 1909 | 60 g. | Freeport Pretzels | Wisconsin-Illinois League | , | |
| Lewis | 1909 | 49 g. | Des Moines Boosters | Western League | , | ||
| Carl Lewis | lewis-001car | 1909 | 118 g. | Oakland Oaks | Pacific Coast League | , | |
| Carl Lewis | lewis-001car | 1909 | 237 ab | Ellsworth Worthies | Central Kansas League | , | |
| Dudley Lewis | 1909 | Argenta Shamrocks | Arkansas State League | , | |||
| Dudley Lewis | 1909 | 78 g. | Newton Railroaders | Kansas State League | , | ||
| Dudley Lewis | 1909 | 30 g. | Paragould Scouts | Northeast Arkansas League | , | ||
| Earl Lewis | lewis-001ear | 1909 | Chattanooga Lookouts | South Atlantic League | , | ||
| Earl Lewis | lewis-001ear | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Earl Lewis | lewis-001ear | 1909 | Columbia Gamecocks | South Atlantic League | , | ||
| Fred Lewis | 1909 | Minneapolis Minnies | Central Kansas League | , | |||
| George Lewis | 1909 | 45 g. | Columbia Gamecocks | South Atlantic League | , | ||
| Gordon Lewis | lewis-001gor | 1909 | Univ. Georgia | College | , | ||
| Gordon Lewis | lewis-001gor | 1909 | 103 g. | Columbus Foxes | South Atlantic League | , | |
| James Lewis | 1909 | 97 g. | San Francisco Seals | Pacific Coast League | , | ||
| Joseph Lewis | 1909 | 39 g. | Marion Diggers | Ohio State League | , | ||
| Phil Lewis | lewis-001phi | 1909 | 126 g. | Baltimore Orioles | Eastern League | , | |
| Walter Lewis | 1909 | Minneapolis Minnies | Central Kansas League | , | |||
| Philip Lezie | 1909 | 39 g. | Lethbridge Miners | Western Canada League | , | ||
| George Lichtenbach | 1909 | Canton Watchmakers | Ohio-Pennsylvania League | , | |||
| George Lichtenbach | 1909 | Akron Champs | Ohio-Pennsylvania League | , | |||
| Fred Liese | liese-001fre | 1909 | 120 g. | St. Paul Saints | American Association | , | |
| James Limric | limric001jam | 1909 | 15 g. | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |
| Vive Lindaman | lindam001viv | 1909 | -7/7 | 15 g. | Boston | National League | Boston, MA |
| Albert Linderbeck | linder001alb | 1909 | 125 g. | Quincy Vets | Central Association | , | |
| Albert Linderbeck | linder001alb | 1909 | 125 g. | Quincy Vets | Central Association | , | |
| Chris Lindsay | lindsa001chr | 1909 | 118 g. | Denver Grizzlies | Western League | , | |
| Harry Lindsay | lindsa001ira | 1909 | 38 g. | South Bend Greens | Central League | , | |
| John Lindsay | lindsa002joh | 1909 | 137 g. | Fort Wayne Billikens | Central League | , | |
| William Lindsay | 1909 | Memphis Turtles | Southern Association | , | |||
| William Lindsay | 1909 | New Orleans Pelicans | Southern Association | , | |||
| Frederick Link | 1909 | 42 g. | Columbus Senators | American Association | , | ||
| Perry Lipe | lipe--001per | 1909 | 129 g. | Richmond Colts | Virginia League | , | |
| Pete Lister | lister001mor | 1909 | Williamsport Millionaires | Tri-State League | , | ||
| Louis Litschi | 1909 | 115 g. | Lancaster Red Roses | Tri-State League | , | ||
| Louis Litschi | 1909 | Reading Pretzels | Tri-State League | , | |||
| Findley Littlejohn | little001fin | 1909 | Jacksonville Braves | Central Association | , | ||
| Findley Littlejohn | little001fin | 1909 | Quincy Vets | Central Association | , | ||
| Paddy Livingston | living001pat | 1909 | 64 g. | Philadelphia | American League | Philadelphia, PA | |
| Arthur Lizzette | lizzet001art | 1909 | 105 g. | Waterloo Lulus | Central Association | , | |
| David LLoyd | lloyd-001dav | 1909 | 135 g. | Zanesville Infants | Central League | , | |
| Harry Lloyd | lloyd-002har | 1909 | , | ||||
| Harry Lloyd | 1909 | Mansfield Pioneers | Ohio State League | , | |||
| Harry Lloyd | 1909 | Newark Newks | Ohio State League | , | |||
| Elmer Locke | 1909 | 76 g. | Pueblo Indians | Western League | , | ||
| Frank Locke | locke-001fra | 1909 | 17 g. | Marion Diggers | Ohio State League | , | |
| Joseph Locke | 1909 | 20 g. | Pueblo Indians | Western League | , | ||
| Albert Lodell | 1909 | Univ. Oregon | College | , | |||
| Albert Lodell | 1909 | +6/13+ | Winchester Hustlers | Inter-Mountain League | , | ||
| Frank Lofton | lofton001fra | 1909 | 124 g. | Webb City Webfeet/Sapulpa Oilers | Western Association | , | |
| Frank Lofton | lofton001fra | 1909 | Webb City Webfeet/Sapulpa Oilers | Western Association | , | ||
| Tom Logan | logan-001tho | 1909 | Providence Grays | Eastern League | , | ||
| Frank Lohr | lohr--001fra | 1909 | Winnipeg Maroons | Western Canada League | , | ||
| Joseph Lohr | 1909 | 15 g. | Richmond Colts | Virginia League | , | ||
| Joseph Lohr | 1909 | Fayetteville Highlanders | East Carolina League | , | |||
| Joseph Londrigan | 1909 | +6/16+ | Jersey City Skeeters | Eastern League | , | ||
| Joseph Londrigan | 1909 | +6/30-7/3+ | 87 g. | Wilkes-Barre Barons | New York State League | , | |
| Joseph Londrigan | 1909 | +7/4-9/17+ | Binghamton Bingoes | New York State League | , | ||
| Joseph Londrigan | 1909 | +9/25+ | 9 g. | Jersey City Skeeters | Eastern League | , | |
| Frank Long | long--002fra | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | ||
| Harry Long | long--003har | 1909 | , | ||||
| Harry Longley | longle001har | 1909 | 19 g. | Waco Navigators | Texas League | , | |
| Harry Longley | longle001har | 1909 | Houston Buffaloes | Texas League | , | ||
| John Loomis | 1909 | 18 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| John Loomis | 1909 | 18 g. | Canton Chinks | Illinois-Missouri League | , | ||
| Pete Loos | loos--001iva | 1909 | 37 g. | Danville Red Sox | Virginia League | , | |
| Manfred Lothrop | 1909 | 33 g. | Anderson Electricians | Carolina Association | , | ||
| Sylvester Loucks | loucks001syl | 1909 | Stockton Tigers | California State League | , | ||
| Sylvester Loucks | loucks001syl | 1909 | Fresno Raisin Growers | California State League | , | ||
| Art Loudell | loudel001art | 1909 | Dallas Giants | Texas League | , | ||
| Art Loudell | loudel001art | 1909 | Waco Navigators | Texas League | , | ||
| William Louden | louden001wil | 1909 | 149 g. | Newark Indians | Eastern League | , | |
| Charlie Loudenslager | louden001cha | 1909 | 8 g. | Newark Indians | Eastern League | , | |
| Raymond Lovett | 1909 | 45 g. | San Jose Prune Pickers | California State League | , | ||
| Thomas Lovett | lovett001tho | 1909 | 103 g. | Winston-Salem Twins | Carolina Association | , | |
| Grover Lowdermilk | lowder001gro | 1909 | 10 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | |
| Grover Lowdermilk | lowder001gro | 1909 | 7/3- | 7 g. | St. Louis | National League | St. Louis, MO |
| George Lowell | lowell001geo | 1909 | +5/30” | Musk.-R.M.Jones | Independent | , | |
| John Lower | lower-001joh | 1909 | 43 g. | Omaha Rourkes | Western League | , | |
| Daniel Lowry | 1909 | 40 g. | Altoona Mountaineers | Tri-State League | , | ||
| Bill Luby | luby--001wil | 1909 | 107 g. | Springfield Ponies | Connecticut State League | , | |
| James Lucas | lucas-001jam | 1909 | 24 g. | Marion Diggers | Ohio State League | , | |
| William Lucas | lucas-005wil | 1909 | President | Northwestern League | , | ||
| William Lucas | lucas-005wil | 1909 | President | Inter-Mountain League | , | ||
| Frederick Luderus | luderu001fre | 1909 | 118 g. | Freeport Pretzels | Wisconsin-Illinois League | , | |
| Francis Ludes | 1909 | 124 g. | Joplin Miners/El Reno Packers | Western Association | , | ||
| William Ludwig | 1909 | 42 g. | Portsmouth Cobblers | Ohio State League | , | ||
| William Ludwig | 1909 | 9 g. | Duluth White Sox | Minnesota-Wisconsin League | , | ||
| Herman Luettke | luettk001her | 1909 | 124 g. | Guthrie Senators | Western Association | , | |
| Charlie Luskey | luskey001cha | 1909 | 67 g. | Youngstown Indians | Ohio-Pennsylvania League | , | |
| Charlie Luskey | luskey001cha | 1909 | Erie Sailors | Ohio-Pennsylvania League | , | ||
| William Luyster | luyste001wil | 1909 | 34 g. | Rocky Mount Railroaders | East Carolina League | , | |
| William Luyster | luyste001wil | 1909 | Fayetteville Highlanders | East Carolina League | , | ||
| Lynch | 1909 | Spartanburg Spartans | Carolina Association | , | |||
| Lynch | 1909 | Lethbridge Miners | Western Canada League | , | |||
| Edward Lynch | lynch-004edw | 1909 | Lynchburg Shoemakers | Virginia League | , | ||
| Edward Lynch | lynch-004edw | 1909 | Greensboro Champs | Carolina Association | , | ||
| Edward Lynch | lynch-004edw | 1909 | Lynchburg Shoemakers | Virginia League | , | ||
| Edward Lynch | lynch-004edw | 1909 | Greensboro Champs | Carolina Association | , | ||
| J. Lynch | 1909 | 110 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | ||
| J. Lynch | 1909 | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | |||
| Michael Lynch | lynch-002mik | 1909 | 71 g. | Reading Pretzels | Tri-State League | , | |
| Michael Lynch | lynch-002mik | 1909 | 72 g. | Toledo Mud Hens | American Association | , | |
| P. Lynch | 1909 | 28 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | ||
| William Lynch | 1909 | 123 g. | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| Sullivan Lyons | lyons-001sul | 1909 | +6/28+ | Umpire | Oklahoma Kansas League | , | |
| Charles Maag | maag--001c-- | 1909 | 145 g. | Denver Grizzlies | Western League | , | |
| Charles Maag | maag--001c-- | 1909 | Douglass AZ | Independent | , | ||
| George Mabry | 1909 | +9/17+ | Winchester VA | Independent | , | ||
| Arthur MacGregor | 1909 | 19 g. | Des Moines Boosters | Western League | , | ||
| Frank MacHale | mchale001fra | 1909 | Youngstown Indians | Ohio-Pennsylvania League | , | ||
| Archie Mack | 1909 | KS Weslyan Univ | College | , | |||
| Roy Mack | 1909 | KS Weslyan Univ | College | , | |||
| Billy Mackey | mackey003wil | 1909 | Umpire | Atlantic League | , | ||
| Ed Mackey | mackey001a-- | 1909 | Ump-Douglas Az | , | |||
| Robert MacLatchie | mclatc001rob | 1909 | -5/ | Greenville Spinners | Carolina Association | , | |
| Bunny Madden | madden001tho | 1909 | 6/3- | 10 g. | Boston | American League | Boston, MA |
| Tommy Madden | madden003tho | 1909 | 134 g. | Utica Pent-Ups | New York State League | , | |
| Nick Maddox | maddox001nic | 1909 | 31 g. | Pittsburgh | National League | Pittsburgh, PA | |
| Harry Madera | 1909 | Pottsville | Atlantic League | , | |||
| Harry Madera | 1909 | Jersey Shore | Central Pennsylvania | , | |||
| Michael Madigan | 1909 | 128 g. | Scranton Miners | New York State League | , | ||
| Albert Maender | 1909 | Alexandria Hoo Hoos | Arkansas State League | , | |||
| Albert Maender | 1909 | Fort Smith Soldiers | Arkansas State League | , | |||
| Leo Magee | 1909 | 150 g. | Seattle Turks | Northwestern League | , | ||
| Harl Maggert | magger001har | 1909 | 94 g. | Springfield Ponies | Connecticut State League | , | |
| Harl Maggert | magger001har | 1909 | 59 g. | Oakland Oaks | Pacific Coast League | , | |
| Jake Magie | magie-001jac | 1909 | 135 g. | Wheeling Stogies | Central League | , | |
| George Magoon | magoon001geo | 1909 | 108 g. | Trenton Tigers | Tri-State League | , | |
| Tom Maher | maher-001tho | 1909 | 45 g. | Portsmouth Truckers | Virginia League | , | |
| Eugene Mahon | mahon-001eug | 1909 | 148 g. | Vancouver Beavers | Northwestern League | , | |
| Louis Maire | maire-001lou | 1909 | +4/3+ | 14 g. | Oakland Oaks | Pacific Coast League | , |
| Louis Maire | maire-001lou | 1909 | +7/9+ | Santa Cruz CA | Independent | , | |
| Louis Maire | maire-001lou | 1909 | +7/25+ | Visalla CA | Independent | , | |
| Bill Malarkey | malark001wil | 1909 | 31 g. | Buffalo Bisons | Eastern League | , | |
| Charlie Malay | malay-001cha | 1909 | Elmira Colonels | New York State League | , | ||
| James Malicoat | 1909 | 17 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | ||
| Herm Malloy | malloy001her | 1909 | Wilkes-Barre Barons | New York State League | , | ||
| John Malloy | 1909 | 112 g. | La Crosse Outcasts | Minnesota-Wisconsin League | , | ||
| William Malone | 1909 | Wausau Lumberjacks | Minnesota-Wisconsin League | , | |||
| William Maloney | malone005wil | 1909 | 83 g. | Richmond Pioneers | Blue Grass League | , | |
| George Manion | manion001geo | 1909 | 103 g. | Columbia Gamecocks | South Atlantic League | , | |
| George Manion | manion001geo | 1909 | Jacksonville Jays | South Atlantic League | , | ||
| John Manning | mannin001joh | 1909 | 82 g. | Elmira Colonels | New York State League | , | |
| James Manser | 1909 | 29 g. | Jersey City Skeeters | Eastern League | , | ||
| Lou Manske | manske001lou | 1909 | 24 g. | Milwaukee Brewers | American Association | , | |
| Frank Manush | manush001fra | 1909 | 19 g. | Montgomery Climbers | Southern Association | , | |
| Frank Manush | manush001fra | 1909 | 101 g. | Savannah Indians | South Atlantic League | , | |
| George Manush | 1909 | 135 g. | Burlington Pathfinders | Central Association | , | ||
| Rolla Mapel | 1909 | 32 g. | Great Bend Millers | Kansas State League | , | ||
| Anthony Marhefka | 1909 | 106 g. | Trenton Tigers | Tri-State League | , | ||
| Anthony Marhefka | 1909 | Williamsport Millionaires | Tri-State League | , | |||
| Donald Marion | 1909 | 42 g. | Duluth White Sox | Minnesota-Wisconsin League | , | ||
| Rube Marquard | marqua001ric | 1909 | 29 g. | New York | National League | New York, NY | |
| Marshall | 1909 | 8 g. | Paragould Scouts | Northeast Arkansas League | , | ||
| Archie Marshall | marsha001arc | 1909 | 115 g. | Lancaster Red Roses | Tri-State League | , | |
| Clarence Marshall | 1909 | Seattle Turks | Northwestern League | , | |||
| Doc Marshall | marsha005wil | 1909 | - 10/7 | 50 g. | Brooklyn | National League | Brooklyn, NY |
| Ray Marshall | 1909 | 125 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Ray Marshall | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |||
| Doc Martell | martel001leo | 1909 | 34 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | |
| Doc Martell | martel001leo | 1909 | 7/6-9/4 | Philadelphia | National League | Philadelphia, PA | |
| Harry Martin | martin007har | 1909 | 373 ab | Kalamazoo Kazoos | Southern Michigan League | , | |
| Prescott Martin | 1909 | 107 g. | Spartanburg Spartans | Carolina Association | , | ||
| Felix Martinke | martin003fel | 1909 | 210 g. | Vernon Tigers | Pacific Coast League | , | |
| Al Mason | 1909 | 16 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | ||
| Claudius Mason | mason-001cla | 1909 | Minneapolis Minnies | Central Kansas League | , | ||
| Del Mason | mason-001ade | 1909 | 3 g. | Jersey City Skeeters | Eastern League | , | |
| Ferdinand Mason | mason-001f-- | 1909 | 86 g. | Wellington Dukes | Kansas State League | , | |
| Nel Mason | mason-001nel | 1909 | Umpire | Connecticut State League | , | ||
| Everett Masters | 1909 | 8 ab | Salina Trade Winners | Central Kansas League | , | ||
| Everett Masters | 1909 | 98 ab | Junction City Soldiers | Central Kansas League | , | ||
| George Mathay | 1909 | 100 g. | Akron Champs | Ohio-Pennsylvania League | , | ||
| Mathers | 1909 | +8/6+ | Charleroi PA | Valley | , | ||
| Henry Mathewson | mathew001hen | 1909 | 14 g. | Savannah Indians | South Atlantic League | , | |
| Henry Mathewson | mathew001hen | 1909 | Columbus Foxes | South Atlantic League | , | ||
| Henry Mathewson | mathew001hen | 1909 | Jacksonville | , | |||
| Grover Matney | matney001gro | 1909 | 21 g. | Spartanburg Spartans | Carolina Association | , | |
| Al Mattern | matter001alo | 1909 | 47 g. | Boston | National League | Boston, MA | |
| William Matthews | matthe002wil | 1909 | 34 g. | Trenton Tigers | Tri-State League | , | |
| William Matthews | matthe002wil | 1909 | 8/28-9/23 | Boston | American League | Boston, MA | |
| Wilson Matthews | matthe004wil | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Wilson Matthews | matthe004wil | 1909 | Umpire | Texas League | , | ||
| Wilson Matthews | matthe004wil | 1909 | Umpire | Texas League | , | ||
| Walter Mattick | 1909 | 155 g. | Des Moines Boosters | Western League | , | ||
| Mattie Mattison | 1909 | 28 g. | Youngstown Indians | Ohio-Pennsylvania League | , | ||
| Mattie Mattison | 1909 | Jackson Convicts | Southern Michigan League | , | |||
| John Maury | maury-003--- | 1909 | +7/19+ | Alle.-Columbia | Allegheny City | , | |
| Frank Maxey | 1909 | 55 g. | Hutchinson Salt Packers | Kansas State League | , | ||
| Frank Maxey | 1909 | McPherson Merry Macks | Kansas State League | , | |||
| Frank Maxey | 1909 | Lyons Lions | Kansas State League | , | |||
| Maxwell | 1909 | Wilmington/Sunbury | Atlantic League | , | |||
| William May | may---002wil | 1909 | 49 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |
| Earl Mayberry | 1909 | 38 g. | Danville Red Sox | Virginia League | , | ||
| Dan McAleese | mcalee001dan | 1909 | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | ||
| Jack McAleese | mcalee001joh | 1909 | St. Louis | American League | St. Louis, MO | ||
| Sport McAllister | mcalli001lew | 1909 | 81 g. | Buffalo Bisons | Eastern League | , | |
| Mike McAndrews | mcandr001mic | 1909 | Northampton Meadowlarks | Connecticut State League | , | ||
| Patrick McAndrews | mcandr001pat | 1909 | Dayton Veterans | Central League | , | ||
| Harry McArdle | mcardl001har | 1909 | 207 g. | San Francisco Seals | Pacific Coast League | , | |
| Robert McAuley | mcaule001rob | 1909 | 123 g. | Appleton Papermakers | Wisconsin-Illinois League | , | |
| Scotty McAuley | 1909 | Brandon Angels | Western Canada League | , | |||
| George McAvoy | 1909 | 106 g. | Dallas Giants | Texas League | , | ||
| George McAvoy | 1909 | Shreveport Pirates | Texas League | , | |||
| George McAvoy | 1909 | Galveston Sand Crabs | Texas League | , | |||
| William McAvoy | 1909 | 67 g. | Syracuse Stars | New York State League | , | ||
| Swat McCabe | mccabe002jam | 1909 | 120 g. | New Britain Perfectos | Connecticut State League | , | |
| Swat McCabe | mccabe002jam | 1909 | 9/23- | 3 g. | Cincinnati | National League | Cincinnati, OH |
| William McCabe | mccabe001wil | 1909 | 98 g. | Holyoke Papermakers | Connecticut State League | , | |
| Charles McCafferty | mccaff002cha | 1909 | 39 g. | Lincoln Railsplitters | Western League | , | |
| Harry McCain | 1909 | 73 ab | Saginaw Wa-was | Southern Michigan League | , | ||
| Jack McCallister | mccall001jac | 1909 | Portsmouth Cobblers | Ohio State League | , | ||
| Gene McCann | mccann001hen | 1909 | Jersey City Skeeters | Eastern League | , | ||
| Bill McCarthy | mccart006wil | 1909 | 20 g. | Harrisburg Senators | Tri-State League | , | |
| Jack McCarthy | mccart003joh | 1909 | Wausau Lumberjacks | Minnesota-Wisconsin League | , | ||
| Joe McCarthy | mccart004jos | 1909 | San Francisco Orphans/Sacramento Senators | California State League | , | ||
| Joe McCarthy | mccart003jos | 1909 | Scranton Miners | New York State League | , | ||
| Joseph McCarthy | 1909 | 128 g. | Toledo Mud Hens | American Association | , | ||
| Tom McCarthy | mccart005tho | 1909 | -7/7 | 9 g. | Boston | National League | Boston, MA |
| Tom McCarthy | mccart005tho | 1909 | 20 g. | Hartford Senators | Connecticut State League | , | |
| McCauley | 1909 | Regina Bone Pilers | Western Canada League | , | |||
| McCauley | 1909 | Brandon Angels | Western Canada League | , | |||
| McCauley | 1909 | 51 g. | Green Bay Bays | Wisconsin-Illinois League | , | ||
| Pat McCauley | mccaul001pat | 1909 | 48 g. | Portsmouth Truckers | Virginia League | , | |
| Pat McCauley | mccaul001pat | 1909 | Norfolk Tars | Virginia League | , | ||
| Albert McClintock | mcclin001a-- | 1909 | 105 g. | Newark Newks | Ohio State League | , | |
| Howard McClintock | mcclin001wil | 1909 | 16 g. | Joplin Miners/El Reno Packers | Western Association | , | |
| James McClintock | 1909 | 12 g. | Bartlesville Boosters | Western Association | , | ||
| James McClintock | 1909 | Webb City Webfeet/Sapulpa Oilers | Western Association | , | |||
| James McClintock | 1909 | 40 g. | Newton Railroaders | Kansas State League | , | ||
| Charles McCloskey | mcclos002cha | 1909 | 79 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | |
| John McCloskey | mcclos002jam | 1909 | 25 g. | Baltimore Orioles | Eastern League | , | |
| John McCloskey | mcclos002jam | 1909 | Wilkes-Barre Barons | New York State League | , | ||
| Harry McCloud | mcclou002har | 1909 | Umpire | Tri-State League | , | ||
| Joseph McCollum | 1909 | 121 g. | Bartlesville Boosters | Western Association | , | ||
| Amby McConnell | mcconn001amb | 1909 | 121 g. | Boston | American League | Boston, MA | |
| Jack McConnell | mcconn002joh | 1909 | Joplin Miners/El Reno Packers | Western Association | , | ||
| Barry McCormick | mccorm002wil | 1909 | 173 g. | Milwaukee Brewers | American Association | , | |
| Frank McCormick | mccorm002fra | 1909 | 80 g. | Syracuse Stars | New York State League | , | |
| Louis McCormick | mccorm001l-- | 1909 | Yoakum-Sears | Independent | , | ||
| Louis McCormick | mccorm001l-- | 1909 | Lufkin Tx | Independent | , | ||
| Bill McCorry | mccorr001wil | 1909 | 42 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | |
| Bill McCorry | mccorr001wil | 1909 | 9/17-9/29 | St. Louis | American League | St. Louis, MO | |
| James McCreight | 1909 | 61 g. | Erie Sailors | Ohio-Pennsylvania League | , | ||
| Wallace McCrory | 1909 | +7/4+ | Chanute KS | Independent | , | ||
| Hugh McCune | 1909 | 95 g. | Worcester Busters | New England League | , | ||
| George McDevitt | 1909 | 21 g. | Lowell Tigers | New England League | , | ||
| Eddie McDill | mcdill001edw | 1909 | Sedalia | Interstate League | , | ||
| Eddie McDill | mcdill001edw | 1909 | 6/- | Junction City Soldiers | Central Kansas League | , | |
| McDonald | 1909 | Fond du Lac Giants | Wisconsin-Illinois League | , | |||
| Clarence McDonald | 1909 | 136 g. | Terre Haute Hottentots | Central League | , | ||
| Edward McDonald | mcdona002edw | 1909 | Rochester Bronchos | Eastern League | , | ||
| Edward McDonald | mcdona002edw | 1909 | Toronto Maple Leafs | Eastern League | , | ||
| Joe McDonald | mcdona001mal | 1909 | Jonesboro | Arkansas State League | , | ||
| Joe McDonald | mcdona001mal | 1909 | 35 g. | Jonesboro Zebras | Northeast Arkansas League | , | |
| Simon McDonald | 1909 | 96 g. | Waterbury Invincibles | Connecticut State League | , | ||
| McDonnell | 1909 | 33 g. | Adrian Yeggs | Southern Michigan League | , | ||
| McDonnell | 1909 | 14 g. | Ottumwa Packers | Central Association | , | ||
| McDonough | 1909 | Regina Bone Pilers | Western Canada League | , | |||
| Ed McDonough | mcdono001edw | 1909 | +6/24-7/18 | Allentown | Atlantic League | , | |
| Ed McDonough | mcdono001edw | 1909 | 22 g. | Jersey City Skeeters | Eastern League | , | |
| Ed McDonough | mcdono001edw | 1909 | 8/3 | Philadelphia | National League | Philadelphia, PA | |
| William McDonough | mcdono001wil | 1909 | 90 g. | Fresno Raisin Growers | California State League | , | |
| James McDowell | mcdowe002jam | 1909 | 57 g. | Great Bend Millers | Kansas State League | , | |
| Mickey McDowell | 1909 | +5/6+ | Parsons KS | Independent | , | ||
| Pryor McElveen | mcelve001pry | 1909 | 4/26- | 81 g. | Brooklyn | National League | Brooklyn, NY |
| Chappie McFarland | mcfarl002cha | 1909 | 14 g. | Houston Buffaloes | Texas League | , | |
| Chappie McFarland | mcfarl002cha | 1909 | Oklahoma City Indians | Texas League | , | ||
| Herm McFarland | mcfarl001her | 1909 | 64 g. | Portsmouth Truckers | Virginia League | , | |
| John McFarlin | mcfarl001j-- | 1909 | 30 g. | Greenville Spinners | Carolina Association | , | |
| Charles McGeehan | 1909 | no g. | New Bedford Whalers | New England League | , | ||
| Daniel McGeehan | 1909 | 5/6-7/18 | Allentown | Atlantic League | , | ||
| Daniel McGeehan | 1909 | 21 g. | Wilson Tobacconists | Eastern Carolina League | , | ||
| James McGeehan | 1909 | +5/17+ | Allentown | Atlantic League | , | ||
| Bill McGill | mcgill004wil | 1909 | Guthrie Senators | Western Association | , | ||
| Charles McGill | mcgill002cha | 1909 | Winston-Salem Twins | Carolina Association | , | ||
| Bill McGilvray | mcgilv001wil | 1909 | , | ||||
| McGinley | 1909 | +8/8+ | Chanute KS | Independent | , | ||
| Jim McGinley | mcginl001jam | 1909 | 41 g. | Toronto Maple Leafs | Eastern League | , | |
| William McGinley | 1909 | 106 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | ||
| James McGinty | 1909 | 50 g. | Clarksburg Bees | Pennsylvania-West Virginia League | , | ||
| Art McGovern | mcgove001art | 1909 | 106 g. | Brockton Tigers | New England League | , | |
| Bernard McGraw | 1909 | 61 g. | Strong City-Cottonwood Falls Twins City/Larned Cow | Kansas State League | , | ||
| Bernard McGraw | 1909 | 14 g. | Lincoln Railsplitters | Western League | , | ||
| Frank McGraw | 1909 | Bay City | Southern Michigan League | , | |||
| Eugene McGreevy | mcgree001eug | 1909 | Umpire | Pacific Coast League | , | ||
| Karl McGrew | 1909 | +4/25+ | Holton KS | Independent | , | ||
| Ted McGrew | mcgrew001har | 1909 | 138 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Dennis McGuire | 1909 | Edmonton Eskimos | Western Canada League | , | |||
| James McGuire | 1909 | 31 g. | Lancaster Lanks | Ohio State League | , | ||
| Joseph McGuire | 1909 | 84 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Bob McHale | mchale001bob | 1909 | 14 g. | Sacramento Sacts | Pacific Coast League | , | |
| Robert McHale | 1909 | 77 g. | Winona Pirates | Minnesota-Wisconsin League | , | ||
| W. McHale | 1909 | Oakland Invaders | California State League | , | |||
| Leo McHugh | 1909 | 77 g. | Anderson Electricians | Carolina Association | , | ||
| Leo McHugh | 1909 | Charlotte Hornets | Carolina Association | , | |||
| Irish McIlveen | mcilve001hen | 1909 | 4 g. | New York | American League | New York, NY | |
| Edward McIvor | mcivor001edw | 1909 | 106 g. | San Antonio Bronchos | Texas League | , | |
| Reeve McKay | mckay-001ree | 1909 | 70 g. | Fort Worth Panthers | Texas League | , | |
| Bill McKechnie | mckech001wil | 1909 | 132 g. | Wheeling Stogies | Central League | , | |
| James McKenna | mckenn001jam | 1909 | 120 g. | Hartford Senators | Connecticut State League | , | |
| Edwin McKenzie | 1909 | +5/25+ | Chattanooga Lookouts | South Atlantic League | , | ||
| James McKevitt | mckevi001jam | 1909 | 73 g. | Greensboro Champs | Carolina Association | , | |
| William McKune | mckune001wil | 1909 | 69 g. | Oakland Invaders | California State League | , | |
| William McKune | mckune001wil | 1909 | 143 g. | Oakland Oaks | Pacific Coast League | , | |
| Marcus McLafferty | 1909 | 355 ab | Kalamazoo Kazoos | Southern Michigan League | , | ||
| Cy McLaughlin | 1909 | Wausau Lumberjacks | Minnesota-Wisconsin League | , | |||
| George McLaughlin | mclaug003geo | 1909 | San Francisco Orphans/Sacramento Senators | California State League | , | ||
| George McLaughlin | mclaug003geo | 1909 | Stockton Tigers | California State League | , | ||
| P. H. McLaughlin | 1909 | 91 g. | Green Bay Bays | Wisconsin-Illinois League | , | ||
| Robert McLaughlin | mclaug001rob | 1909 | 35 g. | Charlotte Hornets | Carolina Association | , | |
| Robert McLaughlin | mclaug001rob | 1909 | Anderson Electricians | Carolina Association | , | ||
| Ralph McLaurin | mclaur001ral | 1909 | 96 g. | Augusta Tourists | South Atlantic League | , | |
| Sam McLean | mclean001fra | 1909 | 35 g. | Springfield Ponies | Connecticut State League | , | |
| Harry McLear | mclear001har | 1909 | Waterloo Lulus | Central Association | , | ||
| Harry McLear | mclear001har | 1909 | Hannibal Cannibals | Central Association | , | ||
| Harry McLear | mclear001har | 1909 | 33 g. | San Antonio Bronchos | Texas League | , | |
| Edward McLuckie | 1909 | preseason? | Joplin Miners/El Reno Packers | Western Association | , | ||
| McMahon | 1909 | Winnipeg Maroons | Western Canada League | , | |||
| Doc McMahon | mcmaho001hen | 1909 | Tufts Dental | , | |||
| Doc McMahon | mcmaho001hen | 1909 | 30 g. | Lynn Shoemakers | New England League | , | |
| Doc McMahon | mcmaho001hen | 1909 | Lowell Tigers | New England League | , | ||
| Morrison McMahon | mcmaho001m-- | 1909 | 120 g. | Elmira Colonels | New York State League | , | |
| Robert McMahon | 1909 | 54 g. | Winnipeg Maroons | Western Canada League | , | ||
| Robert McMahon | 1909 | Regina Bone Pilers | Western Canada League | , | |||
| Sadie McMahon | mcmaho003joh | 1909 | Wilmington/Sunbury | Atlantic League | , | ||
| William McMahon | mcmaho001wil | 1909 | 124 g. | Augusta Tourists | South Atlantic League | , | |
| Frank McManus | mcmanu001fra | 1909 | 68 g. | Des Moines Boosters | Western League | , | |
| John McMillan | 1909 | 15 g. | Anderson Electricians | Carolina Association | , | ||
| Hugh McMurray | mcmurr002hug | 1909 | 107 g. | Atlanta Crackers | Southern Association | , | |
| Bill McNamara | mcnama001wil | 1909 | 83 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | |
| Bill McNamara | mcnama001wil | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | ||
| Hugh McNeeley | mcneel001har | 1909 | Pottsville | Atlantic League | , | ||
| McNeil | 1909 | Edmonton Eskimos | Western Canada League | , | |||
| Clyde McNutt | mcnutt001cly | 1909 | 75 g. | Rockford Reds | Wisconsin-Illinois League | , | |
| Clyde McNutt | mcnutt001cly | 1909 | 15 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | |
| Frank McPartlin | mcpart002fra | 1909 | 28 g. | Waterbury Invincibles | Connecticut State League | , | |
| McPherson | 1909 | Colu.-Mechanics | Independent | , | |||
| Daniel McSurdy | mcsurd001dan | 1909 | 42 g. | Toledo Mud Hens | American Association | , | |
| Mcwhorter | 1909 | +7/30+ | Arkadelphia AK | Independent | , | ||
| James Mead | 1909 | 41 g. | Wellington Dukes | Kansas State League | , | ||
| Forrest Meade | 1909 | 221 ab | Beloit | Central Kansas League | , | ||
| John Meade | 1909 | 41 g. | Wellington Dukes | Kansas State League | , | ||
| Pat Meaney | meaney002pat | 1909 | Elizabeth | Atlantic League | , | ||
| Pat Meaney | meaney002pat | 1909 | 28 g. | Fayetteville Highlanders | East Carolina League | , | |
| Bill Mecherly | 1909 | Spring City PA | Independent | , | |||
| Leonard Medlenka | 1909 | Hous.-Heights | Independent | , | |||
| Harry Meek | meek--001her | 1909 | 126 g. | Chattanooga Lookouts | South Atlantic League | , | |
| Harry Mehling | 1909 | +6/29-7/9+ | Easton | Atlantic League | , | ||
| Harry Mehling | 1909 | Jersey Shore | Central Pennsylvania | , | |||
| Meier | 1909 | Quincy Vets | Central Association | , | |||
| Willard Meikle | 1909 | 4 g. | San Francisco Seals | Pacific Coast League | , | ||
| Frederick Melchior | melchi001fre | 1909 | 130 g. | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |
| Henry Melchoir | melchi001hen | 1909 | 195 g. | San Francisco Seals | Pacific Coast League | , | |
| Paul Meloan | meloan001pau | 1909 | Washington Univ | College | , | ||
| Paul Meloan | meloan001pau | 1909 | 130 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | |
| Samuel Meniece | meniec001sam | 1909 | 127 g. | Grand Rapids Wolverines | Central League | , | |
| Jack Mercer | mercer001har | 1909 | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Elmer Meredith | meredi001elm | 1909 | 36 g. | Pittsburg Pirates | Western Association | , | |
| Henry Merrill | 1909 | New Bedford Whalers | New England League | , | |||
| Henry Merrill | 1909 | 99 g. | Haverhill Hustlers | New England League | , | ||
| George Merritt | merrit002geo | 1909 | 58 g. | Jersey City Skeeters | Eastern League | , | |
| Frederick Mershon | 1909 | 5/1-6/ | Joplin Miners/El Reno Packers | Western Association | , | ||
| John Mertens | merten002joh | 1909 | 4/19--5/12+ | Minneapolis Millers | American Association | , | |
| John Mertens | merten002joh | 1909 | Keokuk Indians | Central Association | , | ||
| John Mertens | merten002joh | 1909 | +7/5+ | Quincy Vets | Central Association | , | |
| Sam Mertes | mertes001sam | 1909 | 111 g. | Stockton Tigers | California State League | , | |
| Bobby Messenger | messen001cha | 1909 | 105 g. | Fall River Indians | New England League | , | |
| Bobby Messenger | messen001cha | 1909 | 31 g. | Chicago | American League | Chicago, IL | |
| Tom Messitt | messit001tom | 1909 | 93 g. | Richmond Colts | Virginia League | , | |
| Monte Method | method001bel | 1909 | 93 ab | Saginaw Wa-was | Southern Michigan League | , | |
| Benjamin Metz | 1909 | +2/21+ | Louisville CO | Independent | , | ||
| Benjamin Metz | 1909 | 113 g. | Muskogee Navigators | Western Association | , | ||
| Benjamin Metz | 1909 | 28 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Benny Meyer | meyer-001ber | 1909 | no g. | New York | National League | New York, NY | |
| Benny Meyer | meyer-001ber | 1909 | 156 g. | Newark Indians | Eastern League | , | |
| Lee Meyer | meyer-001leo | 1909 | 113 g. | Anderson Electricians | Carolina Association | , | |
| Lee Meyer | meyer-001leo | 1909 | 9/27-10/4 | Brooklyn | National League | Brooklyn, NY | |
| Jack Meyers | meyers005joh | 1909 | 4/15- | 90 g. | New York | National League | New York, NY |
| Charlie Middleton | middle002cha | 1909 | Fort Worth Panthers | Texas League | , | ||
| Charlie Middleton | middle002cha | 1909 | Galveston Sand Crabs | Texas League | , | ||
| Charlie Middleton | middle002cha | 1909 | Houston Buffaloes | Texas League | , | ||
| Gus Mier | mier--001gus | 1909 | 56 g. | Quincy Vets | Central Association | , | |
| Gus Mier | mier--001gus | 1909 | Keokuk Indians | Central Association | , | ||
| Francis Miley | 1909 | Geneva NY | Independent | , | |||
| Miller | 1909 | 1 g. | Los Angeles Angels | Pacific Coast League | , | ||
| Arthur Miller | 1909 | +5/12-7/9+ | Pottsville | Atlantic League | , | ||
| Babe Miller | 1909 | 84 g. | Hutchinson Salt Packers | Kansas State League | , | ||
| Charles Miller | 1909 | 120 g. | Dallas Giants | Texas League | , | ||
| Charles Miller | 1909 | Wilkes-Barre Barons | New York State League | , | |||
| Doc Miller | miller004roy | 1909 | 87 g. | Pueblo Indians | Western League | , | |
| Doc Miller | miller004roy | 1909 | 60 g. | San Francisco Seals | Pacific Coast League | , | |
| Dots Miller | miller008joh | 1909 | 4/16- | 151 g. | Pittsburgh | National League | Pittsburgh, PA |
| Dusty Miller | miller004cha | 1909 | Mobile Sea Gulls | Southern Association | , | ||
| Frank Miller | 1909 | 50 g. | Des Moines Boosters | Western League | , | ||
| Fred Miller | miller004fre | 1909 | 33 g. | Columbia Gamecocks | South Atlantic League | , | |
| Hugh Miller | 1909 | Keokuk Indians | Central Association | , | |||
| Jim Miller | 1909 | 39 g. | Calgary Cowboys | Western Canada League | , | ||
| Joseph Miller | miller008jos | 1909 | Winnipeg Maroons | Western Canada League | , | ||
| Kohly Miller | miller001koh | 1909 | 5/8-6/8+ | Easton | Atlantic League | , | |
| Kohly Miller | miller001koh | 1909 | Steubenville Stubs | Ohio-Pennsylvania League | , | ||
| Leroy Miller | 1909 | Cobleskill NY | Independent | , | |||
| Raymond Miller | 1909 | 114 g. | Lima Cigarmakers | Ohio State League | , | ||
| Roscoe Miller | miller001ros | 1909 | 25 g. | San Jose Prune Pickers | California State League | , | |
| Theodore Miller | 1909 | 120 g. | Bridgeport Orators | Connecticut State League | , | ||
| Thomas Miller | 1909 | 90 g. | Newton Railroaders | Kansas State League | , | ||
| Victor Miller | 1909 | 53 g. | San Antonio Bronchos | Texas League | , | ||
| Victor Miller | 1909 | Waco Navigators | Texas League | , | |||
| Walter Miller | miller005wal | 1909 | 49 g. | Fort Wayne Billikens | Central League | , | |
| Ward Miller | miller002war | 1909 | 4/14- | 15 g. | Pittsburgh | National League | Pittsburgh, PA |
| Ward Miller | miller002war | 1909 | 43 g. | Cincinnati | National League | Cincinnati, OH | |
| Warren Miller | miller006war | 1909 | +6/2-6/15+ | Pottsville | Atlantic League | , | |
| Warren Miller | miller006war | 1909 | 7/29- | 26 g. | Washington | American League | Washington, DC |
| William Miller | miller003wil | 1909 | 73 g. | Akron Champs | Ohio-Pennsylvania League | , | |
| William Miller | miller003wil | 1909 | 31 g. | Dayton Veterans | Central League | , | |
| Pat Millerick | miller002pat | 1909 | Lawrence Colts | New England League | , | ||
| Pat Millerick | miller002pat | 1909 | Worcester Busters | New England League | , | ||
| Pat Millerick | miller002pat | 1909 | Binghamton Bingoes | New York State League | , | ||
| Billy Milligan | millig002wil | 1909 | 21 g. | Jersey City Skeeters | Eastern League | , | |
| Billy Milligan | millig002wil | 1909 | Columbus Senators | American Association | , | ||
| David Milligan | millig001dav | 1909 | 127 g. | Hannibal Cannibals | Central Association | , | |
| Krozer Milliman | 1909 | York White Roses | Tri-State League | , | |||
| Krozer Milliman | 1909 | Reading Pretzels | Tri-State League | , | |||
| Mills | 1909 | Calgary Cowboys | Western Canada League | , | |||
| Mills | 1909 | 41 g. | Canton Chinks | Illinois-Missouri League | , | ||
| Mills | 1909 | Beardstown Infants | Illinois-Missouri League | , | |||
| Mills | 1909 | Macomb Potters | Illinois-Missouri League | , | |||
| L. I. Mills | 1909 | 69 g. | Wilson Tobacconists | Eastern Carolina League | , | ||
| Jack Miran | miran-001joh | 1909 | Easton | Atlantic League | , | ||
| John Misse | 1909 | 13 g. | Lincoln Railsplitters | Western League | , | ||
| John Misse | 1909 | Salina Trade Winners | Central Kansas League | , | |||
| Albert Mitchell | mitche001alb | 1909 | 54 g. | Fort Worth Panthers | Texas League | , | |
| Felton Mitchell | mitche001fel | 1909 | 93 g. | Macon Peaches | South Atlantic League | , | |
| Felton Mitchell | mitche001fel | 1909 | Jacksonville Jays | South Atlantic League | , | ||
| Fred Mitchell | mitche005fre | 1909 | 109 g. | Toronto Maple Leafs | Eastern League | , | |
| John Mitchell | 1909 | Syracuse Stars | New York State League | , | |||
| Joseph Mitchell | 1909 | 106 ab | Jackson Convicts | Southern Michigan League | , | ||
| Howard Mitinger | 1909 | 49 g. | Scranton Miners | New York State League | , | ||
| Claude Mize | 1909 | 7/18- | McPherson Merry Macks | Kansas State League | , | ||
| Ora Mize | mize--001ora | 1909 | Great Bend Millers | Kansas State League | , | ||
| Ora Mize | mize--001ora | 1909 | 6/24- | McPherson Merry Macks | Kansas State League | , | |
| Homer Mock | mock--001hom | 1909 | 19 g. | Lancaster Lanks | Ohio State League | , | |
| Elmer Moffitt | moffit001elm | 1909 | 9 g. | Toronto Maple Leafs | Eastern League | , | |
| Elmer Moffitt | moffit001elm | 1909 | 23 g. | South Bend Greens | Central League | , | |
| Roy Monroe | monroe002r-- | 1909 | Bartlesville Boosters | Western Association | , | ||
| Roy Monroe | monroe002r-- | 1909 | Muskogee Navigators | Western Association | , | ||
| Roy Monroe | monroe002r-- | 1909 | 230 ab | Abilene Red Sox | Central Kansas League | , | |
| Milton Montgomery | montgo001mil | 1909 | Erie Sailors | Ohio-Pennsylvania League | , | ||
| Milton Montgomery | montgo001mil | 1909 | Youngstown Indians | Ohio-Pennsylvania League | , | ||
| Harry Moody | moody-001har | 1909 | Umpire | Central Association | , | ||
| Frederick Moore | moore-001fre | 1909 | 120 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | |
| Frederick Moore | moore-001fre | 1909 | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Gene Moore | moore-005eug | 1909 | 52 g. | Dallas Giants | Texas League | , | |
| Gene Moore | moore-005eug | 1909 | 9/28 | Pittsburgh | National League | Pittsburgh, PA | |
| John Moore | moore-009joh | 1909 | 83 g. | Winona Pirates | Minnesota-Wisconsin League | , | |
| Wade Moore | moore-001wad | 1909 | Isth. of Panama | Independent | , | ||
| William Moore | 1909 | 5/6-7/18 | Mount Carmel | Atlantic League | , | ||
| William Moore | 1909 | +8/6+ | Toronto Maple Leafs | Eastern League | , | ||
| Zeke Moore | moore-001zek | 1909 | Umpire | Illinois-Missouri League | , | ||
| James Moorhead | moorhe001jam | 1909 | 75 g. | Portsmouth Truckers | Virginia League | , | |
| Moran | 1909 | Edmonton Eskimos | Western Canada League | , | |||
| Augie Moran | moran-002aug | 1909 | Umpire | Southern Association | , | ||
| Charles Moran | moran-003cha | 1909 | 56 g. | Scranton Miners | New York State League | , | |
| Charlie Moran | moran-002cha | 1909 | 77 g. | Milwaukee Brewers | American Association | , | |
| Herbie Moran | moran-002joh | 1909 | 154 g. | Providence Grays | Eastern League | , | |
| Herbie Moran | moran-002joh | 1909 | 8 g. | Boston | National League | Boston, MA | |
| Jack Moran | 1909 | Johnstown Johnnies | Tri-State League | , | |||
| Jack Moran | 1909 | Easton | Atlantic League | , | |||
| Patrick Moran | moran-001pat | 1909 | 50 g. | Winston-Salem Twins | Carolina Association | , | |
| Forrest More | more--001for | 1909 | 4/15- | 15 g. | St. Louis | National League | St. Louis, MO |
| Forrest More | more--001for | 1909 | -9/8 | 10 g. | Boston | National League | Boston, MA |
| Lew Moren | moren-001lew | 1909 | 40 g. | Philadelphia | National League | Philadelphia, PA | |
| James Morgan | morgan001rus | 1909 | 83 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | |
| Bill Moriarty | moriar002wil | 1909 | 4/29-5/3 | Cincinnati | National League | Cincinnati, OH | |
| Bill Moriarty | moriar002wil | 1909 | Columbus Senators | American Association | , | ||
| Bill Moriarty | moriar002wil | 1909 | Louisville Colonels | American Association | , | ||
| Jim Moroney | morone002jam | 1909 | +4/29+ | 6 g. | Baltimore Orioles | Eastern League | , |
| Jim Moroney | morone002jam | 1909 | +8/15+ | Albany Senators | New York State League | , | |
| Morris | morris045--- | 1909 | 127 g. | Jacksonville Braves | Central Association | , | |
| George Morris | 1909 | 85 g. | Kewanee Boilermakers | Central Association | , | ||
| Howard Morrow | 1909 | 32 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Howard Morrow | 1909 | 11 g. | Quincy Vets | Central Association | , | ||
| Morse | 1909 | 8 g. | Paragould Scouts | Northeast Arkansas League | , | ||
| Morse | 1909 | 21 g. | Dayton Veterans | Central League | , | ||
| Frank Morse | morse-001fra | 1909 | 50 g. | Macon Peaches | South Atlantic League | , | |
| Ralph Mortenson | 1909 | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | |||
| Ralph Mortenson | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |||
| Walter Moser | moser-001wal | 1909 | 46 g. | Lynchburg Shoemakers | Virginia League | , | |
| Walter Moser | moser-001wal | 1909 | +9/25+ | Morrisville PA | Independent | , | |
| Charles Mosley | 1909-13 | Baylor University | College | , | |||
| Charles Mosley | 1909 | Abilene Red Sox | Central Kansas League | , | |||
| Charles Moss | moss--003cha | 1909 | Fayetteville Highlanders | East Carolina League | , | ||
| Virgil Moss | 1909 | 34 g. | Manhattan Maroons | Central Kansas League | , | ||
| Virgil Moss | 1909 | Hobart | Oklahoma State League | , | |||
| Anson Mott | mott--002ans | 1909 | Vernon Tigers | Pacific Coast League | , | ||
| Anson Mott | mott--002ans | 1909 | Portland Beavers | Pacific Coast League | , | ||
| Arthur Mueller | 1909 | 65 g. | Newark Indians | Eastern League | , | ||
| Otto Mueller | 1909 | no g. | Brooklyn | National League | Brooklyn, NY | ||
| John Mulgrew | 1909 | 108 g. | Louisville Colonels | American Association | , | ||
| Sydney Mulholland | 1909 | 25 g. | Binghamton Bingoes | New York State League | , | ||
| Frank Mullane | mullan001fra | 1909 | , | ||||
| Ed Mullaney | mullan001edw | 1909 | , | ||||
| John Mullin | mullin001joh | 1909 | Augusta Tourists | South Atlantic League | , | ||
| John Mullin | mullin001joh | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| John Mullin | mullin001joh | 1909 | Columbia Gamecocks | South Atlantic League | , | ||
| Howard Mundorff | 1909 | 102 g. | San Francisco Seals | Pacific Coast League | , | ||
| Red Munson | munson001cla | 1909 | 99 g. | Norfolk Tars | Virginia League | , | |
| Red Murch | murch-001rob | 1909 | Savannah Indians | South Atlantic League | , | ||
| Simmy Murch | murch-001sim | 1909 | 123 g. | Brockton Tigers | New England League | , | |
| Wilbur Murdoch | murdoc001wil | 1909 | 63 g. | Macon Peaches | South Atlantic League | , | |
| Wilbur Murdoch | murdoc001wil | 1909 | 25 g. | Norfolk Tars | Virginia League | , | |
| Frank Murphy | murphy004fra | 1909 | 140 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | |
| Howard Murphy | murphy001how | 1909 | 112 g. | Oakland Oaks | Pacific Coast League | , | |
| Howard Murphy | murphy001how | 1909 | 8/4-10/6 | St. Louis | National League | St. Louis, MO | |
| Alexander Murray | murray001ale | 1909 | 136 g. | Terre Haute Hottentots | Central League | , | |
| Billy Murray | murray007wil | 1909 | Philadelphia | National League | Philadelphia, PA | ||
| H. H. Murray | 1909 | 16 g. | Lancaster Red Roses | Tri-State League | , | ||
| John Murray | murray002j-- | 1909 | +6/23+ | San Francisco Seals | Pacific Coast League | , | |
| Red Murray | murray002joh | 1909 | New York | National League | New York, NY | ||
| Thomas Murray | 1909 | 68 g. | Portland Colts | Northwestern League | , | ||
| Thomas Murray | 1909 | 18 g. | Portland Beavers | Pacific Coast League | , | ||
| Paul Musser | musser001pau | 1909 | Frederick MD | Independent | , | ||
| Paul Musser | musser001pau | 1909 | Altoona Mountaineers | Tri-State League | , | ||
| Paul Musser | musser001pau | 1909 | Wilmington/Sunbury | Atlantic League | , | ||
| Bade Myers | myers-002wil | 1909 | Dayton Veterans | Central League | , | ||
| John Myers | meyers004joh | 1909 | Dayton Veterans | Central League | , | ||
| John Myers | meyers004joh | 1909 | Grand Rapids Wolverines | Central League | , | ||
| Joseph Myers | myers-002jos | 1909 | 64 g. | Harrisburg Senators | Tri-State League | , | |
| Ralph Myers | 1909 | Lancaster Red Roses | Tri-State League | , | |||
| Ralph Myers | 1909 | Fayetteville Highlanders | East Carolina League | , | |||
| Ralph Myers | 1909 | Mount Carmel | Atlantic League | , | |||
| Ralph Myers | 1909 | 76 g. | Sacramento Sacts | Pacific Coast League | , | ||
| Ralph Myers | 1909 | San Jose Prune Pickers | California State League | , | |||
| Ralph Myers | 1909 | Santa Cruz Sand Crabs | California State League | , | |||
| Tommy Mylett | mylett002tho | 1909 | +5/23+ | Clev.-Standards | Independent | , | |
| Tommy Mylett | mylett002tho | 1909 | no g. | Youngstown Indians | Ohio-Pennsylvania League | , | |
| Tommy Mylett | mylett002tho | 1909 | +7/26+ | Clev.-Standards | Independent | , | |
| Tommy Mylett | mylett002tho | 1909 | +8/8-8/30+ | Clev.-Durks | Clevland City League | , | |
| Phil Nadeau | nadeau001phi | 1909 | 125 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |
| Alex Nagle | 1909 | 95 g. | Bartlesville Boosters | Western Association | , | ||
| James Nagle | 1909 | 27 g. | Lincoln Railsplitters | Western League | , | ||
| Richard Nallin | nallin001ric | 1909 | preseason | Erie Sailors | Ohio-Pennsylvania League | , | |
| Richard Nallin | nallin001ric | 1909 | York White Roses | Tri-State League | , | ||
| John Nally | 1909 | 27 g. | Charleroi/Parkersburg Parkers | Pennsylvania-West Virginia League | , | ||
| John Nally | 1909 | 30 g. | Toledo Mud Hens | American Association | , | ||
| John Nally | 1909 | 24 g. | Dayton Veterans | Central League | , | ||
| Billy Nattress | nattre001wil | 1909 | 108 g. | Buffalo Bisons | Eastern League | , | |
| Taylor Naylor | 1909 | Hot Springs Vaporites | Arkansas State League | , | |||
| William Neal | neal--002wil | 1909 | 32 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | |
| Richard Nebinger | 1909 | Wheeling Stogies | Central League | , | |||
| John Nee | 1909 | St. Paul Saints | American Association | , | |||
| John Nee | 1909 | Columbus Senators | American Association | , | |||
| John Nee | 1909 | 58 g. | Dayton Veterans | Central League | , | ||
| George Needham | needha001geo | 1909 | 30 g. | Lawrence Colts | New England League | , | |
| George Needham | needha001geo | 1909 | 90 g. | New Britain Perfectos | Connecticut State League | , | |
| Lloyd Nefeau | nefeau001llo | 1909 | +5/13-5/19+ | York White Roses | Tri-State League | , | |
| Lloyd Nefeau | nefeau001llo | 1909 | Columbus | , | |||
| Fred Nehring | nehrin001fre | 1909 | +6/13+ | Butte Miners | Inter-Mountain League | , | |
| Fred Nehring | nehrin001fre | 1909 | Chehalis WA | Independent | , | ||
| Cecil Neighbors | neighb001fle | 1909 | 20 g. | Kansas City Blues | American Association | , | |
| Cecil Neighbors | neighb001fle | 1909 | Mobile Sea Gulls | Southern Association | , | ||
| Cecil Neighbors | neighb001fle | 1909 | Memphis Turtles | Southern Association | , | ||
| George Neild | 1909 | 33 g. | Roanoke Tigers | Virginia League | , | ||
| Fred Neiman | neiman001fre | 1909 | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Clarence Nelson | nelson001cla | 1909 | 48 g. | Guthrie Senators | Western Association | , | |
| Harry Nelson | 1909 | 41 g. | Oakland Oaks | Pacific Coast League | , | ||
| Red Nelson | nelson002alb | 1909 | St. Paul Saints | American Association | , | ||
| Red Nelson | nelson002alb | 1909 | Columbus Senators | American Association | , | ||
| Saul Neptune | 1909 | Jersey City Skeeters | Eastern League | , | |||
| Milo Netzel | netzel001mil | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | ||
| Milo Netzel | netzel001mil | 1909 | 9/16-10/3 | Cleveland | American League | Cleveland, OH | |
| Archibald Neuschafer | 1909 | 28 g. | Dayton Veterans | Central League | , | ||
| Nestor Nevenpara | 1909 | Youngstown Indians | Ohio-Pennsylvania League | , | |||
| Nestor Nevenpara | 1909 | Steubenville Stubs | Ohio-Pennsylvania League | , | |||
| Ray Newcomb | 1909 | +8/31+ | Bay City | Southern Michigan League | , | ||
| Frank Newhouse | 1909 | Umpire | Texas League | , | |||
| Otto Newlin | newlin001ott | 1909 | 23 g. | Tacoma Tigers | Northwestern League | , | |
| Otto Newlin | newlin001ott | 1909 | Los Angeles Angels | Pacific Coast League | , | ||
| Otto Newlin | newlin001ott | 1909 | Vernon Tigers | Pacific Coast League | , | ||
| Pat Newnam | newnam001pat | 1909 | 133 g. | Houston Buffaloes | Texas League | , | |
| Al Newnham | newnha001alf | 1909 | 131 g. | Lima Cigarmakers | Ohio State League | , | |
| Newton | 1909 | 10 g. | Bartlesville Boosters | Western Association | , | ||
| Albert Newton | newton001alb | 1909 | 141 g. | Atlanta Crackers | Southern Association | , | |
| Doc Newton | newton001eus | 1909 | - 5/7 | 4 g. | New York | American League | New York, NY |
| Doc Newton | newton001eus | 1909 | 25 g. | Toronto Maple Leafs | Eastern League | , | |
| Eugene Newton | 1909 | 126 g. | Roanoke Tigers | Virginia League | , | ||
| Art Nichols | nichol001art | 1909 | 96 g. | Waterbury Invincibles | Connecticut State League | , | |
| Al Nickell | nickel001al- | 1909 | Muskogee Navigators | Western Association | , | ||
| Bert Niehoff | 1909 | 155 g. | Des Moines Boosters | Western League | , | ||
| Harry Niles | niles-001her | 1909 | 149 g. | Boston | American League | Boston, MA | |
| Bernard Nippert | nipper001ben | 1909 | Ivorydale | , | |||
| Bernard Nippert | nipper001ben | 1909 | Covington KY | , | |||
| Bernard Nippert | nipper001ben | 1909 | Paris Bourbonites | Blue Grass League | , | ||
| Charles Noah | 1909 | Richmond Pioneers | Blue Grass League | , | |||
| Charles Noah | 1909 | 26 g. | Dayton Veterans | Central League | , | ||
| Bert Noblett | noblet001j-- | 1909 | 47 g. | Grand Rapids Wolverines | Central League | , | |
| Bert Noblett | noblet001j-- | 1909 | +7/12-7/13+ | Scranton Miners | New York State League | , | |
| George Noblit | noblit001geo | 1909 | , | ||||
| George Noblit | noblit001geo | 1909 | Wilmington/Sunbury | Atlantic League | , | ||
| George Noblit | noblit001geo | 1909 | Altoona Mountaineers | Tri-State League | , | ||
| Fred Noe | 1909 | 35 g. | Kewanee Boilermakers | Central Association | , | ||
| Rufus Nolley | nolley001ruf | 1909 | 34 g. | Wheeling Stogies | Central League | , | |
| Alex Norcabbage | norcab001ale | 1909 | 120 ab | Jackson Convicts | Southern Michigan League | , | |
| Frank Norcom | norcom001fra | 1909 | Evansville River Rats | Central League | , | ||
| Frank Norcom | norcom001fra | 1909 | Macon Peaches | South Atlantic League | , | ||
| Jim Novacek | novace001jam | 1909 | 112 g. | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |
| Edwin Noyes | noyes-001edw | 1909 | 105 g. | Oklahoma City Indians | Texas League | , | |
| Nye | 1909 | 10 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | ||
| Nye | 1909 | Edmonton Eskimos | Western Canada League | , | |||
| Martin Nye | nye---001mar | 1909 | 138 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Buck O'Brien | obrien005tho | 1909 | 33 g. | Evansville River Rats | Central League | , | |
| Frank O'Brien | obrien003fra | 1909 | 110 g. | Aberdeen Grays | Northwestern League | , | |
| James O'Brien | 1909 | Umpire | New England League | , | |||
| John O'Brien | 1909 | 37 g. | New Haven Black Crows | Connecticut State League | , | ||
| John O'Brien | 1909 | 66 g. | Lawrence Colts | New England League | , | ||
| John O'Brien | 1909 | New Bedford Whalers | New England League | , | |||
| Pat O'Brien | 1909 | York White Roses | Tri-State League | , | |||
| Thomas O'Brien | obrien002t-- | 1909 | 108 g. | Duluth White Sox | Minnesota-Wisconsin League | , | |
| Tim O'Brien | obrien004tim | 1909 | 46 g. | York White Roses | Tri-State League | , | |
| Tim O'Brien | obrien004tim | 1909 | 44 g. | New Haven Black Crows | Connecticut State League | , | |
| Andy O'Connor | oconno002and | 1909 | 17 g. | Trenton Tigers | Tri-State League | , | |
| Andy O'Connor | oconno002and | 1909 | Johnstown Johnnies | Tri-State League | , | ||
| Andy O'Connor | oconno002and | 1909 | Altoona Mountaineers | Tri-State League | , | ||
| Andy O'Connor | oconno002and | 1909 | 8/19-9/6 | New Bedford Whalers | New England League | , | |
| Edward O'Connor | 1909 | 25 g. | Utica Pent-Ups | New York State League | , | ||
| Paddy O'Connor | oconno004pat | 1909 | 9 g. | Pittsburgh | National League | Pittsburgh, PA | |
| Charles O'Day | oday--001cha | 1909 | 101 g. | Marion Diggers | Ohio State League | , | |
| Charles O'Day | oday--001cha | 1909 | Portsmouth Cobblers | Ohio State League | , | ||
| Artie O'Dea | odea--001art | 1909 | , | ||||
| Alfred O'Dell | odell-002alf | 1909 | Lancaster Red Roses | Tri-State League | , | ||
| Herbert O'Drain | 1909 | 4/28- | Trenton Tigers | Tri-State League | , | ||
| Martin O'Gara | ogara-001mar | 1909 | +5/21+ | Rocky Mount Railroaders | East Carolina League | , | |
| Louis O'Halloran | 1909 | +5/22-7/6+ | Reading | Atlantic League | , | ||
| Bill O'Hara | ohara-002wil | 1909 | 4/15- | 115 g. | New York | National League | New York, NY |
| John O'Hara | 1909 | 7 g. | Jersey City Skeeters | Eastern League | , | ||
| Tom O'Hara | ohara-002tho | 1909 | 116 g. | Williamsport Millionaires | Tri-State League | , | |
| William O'Hara | 1909 | 109 g. | Portsmouth Cobblers | Ohio State League | , | ||
| William O'Hara | 1909 | Newark Newks | Ohio State League | , | |||
| William O'Hara | 1909 | Marion Diggers | Ohio State League | , | |||
| Thomas O'Hare | ohare-001tho | 1909 | 114 g. | Fond du Lac Giants | Wisconsin-Illinois League | , | |
| Harold O'Hayer | 1909 | Moose Jaw Robin Hoods | Western Canada League | , | |||
| Albert O'Hearn | 1909 | 46 g. | Newport Pearl Diggers | Northeast Arkansas League | , | ||
| Albert O'Hearn | 1909 | 43 g. | Pekin Celestials | Illinois-Missouri League | , | ||
| Robert O'Hearn | 1909 | 39 g. | Jacksonville Braves | Central Association | , | ||
| Daniel O'Leary | oleary001dan | 1909 | Memphis Turtles | Southern Association | , | ||
| George O'Leary | oleary001geo | 1909 | Rockford Reds | Wisconsin-Illinois League | , | ||
| George O'Leary | oleary001geo | 1909 | 112 g. | Oshkosh Indians | Wisconsin-Illinois League | , | |
| Michael O'Malley | omalle001mic | 1909 | 106 g. | Fairmont Champions | Pennsylvania-West Virginia League | , | |
| James O'Neil | 1909 | 72 g. | Fayetteville Highlanders | East Carolina League | , | ||
| James O'Neill | 1909 | 72 g. | Fayetteville Highlanders | East Carolina League | , | ||
| John O'Neill | oneill004wil | 1909 | 144 g. | Minneapolis Millers | American Association | , | |
| Jim O'Rourke | orourk003jam | 1909 | 1 g. | Bridgeport Orators | Connecticut State League | , | |
| Marty O'Toole | otoole001mar | 1909 | 46 g. | Brockton Tigers | New England League | , | |
| Michael O'Toole | otoole001mic | 1909 | 33 g. | Haverhill Hustlers | New England League | , | |
| Rebel Oakes | oakes-001enn | 1909 | 120 g. | Cincinnati | National League | Cincinnati, OH | |
| Frank Oberlin | oberli002fra | 1909 | 23 g. | Minneapolis Millers | American Association | , | |
| Frank Oberlin | oberli002fra | 1909 | 10 g. | Washington | American League | Washington, DC | |
| Charles Ochs | 1909 | Anderson Electricians | Carolina Association | , | |||
| Fred Ochs | 1909 | Paris Bourbonites | Blue Grass League | , | |||
| Fred Odwell | odwell001fre | 1909 | 158 g. | Columbus Senators | American Association | , | |
| Hatton Ogle | 1909 | 26 g. | Dallas Giants | Texas League | , | ||
| Joe Ohl | ohl---001jos | 1909 | Lancaster Red Roses | Tri-State League | , | ||
| Joe Ohl | ohl---001jos | 1909 | 7/29-8/5 | Washington | American League | Washington, DC | |
| Harry Ohland | 1909 | 119 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | ||
| Fred Olmstead | olmste001fre | 1909 | 8 g. | Chicago | American League | Chicago, IL | |
| Fred Olmstead | olmste001fre | 1909 | 42 g. | Minneapolis Millers | American Association | , | |
| Fred Olmsted | olmest001fre | 1909 | Moose Jaw Robin Hoods | Western Canada League | , | ||
| Hank Olmsted | olmste001hen | 1909 | 38 g. | Denver Grizzlies | Western League | , | |
| Emery Olson | 1909 | Louisville Colonels | American Association | , | |||
| Ivan Olson | 1909 | 206 g. | Portland Beavers | Pacific Coast League | , | ||
| Ole Olson | 1909 | Decatur Commodores | Illinois-Indiana-Iowa League | , | |||
| Ornie Olson | 1909 | 6 g. | Superior Blues | Minnesota-Wisconsin League | , | ||
| Sylvester Olson | olson-001syl | 1909 | Topeka Jayhawks | Western League | , | ||
| Sylvester Olson | olson-001syl | 1909 | Waterloo Lulus | Central Association | , | ||
| Omlauf | 1909 | Danville PA | Independent | , | |||
| Edward Opfergelt | opferg000edw | 1909 | +4/11+ | Chic.-WestEnds | Chicago City League | , | |
| Edward Opfergelt | opferg000edw | 1909 | +7/7+ | Argos IN | Independent | , | |
| Jess Orndorff | orndor001jes | 1909 | 156 g. | Los Angeles Angels | Pacific Coast League | , | |
| George Ort | ort---001geo | 1909 | 202 g. | Portland Beavers | Pacific Coast League | , | |
| Arch Osborne | osborn001arc | 1909 | 46 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | |
| Mack Osborne | 1909 | Minneapolis Minnies | Central Kansas League | , | |||
| Owen Osborne | 1909 | preseason | Portland Colts | Northwestern League | , | ||
| Owen Osborne | 1909 | Butte Miners | Inter-Mountain League | , | |||
| Owen Osborne | 1909 | Chehalis | Independent | , | |||
| Harry Ostdiek | ostdie001hen | 1909 | 82 g. | Spokane Indians | Northwestern League | , | |
| Eddie Oswald | oswald000edd | 1909 | Kansas City City League | , | |||
| Bill Otey | otey--001wil | 1909 | 45 g. | Norfolk Tars | Virginia League | , | |
| Frank Ott | ott---002fra | 1909 | 11 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |
| Frank Ott | ott---002fra | 1909 | 46 g. | Waco Navigators | Texas League | , | |
| Otto | 1909 | +7/17+ | Allentown | Atlantic League | , | ||
| Orval Overall | overal001orv | 1909 | 38 g. | Chicago | National League | Chicago, IL | |
| Ernie Ovitz | ovitz-001ern | 1909 | 30 g. | Aberdeen Grays | Northwestern League | , | |
| Benjamin Owen | 1909 | Arkansas City-Winfield Twins | Kansas State League | , | |||
| Benjamin Owen | 1909 | 6/23- | Arkansas City-Winfield Twins | Kansas State League | , | ||
| Andrew Owens | 1909 | 37 g. | Worcester Busters | New England League | , | ||
| Arthur Owens | owens-001art | 1909 | g. ? | Pueblo Indians | Western League | , | |
| Arthur Owens | owens-001art | 1909 | 20 g. | Ottumwa Packers | Central Association | , | |
| Red Owens | owens-003tho | 1909 | 116 g. | Harrisburg Senators | Tri-State League | , | |
| Andy Oyler | oyler-001and | 1909 | Minneapolis Millers | American Association | , | ||
| William Oyler | oyler-001wil | 1909 | 52 g. | Keokuk Indians | Central Association | , | |
| William Oyler | oyler-001wil | 1909 | 42 g. | Galesburg Boosters | Illinois-Missouri League | , | |
| Eugene Packard | 1909 | Louisville Colonels | American Association | , | |||
| Delmer Paddock | 1909 | 53 g. | Vancouver Beavers | Northwestern League | , | ||
| Arthur Pagel | 1909 | 20 g. | Jacksonville Braves | Central Association | , | ||
| Edward Painter | painte001edw | 1909 | 107 g. | Roanoke Tigers | Virginia League | , | |
| Hauley Pankey | 1909 | 82 g. | Wellington Dukes | Kansas State League | , | ||
| John Pappalau | pappal001joh | 1909 | 33 g. | Binghamton Bingoes | New York State League | , | |
| Archibald Parish | 1909 | +6/1-6/24+ | Fond du Lac Giants | Wisconsin-Illinois League | , | ||
| Archibald Parish | 1909 | +6/28-7/25+ | 18 g. | Green Bay Bays | Wisconsin-Illinois League | , | |
| Archibald Parish | 1909 | +8/10+ | Sterling IL | Independent | , | ||
| Robert Parker | 1909 | 439 ab | Jackson Convicts | Southern Michigan League | , | ||
| Parkes | 1909 | 74 g. | Calgary Cowboys | Western Canada League | , | ||
| Roy Parkin | parkin001r-- | 1909 | Binghamton Bingoes | New York State League | , | ||
| Roy Parkin | parkin001r-- | 1909 | 26 g. | Newark Indians | Eastern League | , | |
| Charles Parkins | parkin003cha | 1909 | no g. | Brockton Tigers | New England League | , | |
| Charles Parkins | parkin003cha | 1909 | Holyoke Papermakers | Connecticut State League | , | ||
| Charles Parkins | parkin003cha | 1909 | 29 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Ralph Parrott | 1909 | 38 g. | Troy Trojans | New York State League | , | ||
| W. F. Parrott | 1909 | 4/17- | Texarkana | Arkansas State League | , | ||
| W. F. Parrott | 1909 | 77 g. | Pekin Celestials | Illinois-Missouri League | , | ||
| Dode Paskert | pasker001geo | 1909 | 104 g. | Cincinnati | National League | Cincinnati, OH | |
| Jim Pastorius | pastor002jam | 1909 | - 8/23 | 12 g. | Brooklyn | National League | Brooklyn, NY |
| Alfred Patrick | 1909 | 31 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| Harry Pattee | pattee001har | 1909 | 155 g. | Rochester Bronchos | Eastern League | , | |
| Patterson | 1909 | 63 ab | Junction City Soldiers | Central Kansas League | , | ||
| Patterson | 1909 | 1 g. | Portsmouth Truckers | Virginia League | , | ||
| Clare Patterson | patter001lor | 1909 | 120 g. | Enid Railroaders | Western Association | , | |
| Clare Patterson | patter001lor | 1909 | 9/5-10/5 | Cincinnati | National League | Cincinnati, OH | |
| Ham Patterson | patter001ham | 1909 | 50 g. | St. Louis | American League | St. Louis, MO | |
| Ham Patterson | patter001ham | 1909 | 4 g. | Chicago | American League | Chicago, IL | |
| Van Patterson | patter001van | 1909 | 80 g. | Canton Watchmakers | Ohio-Pennsylvania League | , | |
| Benjamin Pattison | 1909-11 | Michigan State U. | College | , | |||
| Harry Patton | patton001har | 1909 | 9 g. | Great Bend Millers | Kansas State League | , | |
| Harry Patton | patton001har | 1909 | 12 g. | Omaha Rourkes | Western League | , | |
| Bunny Pearce | pearce001wil | 1909 | - 5/30 | 2 g. | Cincinnati | National League | Cincinnati, OH |
| Bunny Pearce | pearce001wil | 1909 | 82 g. | Dayton Veterans | Central League | , | |
| William Pearson | pearso002wil | 1909 | Jackson Convicts | Southern Michigan League | , | ||
| Joseph Peartree | peartr001j-- | 1909 | 112 g. | Jacksonville Jays | South Atlantic League | , | |
| Harris Peaster | 1909 | Water Valley MS | Independent | , | |||
| Samuel Peaster | 1909 | Frederick MD | , | ||||
| Joe Peer | 1909 | Youngstown Indians | Ohio-Pennsylvania League | , | |||
| Hennie Peifer | 1909 | Reading | Atlantic League | , | |||
| Heinie Peitz | peitz-001hen | 1909 | 90 g. | Louisville Colonels | American Association | , | |
| Joseph Pelequin | 1909 | Allentown | Atlantic League | , | |||
| Joseph Pelequin | 1909 | Wilkes-Barre Barons | New York State League | , | |||
| Louis Pelkey | 1909 | 127 g. | Savannah Indians | South Atlantic League | , | ||
| Bob Pender | pender001rob | 1909 | Norfolk Tars | Virginia League | , | ||
| Bob Pender | pender001rob | 1909 | +9/10+ | Umpire | Virginia League | , | |
| Ike Pendleton | pendle001isa | 1909 | 144 g. | Fort Worth Panthers | Texas League | , | |
| John Pendry | pendry001joh | 1909 | 144 g. | Omaha Rourkes | Western League | , | |
| George Pennington | pennin002geo | 1909 | 130 g. | Waterloo Lulus | Central Association | , | |
| Ross Pennybaker | 1909 | 32 g. | Lima Cigarmakers | Ohio State League | , | ||
| Joseph Pepe | 1909 | 120 g. | Montgomery Climbers | Southern Association | , | ||
| Herbert Perdue | perdue001her | 1909 | 37 g. | Nashville Volunteers | Southern Association | , | |
| Everett Perkins | 1909 | Haverhill Hustlers | New England League | , | |||
| Everett Perkins | 1909 | Lawrence Colts | New England League | , | |||
| Everett Perkins | 1909 | Worcester Busters | New England League | , | |||
| Bull Perrine | perrin001fre | 1909-12 | MLB Umpire | American League | , | ||
| George Perring | perrin001geo | 1909 | 88 g. | Cleveland | American League | Cleveland, OH | |
| Clay Perry | perry-001cla | 1909 | 140 g. | Little Rock Travelers | Southern Association | , | |
| William Perry | perry-003wil | 1909 | 114 g. | York White Roses | Tri-State League | , | |
| Dutch Persch | persch001abn | 1909 | 123 g. | Appleton Papermakers | Wisconsin-Illinois League | , | |
| Archie Persons | person001arc | 1909 | +5/14+ | 133 g. | Montgomery Climbers | Southern Association | , |
| Archie Persons | person001arc | 1909 | Little Rock Travelers | Southern Association | , | ||
| Peterson | 1909 | Regina Bone Pilers | Western Canada League | , | |||
| Charles Peterson | 1909 | +5/31-7/18 | Shamokin | Atlantic League | , | ||
| Andrew Pettit | petit-001and | 1909 | 60 g. | Savannah Indians | South Atlantic League | , | |
| Andrew Pettit | petit-001and | 1909 | 18 g. | Mobile Sea Gulls | Southern Association | , | |
| Big Jeff Pfeffer | pfeffe001fra | 1909 | 75 g. | Baltimore Orioles | Eastern League | , | |
| Big Jeff Pfeffer | pfeffe001fra | 1909 | Toronto Maple Leafs | Eastern League | , | ||
| Monty Pfyl | pfyl--001mei | 1909 | 123 g. | Stockton Tigers | California State League | , | |
| John Phelan | phelan001joh | 1909 | 151 g. | Providence Grays | Eastern League | , | |
| Martin Phelan | phelan001mar | 1909 | 21 g. | Bridgeport Orators | Connecticut State League | , | |
| Steve Philbin | 1909 | Yale Univ | College | , | |||
| Phillips | 1909 | Allentown | Atlantic League | , | |||
| Bill Phillips | philli005wil | 1909 | 24 g. | Wheeling Stogies | Central League | , | |
| Joseph Phillips | 1909 | 105 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | ||
| Bill Phyle | phyle-002wil | 1909 | 12 g. | Toronto Maple Leafs | Eastern League | , | |
| Charlie Pickett | picket001cha | 1909 | 22 g. | Lima Cigarmakers | Ohio State League | , | |
| Elmer Pierce | pierce001elm | 1909 | Tacoma Tigers | Northwestern League | , | ||
| George Pierce | 1909 | 43 g. | Augusta Tourists | South Atlantic League | , | ||
| Charles Piez | 1909 | Rutgers Univ. | College | , | |||
| Charles Piez | 1909 | 6/23-7/1+ | NJ-Hippodrome | Independent | , | ||
| Walter Piez | 1909 | 7/9- | Bridgeton NJ | Independent | , | ||
| Walter Piez | 1909 | +9/4+ | Hammonton | Independent | , | ||
| Jack Pikus | 1909 | New York | American League | New York, NY | |||
| Ethen Pinkerton | pinker001e-- | 1909 | 66 g. | Wellington Dukes | Kansas State League | , | |
| Hugh Pinkerton | 1909 | Springfield Ponies | Connecticut State League | , | |||
| Charles Pinkney | 1909 | 87 g. | Newark Newks | Ohio State League | , | ||
| Charles Pinkney | 1909 | - 9/14 | 45 g. | Dayton Veterans | Central League | , | |
| Ed Pinnance | pinnan001edw | 1909 | 37 g. | Portland Colts | Northwestern League | , | |
| Frank Piper | piper-001fra | 1909 | 65 g. | Lancaster Lanks | Ohio State League | , | |
| Frank Piper | piper-001fra | 1909 | Newark Newks | Ohio State League | , | ||
| Frank Piper | piper-001fra | 1909 | Lima Cigarmakers | Ohio State League | , | ||
| William Piper | piper-001lar | 1909 | 106 g. | Winnipeg Maroons | Western Canada League | , | |
| George Pisel | 1909 | Rockford Reds | Wisconsin-Illinois League | , | |||
| Ames Pitts | 1909 | U. of Georgia | College | , | |||
| Forrest Plass | plass-001for | 1909 | 61 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |
| Forrest Plass | plass-001for | 1909 | 30 g. | Jacksonville Braves | Central Association | , | |
| Eddie Pleiss | pleiss001edw | 1909 | Easton | Atlantic League | , | ||
| Leroy Plympton | 1909 | Ottumwa Packers | Central Association | , | |||
| Leroy Plympton | 1909 | +7/14+ | Wichita Jobbers | Western League | , | ||
| Dee Poindexter | poinde001dee | 1909 | Ellsworth Worthies | Central Kansas League | , | ||
| Milton Pokorney | 1909 | 92 g. | Guthrie Senators | Western Association | , | ||
| Phillip Poland | poland002phi | 1909 | 100 g. | Baltimore Orioles | Eastern League | , | |
| Lou Polchow | polcho001lou | 1909 | 33 g. | Elmira Colonels | New York State League | , | |
| C. E. Pollard | 1909 | 46 g. | Bridgeport Orators | Connecticut State League | , | ||
| Walter Pollard | 1909 | 44 g. | Joplin Miners/El Reno Packers | Western Association | , | ||
| Jack Pollock | polloc001joh | 1909 | Keokuk Indians | Central Association | , | ||
| Ralph Pond | pond--001ral | 1909-10 | Univ. of Maine | College | , | ||
| William Poole | poole-002wil | 1909 | 73 g. | Johnstown Johnnies | Tri-State League | , | |
| William Poole | poole-002wil | 1909 | York White Roses | Tri-State League | , | ||
| Jap Poor | poor--001jas | 1909 | 51 g. | Galesburg Boosters | Illinois-Missouri League | , | |
| Ashley Pope | 1909 | 25 g. | Raleigh Red Birds | East Carolina League | , | ||
| J. E. Porte | 1909 | +5/13-7/14+ | Allentown | Atlantic League | , | ||
| J. E. Porte | 1909 | +8/25+ | Trenton Tigers | Tri-State League | , | ||
| Carl Porter | porter003car | 1909 | 81 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | |
| H. D. Porter | 1909 | 23 g. | Williamsport Millionaires | Tri-State League | , | ||
| Claude Potts | 1909 | Omaha Rourkes | Western League | , | |||
| Bill Pounds | pounds001jea | 1909 | 28 g. | Elmira Colonels | New York State League | , | |
| Bill Powell | powell003wil | 1909 | 4/16- | 3 g. | Pittsburgh | National League | Pittsburgh, PA |
| Bill Powell | powell003wil | 1909 | Pitt.-East Side | , | |||
| William Powell | powell005wil | 1909 | Fort Worth Panthers | Texas League | , | ||
| William Powell | powell005wil | 1909 | Waco Navigators | Texas League | , | ||
| August Powers | 1909 | 4/14 | Richmond Colts | Virginia League | , | ||
| August Powers | 1909 | Winchester Hustlers | Blue Grass League | , | |||
| H. E. Powers | 1909 | 54 g. | Lyons Lions | Kansas State League | , | ||
| J. Whitney Powers | 1909 | Ottumwa Packers | Central Association | , | |||
| J. Whitney Powers | 1909 | Hannibal Cannibals | Central Association | , | |||
| Peter Powers | 1909 | 10 g. | Newark Newks | Ohio State League | , | ||
| Omer Prater | 1909 | 25 g. | Quincy Vets | Central Association | , | ||
| Pratt | 1909 | 92 g. | Lynchburg Shoemakers | Virginia League | , | ||
| William Pressly | 1909 | 116 g. | Roanoke Tigers | Virginia League | , | ||
| William Pressy | 1909 | Kewanee Boilermakers | Central Association | , | |||
| William Pressy | 1909 | Hannibal Cannibals | Central Association | , | |||
| Edward Preston | 1909 | 348 ab | Bay City | Southern Michigan League | , | ||
| Alec Price | 1909 | Northeast Arkansas League | , | ||||
| Alec Price | 1909 | Martin Arms Co. | LRCity | , | |||
| Gilbert Price | 1909 | 9 g. | Akron Champs | Ohio-Pennsylvania League | , | ||
| Howard Price | price-001how | 1909 | 63 g. | Guthrie Senators | Western Association | , | |
| John Price | 1909 | Ursinus College | , | ||||
| Norman Price | price-001how | 1909 | 101 g. | Guthrie Senators | Western Association | , | |
| Sunny Price | 1909 | 114 g. | Trenton Tigers | Tri-State League | , | ||
| Ted Price | price-001e-- | 1909 | Enid Railroaders | Western Association | , | ||
| Herschel Prough | 1909 | 39 g. | Keokuk Indians | Central Association | , | ||
| Billy Prout | prout-002wil | 1909 | 124 g. | Hannibal Cannibals | Central Association | , | |
| Tex Pruiett | pruiet001cha | 1909 | 29 g. | New Orleans Pelicans | Southern Association | , | |
| Joseph Pulliam | 1909 | 57 g. | Newton Railroaders | Kansas State League | , | ||
| Joseph Pulliam | 1909 | 88 ab | Salina Trade Winners | Central Kansas League | , | ||
| Frederick Purcell | purcel001the | 1909 | 15 g. | Troy Trojans | New York State League | , | |
| Frederick Purcell | purcel001the | 1909 | Lancaster Lanks | Ohio State League | , | ||
| Royce Purington | puring001roy | 1909 | Bates College | College | , | ||
| Billy Purtell | purtel002wil | 1909 | 103 g. | Chicago | American League | Chicago, IL | |
| Lawrence Purtell | 1909 | 105 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Lawrence Purtell | 1909 | 15 g. | Kewanee Boilermakers | Central Association | , | ||
| Lawrence Purtell | 1909 | 118 g. | Chillicothe | Ohio State League | , | ||
| J. F. Putnam | 1909 | Ottumwa Packers | Central Association | , | |||
| J. F. Putnam | 1909 | Burlington Pathfinders | Central Association | , | |||
| Ambrose Puttmann | puttma001amb | 1909 | 24 g. | Louisville Colonels | American Association | , | |
| Walter Queisser | queiss001wal | 1909 | 32 g. | Memphis Turtles | Southern Association | , | |
| Arthur Quiesser | 1909 | 102 g. | Galveston Sand Crabs | Texas League | , | ||
| Frank Quigg | quigg-001fra | 1909 | -7/23 | Umpire | Texas League | , | |
| Ernest Quigley | quigle001ern | 1909 | 185 ab | Salina Trade Winners | Central Kansas League | , | |
| Frank Quigley | quigle001fra | 1909 | 65 g. | Shreveport Pirates | Texas League | , | |
| Frank Quigley | quigle001fra | 1909 | 14 g. | Oakland Oaks | Pacific Coast League | , | |
| William Quigley | 1909 | 124 g. | Vancouver Beavers | Northwestern League | , | ||
| Larry Quinlan | quinla001law | 1909 | Louisville Colonels | American Association | , | ||
| Larry Quinlan | quinla001law | 1909 | Columbus Senators | American Association | , | ||
| Jack Quinn | quinn-007joh | 1909 | 4/15- | 23 g. | New York | American League | New York, NY |
| Roy Radebaugh | 1909 | Columbus Foxes | South Atlantic League | , | |||
| William Raftis | 1909 | 106 g. | New Orleans Pelicans | Southern Association | , | ||
| William Raftis | 1909 | +7/6+ | Birmingham Barons | Southern Association | , | ||
| Pat Ragan | ragan-001don | 1909 | 9 g. | Rochester Bronchos | Eastern League | , | |
| Pat Ragan | ragan-001don | 1909 | 2 g. | Cincinnati | National League | Cincinnati, OH | |
| Pat Ragan | ragan-001don | 1909 | 2 g. | Chicago | National League | Chicago, IL | |
| Steven Ragan | ragan-001ste | 1909 | 89 g. | Oakland Oaks | Pacific Coast League | , | |
| Steven Ragan | ragan-001ste | 1909 | 41 g. | Fresno Raisin Growers | California State League | , | |
| William Ragan | 1909 | 129 g. | Hannibal Cannibals | Central Association | , | ||
| Joe Raidy | raidy-001jos | 1909 | 111 g. | Grand Rapids Wolverines | Central League | , | |
| Thomas Railing | railin001tho | 1909 | 211 ab | Battle Creek Crickets | Southern Michigan League | , | |
| Daniel Raley | 1909 | 50 g. | Grafton | Pennsylvania-West Virginia League | , | ||
| John Raley | 1909 | 122 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | ||
| Ross Raley | 1909 | 74 g. | Grafton | Pennsylvania-West Virginia League | , | ||
| Doc Ralston | ralsto001sam | 1909 | +5/15-7/1+ | Bellevue PA | County | , | |
| Everett Ramsey | 1909 | Trenton MO | Independent | , | |||
| George Ramsey | ramsey002geo | 1909 | 30 g. | Scranton Miners | New York State League | , | |
| Hank Ramsey | ramsey001hen | 1909 | Elmira Colonels | New York State League | , | ||
| Wayne Ramsey | 1909 | Harvard Univ. | College | , | |||
| Wayne Ramsey | 1909 | Pitt.-Collegians | Independent | , | |||
| Harry Randall | 1909 | Beardstown Infants | Illinois-Missouri League | , | |||
| Newt Randall | randal001new | 1909 | 167 g. | Milwaukee Brewers | American Association | , | |
| Randolph | 1909 | Williamsport Millionaires | Tri-State League | , | |||
| Clifford Randolph | 1909 | 25 g. | Binghamton Bingoes | New York State League | , | ||
| Edward Rankin | 1909 | 67 g. | Hutchinson Salt Packers | Kansas State League | , | ||
| William Rankin | rankin001wil | 1909 | Greenville Spinners | Carolina Association | , | ||
| Frederick Ransome | ransom001fra | 1909 | Interstate League | , | |||
| William Rapp | 1909 | 28 g. | Minneapolis Millers | American Association | , | ||
| William Rapps | rapps-001wil | 1909 | 136 g. | Oklahoma City Indians | Texas League | , | |
| William Rapps | rapps-001wil | 1909 | 22 g. | Kansas City Blues | American Association | , | |
| Clarence Rarey | 1909 | Erie Sailors | Ohio-Pennsylvania League | , | |||
| Bill Rariden | raride001wil | 1909 | 64 g. | Canton Watchmakers | Ohio-Pennsylvania League | , | |
| Bill Rariden | raride001wil | 1909 | 8/9- | Boston | National League | Boston, MA | |
| Tommy Raub | raub--001tho | 1909 | 88 g. | Birmingham Barons | Southern Association | , | |
| Frank Ray | 1909 | 47 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | ||
| Thomas Rayburn | raybur001--- | 1909 | Jonesboro Zebras | Northeast Arkansas League | , | ||
| Fred Raymer | raymer001fre | 1909 | 185 g. | Sacramento Sacts | Pacific Coast League | , | |
| Tealey Raymond | raymon002fra | 1909-16 | Seattle | Northwest League | , | ||
| Steve Reagan | reagan001ste | 1909 | 34 g. | Aberdeen Grays | Northwestern League | , | |
| Steve Reagan | reagan001ste | 1909 | 63 g. | New Orleans Pelicans | Southern Association | , | |
| John Reardon | 1909 | 261 ab | Battle Creek Crickets | Southern Michigan League | , | ||
| John Reardon | 1909 | 36 g. | Utica Pent-Ups | New York State League | , | ||
| Leonard Reddick | 1909 | 119 g. | Bartlesville Boosters | Western Association | , | ||
| James Redfearn | 1909 | 17 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Harry Redman | redman001har | 1909 | 82 g. | Newark Newks | Ohio State League | , | |
| Harry Redman | redman001har | 1909 | Mansfield Pioneers | Ohio State League | , | ||
| Harry Redmond | redmon001har | 1909 | 108 g. | Winston-Salem Twins | Carolina Association | , | |
| Harry Redmond | redmon001har | 1909 | 9/7-9/14 | Brooklyn | National League | Brooklyn, NY | |
| Francis Reed | 1909 | Adrian Yeggs | Southern Michigan League | , | |||
| George Reed | reed--003geo | 1909 | Mobile Sea Gulls | Southern Association | , | ||
| Levi Reed | 1909 | 93 g. | Winchester Hustlers | Blue Grass League | , | ||
| Levi Reed | 1909 | Paris Bourbonites | Blue Grass League | , | |||
| William Reed | 1909 | 27 g. | Dallas Giants | Texas League | , | ||
| Grover Reeder | reeder002gro | 1909 | Lancaster Red Roses | Tri-State League | , | ||
| Ralph Reeve | 1909 | 132 g. | Ottumwa Packers | Central Association | , | ||
| Joseph Reggy | 1909 | Paris Bourbonites | Blue Grass League | , | |||
| Joseph Reggy | 1909 | Lexington Colts | Blue Grass League | , | |||
| Joseph Reggy | 1909 | 15 g. | Jacksonville Jays | South Atlantic League | , | ||
| Edward Reichle | 1909 | 143 g. | Keokuk Indians | Central Association | , | ||
| Reid | 1909 | 92 g. | Pittsburg Pirates | Western Association | , | ||
| Edward Reid | reid--001edw | 1909 | 82 g. | San Jose Prune Pickers | California State League | , | |
| Bill Reidy | reidy-001wil | 1909 | 4 g. | Oakland Oaks | Pacific Coast League | , | |
| C. Y. Reidy | 1909 | 114 g. | Rockford Reds | Wisconsin-Illinois League | , | ||
| Jack Reidy | 1909 | 134 g. | Chattanooga Lookouts | South Atlantic League | , | ||
| Emmett Reilly | 1909 | 92 g. | Marion Diggers | Ohio State League | , | ||
| Emmett Reilly | 1909 | 10 g. | Keokuk Indians | Central Association | , | ||
| William Reilly | reilly004wil | 1909 | Racine Belles | Wisconsin-Illinois League | , | ||
| Senter Reiney | rainey001sen | 1909 | 4/16- | Jonesboro | Arkansas State League | , | |
| John Reischman | 1909 | 46 g. | Lynn Shoemakers | New England League | , | ||
| John Reischman | 1909 | +9/2+ | York White Roses | Tri-State League | , | ||
| Phil Reisinger | reisin001phi | 1909 | 120 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |
| Doc Reisling | reisli001fra | 1909 | 54 g. | York White Roses | Tri-State League | , | |
| Doc Reisling | reisli001fra | 1909 | Washington | American League | Washington, DC | ||
| Andrew Reiss | reiss-001and | 1909 | 33 g. | Jacksonville Jays | South Atlantic League | , | |
| George Reitz | reitz-001geo | 1909 | 114 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Butch Rementer | rement001wil | 1909 | Lancaster Red Roses | Tri-State League | , | ||
| Frank Renfro | 1909 | +8/8+ | Chanute KS | Independent | , | ||
| Perry Reniker | 1909 | Webb City Webfeet/Sapulpa Oilers | Western Association | , | |||
| Perry Reniker | 1909 | Enid Railroaders | Western Association | , | |||
| Perry Reniker | 1909 | Pittsburg Pirates | Western Association | , | |||
| Robert Revelle | 1909 | 41 g. | Richmond Colts | Virginia League | , | ||
| Fred Reynolds | 1909 | 116 g. | Worcester Busters | New England League | , | ||
| Fred Reynolds | 1909 | Lawrence Colts | New England League | , | |||
| Jesse Reynolds | reynol001jes | 1909 | Clemson Univ. | College | , | ||
| Jesse Reynolds | reynol001jes | 1909 | 36 g. | Roanoke Tigers | Virginia League | , | |
| Charlie Rhodes | rhodes001cha | 1909 | -6/14 | 12 g. | St. Louis | National League | St. Louis, MO |
| Charlie Rhodes | rhodes001cha | 1909 | 18 g. | Little Rock Travelers | Southern Association | , | |
| Frank Rhoton | rhoton001fra | 1909 | 137 g. | Mobile Sea Gulls | Southern Association | , | |
| Frank Richards | richar001fra | 1909 | 120 g. | Rockford Reds | Wisconsin-Illinois League | , | |
| Walter Richardson | richar001wal | 1909 | 30 g. | Wheeling Stogies | Central League | , | |
| Walter Rickard | 1909 | 51 g. | Spartanburg Spartans | Carolina Association | , | ||
| Joe Rickert | ricker001jos | 1909 | 121 g. | Chattanooga Lookouts | South Atlantic League | , | |
| Jack Ridgway | ridgwa001jac | 1909 | Guilford College | College | , | ||
| Jack Ridgway | ridgwa001jac | 1909 | 38 g. | Greensboro Champs | Carolina Association | , | |
| George Rigby | rigby-003--- | 1909 | no g. | Appleton Papermakers | Wisconsin-Illinois League | , | |
| Arthur Riggs | riggs-002art | 1909 | 4/28,5/12- | Argenta Shamrocks | Arkansas State League | , | |
| Arthur Riggs | riggs-002art | 1909 | Newport Pearl Diggers | Northeast Arkansas League | , | ||
| Arthur Riggs | riggs-002art | 1909 | Hot Springs Vaporites | Arkansas State League | , | ||
| Robert Riggs | riggs-002rob | 1909 | 112 g. | Augusta Tourists | South Atlantic League | , | |
| Robert Riggs | riggs-002rob | 1909 | Columbus Foxes | South Atlantic League | , | ||
| Daniel Riley | riley-001dan | 1909 | 146 g. | Galveston Sand Crabs | Texas League | , | |
| Hockey Ringer | 1909 | Latrobe | Independent | , | |||
| Frank Rinn | rinn--002fra | 1909 | +4/28+ | Umpire | Tri-State League | , | |
| Pop Rising | rising001per | 1909 | 109 g. | Springfield Ponies | Connecticut State League | , | |
| Albert Ritter | ritter001alb | 1909 | 4/15-6/7 | Argenta Shamrocks | Arkansas State League | , | |
| Albert Ritter | ritter001alb | 1909 | -7/7 | Fort Smith Soldiers | Arkansas State League | , | |
| Albert Ritter | ritter001alb | 1909 | 12 g. | Marianna Brickeys | Northeast Arkansas League | , | |
| Albert Ritter | ritter001alb | 1909 | 28 g. | Muskogee Navigators | Western Association | , | |
| Harvey Ritter | ritter002har | 1909 | Spartanburg Spartans | Carolina Association | , | ||
| Ad C. Ritzman | 1909 | +5/6-5/21+ | Hannibal Cannibals | Central Association | , | ||
| Ad C. Ritzman | 1909 | 27 g. | Canton Chinks | Illinois-Missouri League | , | ||
| John Roach | roach-003joh | 1909 | 28 g. | Flint Vehicles | Southern Michigan League | , | |
| Mike Roach | roach-001mik | 1909 | 12 g. | Binghamton Bingoes | New York State League | , | |
| Roxey Roach | roach-001wil | 1909 | 115 g. | Lancaster Red Roses | Tri-State League | , | |
| Frederick Robarge | robarg001fre | 1909 | 59 g. | Northampton Meadowlarks | Connecticut State League | , | |
| Clay Robb | robb--001cla | 1909 | 16 g. | Galveston Sand Crabs | Texas League | , | |
| Roberts | 1909 | 15 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | ||
| Roberts | 1909 | 10 g. | McPherson Merry Macks | Kansas State League | , | ||
| Roberts | 1909 | Wilmington/Sunbury | Atlantic League | , | |||
| Roberts | 1909 | Shamokin | Atlantic League | , | |||
| Fred Roberts | 1909 | 19 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | ||
| Fred Roberts | 1909 | 87 g. | Youngstown Indians | Ohio-Pennsylvania League | , | ||
| Fred Roberts | 1909 | Canton Watchmakers | Ohio-Pennsylvania League | , | |||
| James Robertson | robert007jam | 1909 | 98 g. | Nashville Volunteers | Southern Association | , | |
| Thomas Robertson | 1909 | 29 g. | Roanoke Tigers | Virginia League | , | ||
| William Robertson | robert009wil | 1909 | 46 g. | Fort Wayne Billikens | Central League | , | |
| Jack Robinson | robins006joh | 1909 | Macon Peaches | South Atlantic League | , | ||
| McCain Robinson | 1909 | 27 g. | Birmingham Barons | Southern Association | , | ||
| Rabbit Robinson | robins003wil | 1909 | Milwaukee Brewers | American Association | , | ||
| Chick Robitaille | robita001jos | 1909 | 39 g. | Binghamton Bingoes | New York State League | , | |
| Rochon | 1909 | +4/3+ | Everett WA | Independent | , | ||
| Rochon | 1909 | Medicine Hat Hatters | Western Canada League | , | |||
| Rochon | 1909 | Calgary Cowboys | Western Canada League | , | |||
| Roy Rock | rock--002roy | 1909 | 91 g. | Providence Grays | Eastern League | , | |
| Ike Rockenfield | rocken001isa | 1909 | 119 g. | Montgomery Climbers | Southern Association | , | |
| Edward Rodebaugh | rodeba001edw | 1909 | 26 g. | Canton Watchmakers | Ohio-Pennsylvania League | , | |
| L. C. Rodman | 1909 | Galesburg Boosters | Illinois-Missouri League | , | |||
| L. C. Rodman | 1909 | Pekin Celestials | Illinois-Missouri League | , | |||
| Ed Rogers | 1909 | Brandon Angels | Western Canada League | , | |||
| Edgar Rogers | 1909 | 11 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Edward Rogers | 1909 | Ouachita Baptist | College | , | |||
| Edward Rogers | 1909 | 17 g. | Atlanta Crackers | Southern Association | , | ||
| Fred Rogers | 1909 | 73 g. | Spokane Indians | Northwestern League | , | ||
| Henry Rogers | 1909 | 27 g. | Newport Pearl Diggers | Northeast Arkansas League | , | ||
| James Rogers | rogers004jam | 1909 | 31 g. | Rockford Reds | Wisconsin-Illinois League | , | |
| Terry Rogers | rogers001ter | 1909 | 46 g. | Reading Pretzels | Tri-State League | , | |
| Terry Rogers | rogers001ter | 1909 | York White Roses | Tri-State League | , | ||
| Terry Rogers | rogers001ter | 1909 | +9/26+ | Brid.-All Stars | Independent | , | |
| William Rogers | rogers001wil | 1909 | no g. | Lynn Shoemakers | New England League | , | |
| William Rogers | rogers001wil | 1909 | +5/30-6/24+ | Easton | Atlantic League | , | |
| William Rogers | rogers001wil | 1909 | 22 g. | York White Roses | Tri-State League | , | |
| William Rogers | rogers003wil | 1909 | Princeton Sem. | College | , | ||
| William Rogers | rogers003wil | 1909 | +5/15-5/30+ | 5 g. | Montreal Royals | Eastern League | , |
| William Rogers | 1909 | Waterbury Invincibles | Connecticut State League | , | |||
| William Roland | roland001wil | 1909 | Wausau Lumberjacks | Minnesota-Wisconsin League | , | ||
| Raymond Rolling | rollin001ray | 1909 | 33 g. | Galesburg Boosters | Illinois-Missouri League | , | |
| Raymond Rolling | rollin001ray | 1909 | Waterloo Lulus | Central Association | , | ||
| Raymond Rolling | rollin001ray | 1909 | Hannibal Cannibals | Central Association | , | ||
| A. J. Romer | 1909 | 39 g. | Bridgeport Orators | Connecticut State League | , | ||
| A. J. Romer | 1909 | Holyoke Papermakers | Connecticut State League | , | |||
| Thomas Ronan | 1909 | 131 g. | Burlington Pathfinders | Central Association | , | ||
| Jerry Ronesch | ronesc001jer | 1909 | Brandon Angels | Western Canada League | , | ||
| John Root | root--001joh | 1909 | 35 ab | Abilene Red Sox | Central Kansas League | , | |
| Charles Rose | rose--004cha | 1909 | 135 g. | Burlington Pathfinders | Central Association | , | |
| Chuck Rose | rose--001cha | 1909 | 43 g. | Houston Buffaloes | Texas League | , | |
| Chuck Rose | rose--001cha | 1909 | 9/13-9/29 | St. Louis | American League | St. Louis, MO | |
| Art Ross | ross--001art | 1909 | 126 g. | Los Angeles Angels | Pacific Coast League | , | |
| Lehman Ross | 1909 | +9/18+ | Camden NJ | Independent | , | ||
| William Ross | 1909 | Trenton | Deleware Valley | , | |||
| Henry Rossback | 1909 | St. Thomas Col. | College | , | |||
| Henry Rossback | 1909 | 7/- 8/7+ | Galesburg Boosters | Illinois-Missouri League | , | ||
| Henry Rossback | 1909 | Conde | Independent | , | |||
| Henry Rossback | 1909 | Redfield SD | Independent | , | |||
| Andy Roth | roth--001and | 1909 | 100 g. | Jacksonville Jays | South Atlantic League | , | |
| Bill Roth | roth--001wil | 1909 | 424 ab | Flint Vehicles | Southern Michigan League | , | |
| Bill Roth | roth--001wil | 1909 | 15 g. | Savannah Indians | South Atlantic League | , | |
| Frank Roth | roth--001fra | 1909 | 56 g. | Cincinnati | National League | Cincinnati, OH | |
| Bobby Rothermel | rother001bob | 1909 | 84 g. | Grafton | Pennsylvania-West Virginia League | , | |
| Allen Roudebush | 1909 | Decatur Commodores | Illinois-Indiana-Iowa League | , | |||
| Allen Roudebush | 1909 | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |||
| Billy Rourke | rourke001wil | 1909 | Omaha Rourkes | Western League | , | ||
| Thomas Rouse | 1909 | 83 g. | Quincy Vets | Central Association | , | ||
| George Routt | 1909 | 37 g. | McPherson Merry Macks | Kansas State League | , | ||
| Dave Rowan | rowan-001dav | 1909 | 126 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | |
| Jack Rowan | rowan-001joh | 1909 | 38 g. | Cincinnati | National League | Cincinnati, OH | |
| William Rowe | 1909 | 69 g. | Raleigh Red Birds | East Carolina League | , | ||
| Roy | 1909 | 11 g. | Superior Blues | Minnesota-Wisconsin League | , | ||
| Clarence Royer | 1909 | 37 g. | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | ||
| Jesse Ruby | ruby--001jes | 1909 | 95 g. | Decatur Commodores | Illinois-Indiana-Iowa League | , | |
| Frank Rudderham | rudder001fra | 1909 | Umpire | Southern Association | , | ||
| Dick Rudolph | rudolp001ric | 1909 | 42 g. | Toronto Maple Leafs | Eastern League | , | |
| Ed Rudolph | 1909 | Newburgh Colts | Eastern Association | , | |||
| Ed Rudolph | 1909 | Easton | Atlantic League | , | |||
| John Rudolph | rudolp001joh | 1909 | 86 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | |
| Rumsey | 1909 | Hous.-Humble | Independent | , | |||
| Arthur Rundle | 1909 | 41 g. | Lancaster Red Roses | Tri-State League | , | ||
| Harry Rush | 1909 | 22 g. | Seattle Turks | Northwestern League | , | ||
| Harry Rush | 1909 | Spokane Indians | Northwestern League | , | |||
| Russell | 1909 | Danville Red Sox | Virginia League | , | |||
| Clyde Russell | russel001cly | 1909 | Davenport Prodigals | Illinois-Indiana-Iowa League | , | ||
| Cy Russell | russel002fra | 1909 | Oakland Invaders | California State League | , | ||
| John Russell | russel006jac | 1909 | 53 g. | Jonesboro Zebras | Northeast Arkansas League | , | |
| Lefty Russell | russel002cha | 1909 | Wilkes-Barre Barons | New York State League | , | ||
| Lefty Russell | russel002cha | 1909 | Hagerstown | Sunset | , | ||
| William Russell | 1909 | 97 g. | Ottumwa Packers | Central Association | , | ||
| Austin Rutherford | ruther001aus | 1909 | 21 g. | Wilkes-Barre Barons | New York State League | , | |
| Jack Ryan | ryan--004joh | 1909 | Jersey City Skeeters | Eastern League | , | ||
| Jack Ryan | ryan--001jac | 1909 | 14 g. | Boston | American League | Boston, MA | |
| John Ryan | 1909 | Jonesboro Zebras | Northeast Arkansas League | , | |||
| John Ryan | 1909 | Newport Pearl Diggers | Northeast Arkansas League | , | |||
| John Ryan | 1909 | 145 g. | Portland Beavers | Pacific Coast League | , | ||
| Raymond Ryan | ryan--001ray | 1909 | 122 g. | Roanoke Tigers | Virginia League | , | |
| Jesse Ryerson | 1909 | 43 g. | York White Roses | Tri-State League | , | ||
| Edwin Sabrie | sabrie001edw | 1909 | Mobile Sea Gulls | Southern Association | , | ||
| Edwin Sabrie | sabrie001edw | 1909 | Nashville Volunteers | Southern Association | , | ||
| Herbert Sackett | 1909 | , | |||||
| Herbert Sackett | 1909 | +8/7+ | Buff.-Shriners | Independent | , | ||
| Joseph Safford | saffor001jos | 1909 | 112 g. | La Crosse Outcasts | Minnesota-Wisconsin League | , | |
| Leo Sage | sage--001leo | 1909 | Kalamazoo Kazoos | Southern Michigan League | , | ||
| James Sager | sager-001jam | 1909 | 134 g. | Evansville River Rats | Central League | , | |
| Harry Saillard | sailla001har | 1909 | 108 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | |
| Harry Saillard | sailla001har | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | ||
| Harry Saillard | sailla001har | 1909 | 35 g. | Columbus Foxes | South Atlantic League | , | |
| Saint | 1909 | 9 g. | Jonesboro Zebras | Northeast Arkansas League | , | ||
| Walter Salm | salm--001wal | 1909 | 60 g. | Louisville Colonels | American Association | , | |
| Walter Salm | salm--001wal | 1909 | 67 g. | Wheeling Stogies | Central League | , | |
| William Salm | 1909 | 30 g. | Great Bend Millers | Kansas State League | , | ||
| Gus Salve | salve-001aug | 1909 | 37 g. | Johnstown Johnnies | Tri-State League | , | |
| Guy Sample | sample001guy | 1909 | 54 g. | Zanesville Infants | Central League | , | |
| Lee Samuels | 1909 | Tacoma Tigers | Northwestern League | , | |||
| Lee Samuels | 1909 | Portland Colts | Northwestern League | , | |||
| Nelson Sandherr | sandhe001nel | 1909 | 129 g. | Richmond Colts | Virginia League | , | |
| Edward Sapp | sapp--001e-- | 1909 | Umpire | Texas League | , | ||
| Jack Sarver | 1909 | 15 g. | McPherson Merry Macks | Kansas State League | , | ||
| Jimmie Savage | savage001jam | 1909 | Villanova Univ. | College | , | ||
| Jimmie Savage | savage001jam | 1909 | Hartford Senators | Connecticut State League | , | ||
| Jimmie Savage | savage001jam | 1909 | New Haven Black Crows | Connecticut State League | , | ||
| Raymond Saveland | 1909 | 119 g. | Green Bay Bays | Wisconsin-Illinois League | , | ||
| Ralph Savidge | savidg001ral | 1909 | 5/19 | Cincinnati | National League | Cincinnati, OH | |
| Doc Scanlan | scanla001wil | 1909 | Brooklyn | National League | Brooklyn, NY | ||
| Frank Scanlan | scanla002fra | 1909 | Allentown | Atlantic League | , | ||
| Frank Scanlan | scanla002fra | 1909 | 8/6-9/1 | Philadelphia | National League | Philadelphia, PA | |
| Scanlon | 1909 | 63 g. | New Haven Black Crows | Connecticut State League | , | ||
| Scanlon | 1909 | 49 g. | Jackson Convicts | Southern Michigan League | , | ||
| James Scanlon | 1909 | 118 g. | Beardstown Infants | Illinois-Missouri League | , | ||
| Edward Schaaf | schaaf001ed- | 1909 | Paragould Scouts | Northeast Arkansas League | , | ||
| Schaefer | 1909 | Adrian Yeggs | Southern Michigan League | , | |||
| George Schaefer | schaef002geo | 1909 | 43 g. | Vernon Tigers | Pacific Coast League | , | |
| Germany Schaefer | schaef001her | 1909 | Detroit | American League | Detroit, MI | ||
| Louis Schan | schan-001lou | 1909 | 82 g. | San Antonio Bronchos | Texas League | , | |
| Harry Schantz | 1909 | 25 g. | Mansfield Pioneers | Ohio State League | , | ||
| Bill Schardt | schard001wil | 1909 | 31 g. | La Crosse Outcasts | Minnesota-Wisconsin League | , | |
| Frank Schaub | schaub001fra | 1909 | 69 g. | Fond du Lac Giants | Wisconsin-Illinois League | , | |
| Frank Schaub | schaub001fra | 1909 | 35 g. | Superior Blues | Minnesota-Wisconsin League | , | |
| Lou Schiappacasse | schiap001lou | 1909 | Saginaw Wa-was | Southern Michigan League | , | ||
| George Schirm | 1909 | 139 g. | Buffalo Bisons | Eastern League | , | ||
| Albert Schissel | schiss001alb | 1909 | Topeka Jayhawks | Western League | , | ||
| Larry Schlafly | schlaf001har | 1909 | 150 g. | Newark Indians | Eastern League | , | |
| Edward Schlatter | schlat001edw | 1909 | 421 ab | Jackson Convicts | Southern Michigan League | , | |
| Peter Schlensker | 1909 | 47 g. | Jonesboro Zebras | Northeast Arkansas League | , | ||
| Victor Schlitzer | schlit001vic | 1909 | 4 g. | Philadelphia | American League | Philadelphia, PA | |
| Victor Schlitzer | schlit001vic | 1909 | 13 g. | Boston | American League | Boston, MA | |
| George Schmick | 1909 | 93 g. | Anderson Electricians | Carolina Association | , | ||
| Schmidt | 1909 | 8 g. | Beloit | Central Kansas League | , | ||
| Boss Schmidt | schmid001cha | 1909 | Cumberland Col. | College | , | ||
| Charles Schmidt | schmid003cha | 1909 | New York | American League | New York, NY | ||
| Charles Schmidt | schmid003cha | 1909 | Baltimore Orioles | Eastern League | , | ||
| Gustave Schmidt | 1909 | 33 g. | Elmira Colonels | New York State League | , | ||
| Heinie Schmidt | 1909 | +6/22+ | Hutchinson Salt Packers | Kansas State League | , | ||
| Heinie Schmidt | 1909 | 7/28-7/29 | Beloit | Central Kansas League | , | ||
| Heinie Schmidt | 1909 | 7/31-9/1 | Abilene Red Sox | Central Kansas League | , | ||
| Henry Schmidt | schmid004hen | 1909 | 12 g. | Hutchinson Salt Packers | Kansas State League | , | |
| Henry Schmidt | 1909 | Shamokin | Atlantic League | , | |||
| Henry Schmidt | 1909 | 115 g. | Winchester Hustlers | Blue Grass League | , | ||
| Walter Schmidt | 1909 | 89 g. | Winston-Salem Twins | Carolina Association | , | ||
| John Schmirler | 1909 | 8 g. | Duluth White Sox | Minnesota-Wisconsin League | , | ||
| Emmett Schofield | schofi001emm | 1909 | +4/20+ | Seattle Turks | Northwestern League | , | |
| Clay Schoonover | 1909 | Nebraska- | Independent | , | |||
| Grant Schopp | schopp001gra | 1909 | 22 g. | Birmingham Barons | Southern Association | , | |
| August Schrader | 1909 | 118 g. | Portsmouth Truckers | Virginia League | , | ||
| Joe Schrall | schral001jos | 1909 | 23 g. | Syracuse Stars | New York State League | , | |
| Ossee Schrecongost | schrec001oss | 1909 | 60 g. | Columbus Senators | American Association | , | |
| Frank Schreiner | schrin001f-- | 1909 | Ottumwa Packers | Central Association | , | ||
| Frank Schreiner | schrin001f-- | 1909 | 54 g. | La Crosse Outcasts | Minnesota-Wisconsin League | , | |
| Len Schroeder | 1909 | 40 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Fred Schuerholz | 1909 | Mount Carmel | Atlantic League | , | |||
| Henry Schultz | 1909 | 11 g. | Mobile Sea Gulls | Southern Association | , | ||
| Henry Schultz | 1909 | 10 g. | Savannah Indians | South Atlantic League | , | ||
| Henry Schultz | 1909 | 12 g. | Charlotte Hornets | Carolina Association | , | ||
| Edward Schulze | 1909 | Jacksonville Jays | South Atlantic League | , | |||
| Edward Schulze | 1909 | Macon Peaches | South Atlantic League | , | |||
| William Schumaker | 1909 | 67 g. | Fayetteville Highlanders | East Carolina League | , | ||
| William Schumaker | 1909 | 35 g. | Charlotte Hornets | Carolina Association | , | ||
| Charles Schuman | 1909 | 32 g. | Portsmouth Truckers | Virginia League | , | ||
| Charles Schuman | 1909 | Lynchburg Shoemakers | Virginia League | , | |||
| Charles Schuman | 1909 | Richmond Colts | Virginia League | , | |||
| Hack Schumann | schuma002car | 1909 | 35 g. | Hartford Senators | Connecticut State League | , | |
| Bill Schwartz | schwar003wil | 1909 | 106 g. | Akron Champs | Ohio-Pennsylvania League | , | |
| Charles Schwartz | schwar001cha | 1909 | Vancouver Beavers | Northwestern League | , | ||
| Rudy Schwenck | schwen001rud | 1909 | 23 g. | Memphis Turtles | Southern Association | , | |
| Rudy Schwenck | schwen001rud | 1909 | 9/23-10/6 | Chicago | National League | Chicago, IL | |
| Arlo Scoggins | scoggi001arl | 1909 | Oklahoma City Indians | Texas League | , | ||
| Edward Scott | scott-001ed- | 1909 | Freeport Pretzels | Wisconsin-Illinois League | , | ||
| Edward Scott | scott-001ed- | 1909 | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Edward Scott | scott-001ed- | 1909 | Rockford Reds | Wisconsin-Illinois League | , | ||
| George Scott | scott-004geo | 1909 | 53 g. | Johnstown Johnnies | Tri-State League | , | |
| Jim Scott | scott-001jam | 1909 | 4/25- | 36 g. | Chicago | American League | Chicago, IL |
| Joseph Scott | scott-004jos | 1909 | 27 g. | Freeport Pretzels | Wisconsin-Illinois League | , | |
| James Seabough | seabou001jam | 1909 | 96 g. | Nashville Volunteers | Southern Association | , | |
| Thomas Searles | searle001tho | 1909 | Waterloo Lulus | Central Association | , | ||
| Harry Sears | sears-001har | 1909 | Oakland Invaders | California State League | , | ||
| Joseph Seaton | 1909 | 21 g. | Seattle Turks | Northwestern League | , | ||
| Joseph Seaton | 1909 | Brandon Angels | Western Canada League | , | |||
| Thomas Seaton | 1909 | 12 g. | Portland Beavers | Pacific Coast League | , | ||
| Thomas Seaton | 1909 | 41 g. | Portland Colts | Northwestern League | , | ||
| Jimmy Sebring | sebrin001jam | 1909 | 25 g. | Brooklyn | National League | Brooklyn, NY | |
| Jimmy Sebring | sebrin001jam | 1909 | 8/6 | Washington | American League | Washington, DC | |
| Henry Seebach | 1909 | 84 g. | Paris Bourbonites | Blue Grass League | , | ||
| Paul Seiber | 1909 | 98 g. | Richmond Colts | Virginia League | , | ||
| Dutchey Seifert | 1909 | +4/23+ | U. NC State | College | , | ||
| George Seigle | seigle001geo | 1909 | Ellsworth Worthies | Central Kansas League | , | ||
| Charles Seitz | 1909 | 126 g. | Norfolk Tars | Virginia League | , | ||
| Oliver Sellers | seller001oli | 1909 | 101 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | |
| Harry Selvage | 1909 | 72 g. | Erie Sailors | Ohio-Pennsylvania League | , | ||
| Daniel Senno | senno-001dan | 1909 | Ottumwa Packers | Central Association | , | ||
| Frederick Sensenbach | 1909 | 434 ab | Bay City | Southern Michigan League | , | ||
| Paul Sentell | sentel001leo | 1909 | 143 g. | Mobile Sea Gulls | Southern Association | , | |
| Albert Servatius | servat001alb | 1909 | +6/3+ | Youngstown Indians | Ohio-Pennsylvania League | , | |
| Albert Servatius | servat001alb | 1909 | 102 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | |
| Servis | 1909 | 1 g. | Oakland Oaks | Pacific Coast League | , | ||
| Beryl Shafer | 1909 | 64 g. | Pekin Celestials | Illinois-Missouri League | , | ||
| Beryl Shafer | 1909 | Macomb Potters | Illinois-Missouri League | , | |||
| Charlie Shaffer | shaffe001cha | 1909 | 24 g. | La Crosse Outcasts | Minnesota-Wisconsin League | , | |
| Charlie Shaffer | shaffe001cha | 1909 | 109 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Bert Shaner | shaner001ber | 1909 | 58 g. | Wichita Jobbers | Western League | , | |
| Howie Shanks | shanks001how | 1909 | East Liverpool Potters | Ohio-Pennsylvania League | , | ||
| Frank Shannon | shanno002fra | 1909 | 107 g. | Brockton Tigers | New England League | , | |
| Hugh Shannon | 1909 | Ottumwa Packers | Central Association | , | |||
| Owen Shannon | shanno001owe | 1909 | 84 g. | Montgomery Climbers | Southern Association | , | |
| James Sharp | 1909 | 87 g. | Wilmington Sailors | Eastern Carolina League | , | ||
| Thomas Sharp | 1909 | 12 g. | Charlotte Hornets | Carolina Association | , | ||
| Thomas Sharp | 1909 | 72 g. | Goldsboro Giants | East Carolina League | , | ||
| Bud Sharpe | sharpe001bay | 1909 | 156 g. | Newark Indians | Eastern League | , | |
| Shag Shaughnessy | shaugh001fra | 1909 | 125 g. | Roanoke Tigers | Virginia League | , | |
| August Shaumeyer | schaum001aug | 1909 | Kansas City City League | , | |||
| Al Shaw | shaw--001alf | 1909 | - 9/13 | 18 g. | Boston | National League | Boston, MA |
| Frank Shaw | shaw--001fra | 1909 | 52 g. | Madison Senators | Wisconsin-Illinois League | , | |
| Frank Shaw | 1909 | 98 g. | Macon Peaches | South Atlantic League | , | ||
| Hunky Shaw | shaw--001roy | 1909 | 89 g. | Worcester Busters | New England League | , | |
| Hunky Shaw | shaw--001roy | 1909 | 30 g. | Providence Grays | Eastern League | , | |
| John Shaw | shaw--007joh | 1909 | 42 g. | Trenton Tigers | Tri-State League | , | |
| John Shaw | shaw--007joh | 1909 | 83 g. | Scranton Miners | New York State League | , | |
| Danny Shea | shea--001dan | 1909 | 4/21-9/6+ | Seattle Turks | Northwestern League | , | |
| Dennie Shea | shea--001den | 1909 | 5/4- | Butte Miners | Inter-Mountain League | , | |
| Jack Shea | 1909 | Edmonton Eskimos | Western Canada League | , | |||
| John Shea | shea--002joh | 1909 | 65 g. | Sioux City Packers | Western League | , | |
| Dave Shean | shean-001dav | 1909 | 36 g. | Philadelphia | National League | Philadelphia, PA | |
| Dave Shean | shean-001dav | 1909 | 75 g. | Boston | National League | Boston, MA | |
| Clarence Sheehan | 1909 | Portland Colts | Northwestern League | , | |||
| Clarence Sheehan | 1909 | Tacoma Tigers | Northwestern League | , | |||
| Clarence Sheehan | 1909 | 1 g. | Portland Beavers | Pacific Coast League | , | ||
| Dan Sheehan | sheeha001dan | 1909 | 123 g. | Youngstown Indians | Ohio-Pennsylvania League | , | |
| Jerry Sheehan | 1909 | 53 g. | Calgary Cowboys | Western Canada League | , | ||
| Nick Sheehan | 1909 | Umpire | Texas League | , | |||
| Ben Shelton | shelto001ben | 1909 | 73 g. | Waco Navigators | Texas League | , | |
| Sheridan | 1909 | Broo.-Loughlins | Independent | , | |||
| A. J. Sheridan | 1909 | Bloomsburg Col. | College | , | |||
| A. J. Sheridan | 1909 | Lancaster Red Roses | Tri-State League | , | |||
| Joe Sheridan | 1909 | Frederick MD | Independent | , | |||
| George Sherwood | sherwo002geo | 1909 | 124 g. | New Haven Black Crows | Connecticut State League | , | |
| Simon Shetter | 1909 | Umpire | South Atlantic League | , | |||
| Shields | 1909 | 25 g. | Marion Diggers | Ohio State League | , | ||
| Charlie Shields | shield002cha | 1909 | 68 g. | Memphis Turtles | Southern Association | , | |
| Chester Shields | 1909 | +5/17-7/1+ | Elizabeth | Atlantic League | , | ||
| Chester Shields | 1909 | Marion Diggers | Ohio State League | , | |||
| Chester Shields | 1909 | York White Roses | Tri-State League | , | |||
| E. E. Shields | 1909 | Atchison | , | ||||
| Frank Shields | 1909 | 76 g. | Canton Chinks | Illinois-Missouri League | , | ||
| Frank Shields | 1909 | Beardstown Infants | Illinois-Missouri League | , | |||
| Frank Shields | 1909 | Galesburg Boosters | Illinois-Missouri League | , | |||
| Herman Shincel | shince001her | 1909 | 50 g. | Waterbury Invincibles | Connecticut State League | , | |
| Morris Shincup | shinca000--- | 1909 | +6/10+ | Butler-Foremen | Independent | , | |
| James Shinn | 1909 | 204 g. | Sacramento Sacts | Pacific Coast League | , | ||
| Frank Shipp | shipp-000ski | 1909 | Texas A&M | College | , | ||
| Harry Short | 1909 | 81 g. | Houston Buffaloes | Texas League | , | ||
| Harry Short | 1909 | Waco Navigators | Texas League | , | |||
| Ed Shortell | shorte001edw | 1909 | 122 g. | Albany Senators | New York State League | , | |
| Eugene Shour | shour-001eug | 1909 | Waterloo Lulus | Central Association | , | ||
| Caleb Shriver | shrive001cal | 1909 | New Orleans Pelicans | Southern Association | , | ||
| Shuman | 1909 | 29 g. | Wilson Tobacconists | Eastern Carolina League | , | ||
| Charles Shuman | 1909 | Danville Red Sox | Virginia League | , | |||
| Charles Shuman | 1909 | Richmond Colts | Virginia League | , | |||
| Paul Sieber | 1909 | 98 g. | Richmond Colts | Virginia League | , | ||
| Harry Siebert | 1909 | 44 g. | Freeport Pretzels | Wisconsin-Illinois League | , | ||
| Johnny Siegle | siegle001joh | 1909 | 138 g. | Nashville Volunteers | Southern Association | , | |
| Thomas Silcox | 1909 | Easton | Atlantic League | , | |||
| Thomas Silcox | 1909 | Connellsville Cokers | Pennsylvania-West Virginia League | , | |||
| Augustine Sillery | 1909 | 32 g. | Waterbury Invincibles | Connecticut State League | , | ||
| Hack Simmons | simmon001geo | 1909 | 137 g. | Rochester Bronchos | Eastern League | , | |
| Lester Simmons | 1909 | College | , | ||||
| Lester Simmons | 1909 | 11 g. | Greensboro Champs | Carolina Association | , | ||
| Lester Simmons | 1909 | Charlotte Hornets | Carolina Association | , | |||
| Lester Simmons | 1909 | 16 g. | Portsmouth Truckers | Virginia League | , | ||
| Mike Simon | simon-003mic | 1909 | 6/27- | 12 g. | Pittsburgh | National League | Pittsburgh, PA |
| Joseph Sindler | 1909 | 20 g. | Holyoke Papermakers | Connecticut State League | , | ||
| Hosea Siner | siner-001hos | 1909 | 36 g. | Monmouth Browns | Illinois-Missouri League | , | |
| Hosea Siner | siner-001hos | 1909 | 7/28-8/23 | Boston | National League | Boston, MA | |
| Lawrence Sinex | sinex-001law | 1909 | Central Pennsylvania | , | |||
| Charles Sisson | 1909 | 107 g. | Greensboro Champs | Carolina Association | , | ||
| Carl Sitton | sitton001car | 1909 | 4/24-9/2 | Cleveland | American League | Cleveland, OH | |
| Walter Sizemore | sizemo001wal | 1909 | +5/19+ | Sedalia MO | Independent | , | |
| Walter Sizemore | sizemo001wal | 1909 | 21 g. | Lyons Lions | Kansas State League | , | |
| Alfred Skillman | 1909 | 26 g. | Johnstown Johnnies | Tri-State League | , | ||
| Walt Slagle | slagle001wal | 1909 | 40 g. | Indianapolis Indians | American Association | , | |
| Cyril Slapnicka | 1909 | 49 g. | Newton Railroaders | Kansas State League | , | ||
| Cyril Slapnicka | 1909 | 11 g. | Hannibal Cannibals | Central Association | , | ||
| Asa Slater | slater001asa | 1909 | Galveston Sand Crabs | Texas League | , | ||
| Jack Slattery | slatte001joh | 1909 | New Bedford Whalers | New England League | , | ||
| Jack Slattery | slatte001joh | 1909 | Lawrence Colts | New England League | , | ||
| Jack Slattery | slatte001joh | 1909 | -9/29 | 32 g. | Washington | American League | Washington, DC |
| Joseph Slattery | 1909 | 39 g. | Brockton Tigers | New England League | , | ||
| Walter Slear | slear-001wal | 1909 | 486 ab | Jackson Convicts | Southern Michigan League | , | |
| James Slevin | 1909 | 92 g. | McKeesport Tubers | Ohio-Pennsylvania League | , | ||
| William Sline | sline-001wil | 1909 | 29 g. | Lawrence Colts | New England League | , | |
| William Sline | sline-001wil | 1909 | Worcester Busters | New England League | , | ||
| William Sline | sline-001wil | 1909 | 8/6- | 7 g. | Providence Grays | Eastern League | , |
| Bill Smink | smink-001wil | 1909 | Umpire | Atlantic League | , | ||
| Arthur Smith | smith-007art | 1909 | Richmond Colts | Virginia League | , | ||
| Arthur Smith | smith-007art | 1909 | Lynchburg Shoemakers | Virginia League | , | ||
| Arthur Smith | 1909 | 37 g. | Fresno Raisin Growers | California State League | , | ||
| Billy Smith | smith-011wil | 1909 | Atlanta Crackers | Southern Association | , | ||
| Carlos Smith | smith-006car | 1909 | 90 g. | Shreveport Pirates | Texas League | , | |
| Carlos Smith | smith-006car | 1909 | 21 g. | Indianapolis Indians | American Association | , | |
| Charles Smith | smith-006cha | 1909 | 48 g. | Freeport Pretzels | Wisconsin-Illinois League | , | |
| Dick Smith | smith-018ric | 1909 | 103 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | |
| Ed Smith | smith-001rhe | 1909 | 43 g. | South Bend Greens | Central League | , | |
| Edward Smith | 1909 | 11 g. | Hutchinson Salt Packers | Kansas State League | , | ||
| Elmer Smith | smith-005elm | 1909 | 103 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Frank Smith | smith-004fra | 1909 | 103 g. | Madison Senators | Wisconsin-Illinois League | , | |
| Fred Smith | smith-010fre | 1909 | 34 g. | Harrisburg Senators | Tri-State League | , | |
| George Smith | smith-012geo | 1909 | 127 g. | Buffalo Bisons | Eastern League | , | |
| Harry Smith | smith-018har | 1909 | 43 g. | Boston | National League | Boston, MA | |
| Herbert Smith | 1909 | 59 g. | Columbus Foxes | South Atlantic League | , | ||
| Howard Smith | 1909 | Buffalo-Urban | Independent | , | |||
| Hugh Smith | 1909 | 56 g. | Los Angeles Angels | Pacific Coast League | , | ||
| Hugh Smith | 1909 | 58 g. | San Jose Prune Pickers | California State League | , | ||
| Joe Smith | smith-007jos | 1909 | 40 g. | Portsmouth Truckers | Virginia League | , | |
| Joe Smith | smith-007jos | 1909 | 24 g. | Binghamton Bingoes | New York State League | , | |
| Jud Smith | smith-001jud | 1909 | Los Angeles Angels | Pacific Coast League | , | ||
| Madison Smith | smith-001mad | 1909 | 124 g. | Mansfield Pioneers | Ohio State League | , | |
| Phenomenal Smith | smith-013joh | 1909 | Lowell Tigers | New England League | , | ||
| Samuel Smith | smith-007sam | 1909 | 37 g. | Montreal Royals | Eastern League | , | |
| Syd Smith | smith-001syd | 1909 | 103 g. | Atlanta Crackers | Southern Association | , | |
| Tom Smith | smith-001tho | 1909 | 91 g. | Springfield Midgets | Western Association | , | |
| Wally Smith | 1909 | 83 g. | Calgary Cowboys | Western Canada League | , | ||
| Wib Smith | smith-003wil | 1909 | 5/31-9/29 | St. Louis | American League | St. Louis, MO | |
| Green Smitheal | 1909 | 43 g. | Fort Worth Panthers | Texas League | , | ||
| Homer Smoot | smoot-001hom | 1909 | 137 g. | Toledo Mud Hens | American Association | , | |
| Smythe | 1909 | Mansfield Pioneers | Ohio State League | , | |||
| William Snedden | 1909 | 21 g. | Winston-Salem Twins | Carolina Association | , | ||
| Walter Snodgrass | snodgr002wal | 1909 | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | ||
| Frank Snyder | 1909 | 22 g. | Rochester Bronchos | Eastern League | , | ||
| Roy Snyder | snyder001roy | 1909 | 141 g. | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | |
| William Snyder | snyder006wil | 1909 | 125 g. | Newark Newks | Ohio State League | , | |
| William Snyder | snyder006wil | 1909 | Lima Cigarmakers | Ohio State League | , | ||
| Gus Soffel | soffel001aug | 1909 | 128 g. | Wheeling Stogies | Central League | , | |
| Percy Solbraa | 1909 | 113 g. | Fall River Indians | New England League | , | ||
| John Somerlott | 1909 | 133 g. | Terre Haute Hottentots | Central League | , | ||
| Herbert Sommers | 1909 | 122 g. | Ellsworth Worthies | Central Kansas League | , | ||
| Rudolph Sommers | 1909 | 26 g. | Terre Haute Hottentots | Central League | , | ||
| Lawrence Spahr | 1909 | 78 g. | Jersey City Skeeters | Eastern League | , | ||
| Joseph Spaid | 1909 | 66 g. | Beardstown Infants | Illinois-Missouri League | , | ||
| Alva Spangler | spangl001alv | 1909 | Evansville River Rats | Central League | , | ||
| Alva Spangler | spangl001alv | 1909 | Zanesville Infants | Central League | , | ||
| Albert Spanton | spanto001a-- | 1909 | Grafton ND | Independent | , | ||
| William Sparkman | 1909 | Charleston Med. | College | , | |||
| James Sparks | sparks001bax | 1909 | Danville Red Sox | Virginia League | , | ||
| Frank Spates | spates001fra | 1909 | Frostburg MD | Independent | , | ||
| William Spates | 1909 | Frostburg MD | Independent | , | |||
| William Speas | 1909 | 174 g. | Portland Beavers | Pacific Coast League | , | ||
| Howard Speck | speck-001how | 1909 | 20 g. | Joplin Miners/El Reno Packers | Western Association | , | |
| Kid Speer | speer-002geo | 1909 | 13 g. | Detroit | American League | Detroit, MI | |
| Al Speiser | speise001a-- | 1909 | 58 g. | Winnipeg Maroons | Western Canada League | , | |
| Albert Spencer | spence001alb | 1909 | 97 g. | Pueblo Indians | Western League | , | |
| Albert Spencer | spence001alb | 1909 | 46 g. | Indianapolis Indians | American Association | , | |
| Collis Spencer | spence001col | 1909 | 52 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | |
| Frank Spencer | spence001fra | 1909 | 69 g. | Spokane Indians | Northwestern League | , | |
| Hack Spencer | spence001fre | 1909 | 67 g. | Burlington Pathfinders | Central Association | , | |
| Harry Spencer | spence001hen | 1909 | 119 g. | San Francisco Orphans/Sacramento Senators | California State League | , | |
| Harry Spencer | spence001hen | 1909 | Stockton Tigers | California State League | , | ||
| Ray Spencer | 1909 | Albany Senators | New York State League | , | |||
| Ray Spencer | 1909 | Westminster MD | Independent | , | |||
| Ray Spencer | 1909 | Frederick MD | Independent | , | |||
| Matt Spiesman | spiesm002mat | 1909 | 108 g. | Troy Trojans | New York State League | , | |
| Frank Spillane | 1909 | +4/5+ | Burlington IA | Independent | , | ||
| Rube Sponagle | 1909 | no g. | Reading Pretzels | Tri-State League | , | ||
| Rube Sponagle | 1909 | Pottsville | Atlantic League | , | |||
| Joseph Sporer | sporer001jos | 1909 | +5/8+ | Regina Bone Pilers | Western Canada League | , | |
| Jimmy Spring | 1909 | no g. | Trenton Tigers | Tri-State League | , | ||
| Jimmy Spring | 1909 | New Britain Perfectos | Connecticut State League | , | |||
| Fred Springs | spring001fre | 1909 | 104 g. | Spartanburg Spartans | Carolina Association | , | |
| Robert Stafford | staffo003rob | 1909 | 123 g. | Danville Red Sox | Virginia League | , | |
| Jake Stahl | stahl-001gar | 1909 | 127 g. | Boston | American League | Boston, MA | |
| Charles Staley | 1909 | 132 g. | Marion Diggers | Ohio State League | , | ||
| Alfred Standridge | 1909 | 83 g. | Calgary Cowboys | Western Canada League | , | ||
| Albert Stange | 1909 | 97 g. | Appleton Papermakers | Wisconsin-Illinois League | , | ||
| Albert Stange | 1909 | 97 g. | Appleton Papermakers | Wisconsin-Illinois League | , | ||
| Buck Stanley | stanle001joh | 1909 | 27 g. | Baltimore Orioles | Eastern League | , | |
| Joe Stanley | stanle003jos | 1909 | -9/26 | 22 g. | Chicago | National League | Chicago, IL |
| John Stansbury | 1909 | +7/16+ | Williamsport Millionaires | Tri-State League | , | ||
| John Stansbury | 1909 | 76 g. | Williamsport Millionaires | Tri-State League | , | ||
| Stark | 1909 | 2 g. | Newport Pearl Diggers | Northeast Arkansas League | , | ||
| Claude Stark | stark-001cla | 1909 | 137 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | |
| Dolly Stark | stark-001mon | 1909 | 125 g. | San Antonio Bronchos | Texas League | , | |
| Dolly Stark | stark-001mon | 1909 | 19 g. | Cleveland | American League | Cleveland, OH | |
| Thomas Stark | stark-001tho | 1909 | 85 g. | Freeport Pretzels | Wisconsin-Illinois League | , | |
| Con Starkel | starke001con | 1909 | 30 g. | Aberdeen Grays | Northwestern League | , | |
| George Starnagle | starna001geo | 1909 | Toronto Maple Leafs | Eastern League | , | ||
| George Starnagle | starna001geo | 1909 | Montreal Royals | Eastern League | , | ||
| William Staton | 1909 | 168 g. | Portland Colts | Northwestern League | , | ||
| Joseph Staub | 1909 | Utica Pent-Ups | New York State League | , | |||
| Harry Stauffer | stauff001hen | 1909 | Freeport Pretzels | Wisconsin-Illinois League | , | ||
| Harry Stauffer | stauff001hen | 1909 | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| Charles Stecher | steche001cha | 1909 | Jacksonville Braves | Central Association | , | ||
| David Steele | 1909 | +5/19-5/30+ | Moose Jaw Robin Hoods | Western Canada League | , | ||
| Fred Steele | steele001fre | 1909 | 43 g. | Madison Senators | Wisconsin-Illinois League | , | |
| Farmer Steelman | steelm001mor | 1909 | 34 g. | Altoona Mountaineers | Tri-State League | , | |
| William Steen | 1909 | 44 g. | Bloomington Bloomers | Illinois-Indiana-Iowa League | , | ||
| Michael Steffani | steffa001mic | 1909 | Stockton Tigers | California State League | , | ||
| Harry Steiger | 1909 | 80 g. | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| William Stein | steinb002wil | 1909 | 54 g. | Goldsboro Giants | East Carolina League | , | |
| Paul Steinberg | steinb002pau | 1909 | 10/2-10/7 | MLB Umpire | National League | , | |
| Fred Stem | stem--001fre | 1909 | 28 g. | Lynn Shoemakers | New England League | , | |
| Fred Stem | stem--001fre | 1909 | -8/15 | 73 g. | Boston | National League | Boston, MA |
| Louis Sterling | sterli001lou | 1909 | Edmonton Eskimos | Western Canada League | , | ||
| Jay Stetler | stetle001per | 1909 | Trenton Tigers | Tri-State League | , | ||
| Walter Stevens | stjohn004--- | 1909 | 128 g. | Spokane Indians | Northwestern League | , | |
| Walter Stevens | stjohn004--- | 1909 | Tacoma Tigers | Northwestern League | , | ||
| Carlton Stewart | 1909 | 445 ab | Bay City | Southern Michigan League | , | ||
| Stephen Stift | 1909 | Galena IL | Independent | , | |||
| Frank Still | still-001fra | 1909 | Wheeling Stogies | Central League | , | ||
| George Stinson | stinso001geo | 1909 | 109 g. | San Antonio Bronchos | Texas League | , | |
| George Stinson | stinso001geo | 1909 | 21 g. | Memphis Turtles | Southern Association | , | |
| Alex Stirlith | stirli000ale | 1909 | 5/6-5/26 | Wilmington/Sunbury | Atlantic League | , | |
| Earl Stoffer | 1909 | 116 g. | Muskogee Navigators | Western Association | , | ||
| George Stoffer | 1909 | +8/15+ | Haven KS | Independent | , | ||
| Fred Stone | 1909 | Bates College | College | , | |||
| Fred Stone | 1909 | Worcester Busters | New England League | , | |||
| Harry Stoney | stoney001har | 1909 | Brigham Young U. | College | , | ||
| Harry Storch | storch001har | 1909 | 125 g. | Dallas Giants | Texas League | , | |
| Alan Storke | storke001ala | 1909 | 37 g. | Pittsburgh | National League | Pittsburgh, PA | |
| Alan Storke | storke001ala | 1909 | - 10/6 | 48 g. | St. Louis | National League | St. Louis, MO |
| Tom Stouch | stouch001tom | 1909 | 17 g. | Greenville Spinners | Carolina Association | , | |
| Joseph Stoup | stvrai001jam | 1909 | Williamsport Millionaires | Tri-State League | , | ||
| Joseph Stoup | stvrai001jam | 1909 | 28 g. | Newark Newks | Ohio State League | , | |
| Joseph Stoup | stvrai001jam | 1909 | Lima Cigarmakers | Ohio State League | , | ||
| Stout | 1909 | Winchester Hustlers | Blue Grass League | , | |||
| Stout | 1909 | Lexington Colts | Blue Grass League | , | |||
| George Stovall | stoval001geo | 1909 | Cleveland | American League | Cleveland, OH | ||
| Jesse Stovall | stoval001jes | 1909 | 196 g. | Vernon Tigers | Pacific Coast League | , | |
| Paul Stowers | 1909 | Columbus Foxes | South Atlantic League | , | |||
| Paul Stowers | 1909 | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |||
| Stewart Strader | strade001ste | 1909 | 105 g. | Frankfort Statesmen | Blue Grass League | , | |
| Sammy Strang | strang001sam | 1909-17 | USMA-West Pt, | College | , | ||
| Sammy Strang | strang001sam | 1909 | 107 g. | Baltimore Orioles | Eastern League | , | |
| Milo Stratton | stratt001mil | 1909 | 106 g. | Wheeling Stogies | Central League | , | |
| Julie Streib | streib001jul | 1909 | Santa Cruz Sand Crabs | California State League | , | ||
| Julie Streib | streib001jul | 1909 | Aberdeen Grays | Northwestern League | , | ||
| Theodore Streib | streib001the | 1909 | 88 g. | San Francisco Orphans/Sacramento Senators | California State League | , | |
| Theodore Streib | streib001the | 1909 | 57 g. | Aberdeen Grays | Northwestern League | , | |
| Theodore Streib | streib001the | 1909 | Golden Sheaf | Berkleey | , | ||
| Tom Streib | 1909 | Golden Sheaf | Berkleey | , | |||
| Phil Stremmel | stremm001phi | 1909 | 45 g. | Superior Blues | Minnesota-Wisconsin League | , | |
| Phil Stremmel | stremm001phi | 1909 | 9/16- | 2 g. | St. Louis | American League | St. Louis, MO |
| Hugh Stringer | 1909 | Battle Creek Crickets | Southern Michigan League | , | |||
| George Stroh | stroh-001geo | 1909 | 77 g. | Altoona Mountaineers | Tri-State League | , | |
| George Stroh | stroh-001geo | 1909 | Harrisburg Senators | Tri-State League | , | ||
| Herman Strom | strom-001her | 1909 | +5/23-9/6+ | 65 g. | Canton Watchmakers | Ohio-Pennsylvania League | , |
| Alden Strong | 1909 | 222 ab | Salina Trade Winners | Central Kansas League | , | ||
| Herbert Strong | 1909 | Kansas State U. | College | , | |||
| Wilbur Strong | 1909 | 244 ab | Clay Center Cubs | Central Kansas League | , | ||
| Fred Strood | strood001fre | 1909 | 124 g. | East Liverpool Potters | Ohio-Pennsylvania League | , | |
| Con Strothers | stroth001joh | 1909 | Winchester Hustlers | Inter-Mountain League | , | ||
| Ralph Stroud | stroud002ral | 1909 | 36 g. | Williamsport Millionaires | Tri-State League | , | |
| Amos Strunk | strunk001amo | 1909 | 112 g. | Milwaukee Brewers | American Association | , | |
| Amos Strunk | strunk001amo | 1909 | 11 g. | Philadelphia | American League | Philadelphia, PA | |
| William Sturgeon | 1909 | 16 g. | Muskogee Navigators | Western Association | , | ||
| Frank Suess | suess-001fra | 1909 | 79 g. | Tacoma Tigers | Northwestern League | , | |
| Frank Suess | suess-001fra | 1909 | 79 g. | Tacoma Tigers | Northwestern League | , | |
| George Suggs | suggs-001geo | 1909 | 15 g. | Mobile Sea Gulls | Southern Association | , | |
| George Suggs | suggs-001geo | 1909 | 9 g. | Detroit | American League | Detroit, MI | |
| Thomas Suiter | 1909 | Trinity College | College | , | |||
| Thomas Suiter | 1909 | 6/15-7/ | Wilson Tobacconists | Eastern Carolina League | , | ||
| Wilford Sullinger | sullin001f-- | 1909 | Tucson AZ | Independent | , | ||
| D. E. Sullivan | 1909 | 7/8 | Harrisburg Senators | Tri-State League | , | ||
| Harry Sullivan | sulliv003har | 1909 | 8/11-9/23 | St. Louis | National League | St. Louis, MO | |
| John Sullivan | sulliv004joh | 1909 | 92 g. | Kansas City Blues | American Association | , | |
| Neil Sullivan | 1909 | 126 g. | Danville Red Sox | Virginia League | , | ||
| Suter Sullivan | sulliv002sut | 1909 | Louisville Colonels | American Association | , | ||
| Ed Summers | summer001ora | 1909 | 35 g. | Detroit | American League | Detroit, MI | |
| Frank Summers | 1909 | 5/9- | Brandon Angels | Western Canada League | , | ||
| Frank Summers | 1909 | +7/23+ | Regina Bone Pilers | Western Canada League | , | ||
| O. E. Sunday | 1909 | Wilmington/Sunbury | Atlantic League | , | |||
| John Sundheim | 1909 | 97 g. | Binghamton Bingoes | New York State League | , | ||
| John Sundheim | 1909 | 25 g. | Grand Rapids Wolverines | Central League | , | ||
| John Sundheim | 1909 | 97 g. | Binghamton Bingoes | New York State League | , | ||
| John Sundheim | 1909 | 25 g. | Grand Rapids Wolverines | Central League | , | ||
| Harry Suter | suter-001har | 1909 | 4/16-10/2 | Chicago | American League | Chicago, IL | |
| Jack Sutthoff | suttho001joh | 1909 | Louisville Colonels | American Association | , | ||
| Myron Sutton | sutton001car | 1909 | , | ||||
| Harry Swacina | swacin001har | 1909 | 41 g. | Harrisburg Senators | Tri-State League | , | |
| Harry Swacina | swacin001har | 1909 | 65 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | |
| Swain | 1909 | Marianna Brickeys | Northeast Arkansas League | , | |||
| Swain | 1909 | Paragould Scouts | Northeast Arkansas League | , | |||
| Albert Swalm | swalm-001alb | 1909 | 148 g. | Aberdeen Grays | Northwestern League | , | |
| Charles Swalm | 1909 | 61 g. | Hannibal Cannibals | Central Association | , | ||
| Harry Swalm | swalm-001har | 1909 | Cresco IA | Independent | , | ||
| Harry Swalm | swalm-001har | 1909 | 13 g. | Hannibal Cannibals | Central Association | , | |
| Oscar Swan | swann-001o-- | 1909 | Kansas City Blues | American Association | , | ||
| Pinky Swander | swande002edw | 1909 | 122 g. | Waterbury Invincibles | Connecticut State League | , | |
| Ivor Swanson | swanso001ivo | 1909 | 36 g. | Hartford Senators | Connecticut State League | , | |
| Ivor Swanson | swanso001ivo | 1909 | Holyoke Papermakers | Connecticut State League | , | ||
| Hugo Swartling | 1909 | 50 g. | Zanesville Infants | Central League | , | ||
| Alex. Sweeney | sweene001ale | 1909 | 20 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | |
| Bill Sweeney | sweene001wil | 1909 | 138 g. | Boston | National League | Boston, MA | |
| Edward Sweeney | 1909 | +6/2-6/15+ | Pottsville | Atlantic League | , | ||
| James Swift | 1909 | 48 g. | Pueblo Indians | Western League | , | ||
| Fred Swink | 1909 | Col. of Charleston | College | , | |||
| Len Swormstedt | sworms001leo | 1909 | 28 g. | Troy Trojans | New York State League | , | |
| Harry Syfert | syfert001har | 1909 | 2 g. | Macon Peaches | South Atlantic League | , | |
| Harry Syfert | syfert001har | 1909 | Holyoke Papermakers | Connecticut State League | , | ||
| Harry Syfert | syfert001har | 1909 | 18 g. | New Bedford Whalers | New England League | , | |
| William Taaffe | taffee001w-- | 1909 | 105 g. | Jacksonville Jays | South Atlantic League | , | |
| Frank Talbot | 1909 | 12 g. | Wausau Lumberjacks | Minnesota-Wisconsin League | , | ||
| Frank Talbot | 1909 | Manistee MI | Independent | , | |||
| James Tamsett | tamset001jam | 1909 | 141 g. | Albany Senators | New York State League | , | |
| Eugene Tansey | tansey001eug | 1909 | 16 g. | Jacksonville Jays | South Atlantic League | , | |
| Robert Tarleton | tarlet001rob | 1909 | 46 g. | Little Rock Travelers | Southern Association | , | |
| Robert Tarleton | tarlet001rob | 1909 | 82 g. | Wheeling Stogies | Central League | , | |
| Hughie Tate | tate--001hug | 1909 | 79 g. | Louisville Colonels | American Association | , | |
| Frank Taxis | 1909 | +5/12-6/24+ | Shamokin | Atlantic League | , | ||
| Frank Taxis | 1909 | 12 g. | Charlotte Hornets | Carolina Association | , | ||
| Bayard Taylor | 1909 | 10 g. | Lynchburg Shoemakers | Virginia League | , | ||
| Charles Taylor | 1909 | 7/15- | 39 g. | Pittsburg Pirates | Western Association | , | |
| Edward Taylor | 1909 | 137 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | ||
| Edwin Taylor | 1909 | 228 ab | Saginaw Wa-was | Southern Michigan League | , | ||
| Frank Taylor | 1909 | 41 g. | Webb City Webfeet/Sapulpa Oilers | Western Association | , | ||
| Luther Taylor | taylor001lut | 1909 | 40 g. | Buffalo Bisons | Eastern League | , | |
| M. Owen Taylor | taylor001m-- | 1909 | Moose Jaw Robin Hoods | Western Canada League | , | ||
| Harvey Teal | teal--003har | 1909 | 47 g. | Altoona Mountaineers | Tri-State League | , | |
| William Temple | 1909 | 67 g. | Norfolk Tars | Virginia League | , | ||
| Curt Templin | templi001cur | 1909 | Wilmington/Sunbury | Atlantic League | , | ||
| Curt Templin | templi001cur | 1909 | 36 g. | New Bedford Whalers | New England League | , | |
| Thomas Tennant | tennan001tho | 1909 | 188 g. | San Francisco Seals | Pacific Coast League | , | |
| Ralph Terry | 1909 | Waterloo Lulus | Central Association | , | |||
| Ralph Terry | 1909 | 144 ab | Bay City | Southern Michigan League | , | ||
| Robert Thackam | 1909 | Greenville Spinners | Carolina Association | , | |||
| Robert Thackam | 1909 | Spartanburg Spartans | Carolina Association | , | |||
| Parry Thackara | thacka001dav | 1909 | 5/6-6/5+ | Allentown | Atlantic League | , | |
| Parry Thackara | thacka001dav | 1909 | Decatur Commodores | Illinois-Indiana-Iowa League | , | ||
| Tony Thebo | thebo-001ant | 1909 | 132 g. | Waco Navigators | Texas League | , | |
| W. T. Thebo | 1909 | 18 g. | Northeast Arkansas League | , | |||
| Jesse Theobald | 1909 | 12 g. | Altoona Mountaineers | Tri-State League | , | ||
| Jesse Theobald | 1909 | Freeport Pretzels | Wisconsin-Illinois League | , | |||
| George Therre | therre001geo | 1909 | 114 g. | Williamsport Millionaires | Tri-State League | , | |
| Otto Thiel | thiel-001ott | 1909 | Umpire | Nebraska League | , | ||
| Jake Thielman | thielm001joh | 1909 | 37 g. | Louisville Colonels | American Association | , | |
| Jack Thiery | thiery001joh | 1909 | , | ||||
| Thomas | thomas037--- | 1909 | Saginaw Wa-was | Southern Michigan League | , | ||
| Thomas | 1909 | +8/24+ | Montgomery Climbers | Southern Association | , | ||
| Bill Thomas | thomas007wil | 1909 | 47 g. | New Haven Black Crows | Connecticut State League | , | |
| Bill Thomas | thomas007wil | 1909 | +7/30+ | 44 g. | Harrisburg Senators | Tri-State League | , |
| Jack Thomas | thomas007joh | 1909 | 149 g. | Lincoln Railsplitters | Western League | , | |
| Walt Thomas | thomas010wil | 1909 | Johnstown Johnnies | Tri-State League | , | ||
| Walt Thomas | thomas010wil | 1909 | Lawrence Colts | New England League | , | ||
| Walt Thomas | thomas010wil | 1909 | York White Roses | Tri-State League | , | ||
| Walt Thomas | thomas010wil | 1909 | New Bedford Whalers | New England League | , | ||
| Walt Thomas | thomas010wil | 1909 | Harrisburg Senators | Tri-State League | , | ||
| Walt Thomas | thomas010wil | 1909 | 38 g. | Keokuk Indians | Central Association | , | |
| Walter Thomas | 1909 | Lima Cigarmakers | Ohio State League | , | |||
| William Thomas | thomas002b-- | 1909 | McKeesport Tubers | Ohio-Pennsylvania League | , | ||
| Art Thomason | thomas003art | 1909 | 61 g. | Topeka Jayhawks | Western League | , | |
| Frank Thompson | 1909 | 10 g. | Anderson Electricians | Carolina Association | , | ||
| Gus Thompson | thomps007joh | 1909 | Seattle Turks | Northwestern League | , | ||
| Toot Thompson | 1909 | Ishpeming-Ne | , | ||||
| Jack Thoney | thoney001joh | 1909 | 13 g. | Boston | American League | Boston, MA | |
| Jim Thorpe | thorpe001jam | 1909 | 44 g. | Rocky Mount Railroaders | East Carolina League | , | |
| Elmer Thorsen | 1909 | 38 g. | Los Angeles Angels | Pacific Coast League | , | ||
| Theodore Thorsen | 1909 | +6/17+ | Duluth White Sox | Minnesota-Wisconsin League | , | ||
| Theodore Thorsen | 1909 | +8/2+ | Superior Blues | Minnesota-Wisconsin League | , | ||
| Adolph Thoss | 1909 | 105 g. | Richmond Pioneers | Blue Grass League | , | ||
| Loris Thrailkill | 1909 | Minneapolis Minnies | Central Kansas League | , | |||
| William Thum | thum--001wil | 1909 | 15 g. | Raleigh Red Birds | East Carolina League | , | |
| Walter Tibbetts | 1909 | Umpire | Ohio State League | , | |||
| George Tieman | tieman001geo | 1909 | 93 g. | South Bend Greens | Central League | , | |
| Eddie Tiemeyer | tiemey001edw | 1909 | 116 g. | Altoona Mountaineers | Tri-State League | , | |
| Eddie Tiemeyer | tiemey001edw | 1909 | - 10/1 | 3 g. | Cincinnati | National League | Cincinnati, OH |
| Gordon Tiffany | 1909 | 46 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | ||
| Jack Tighe | tighe-001joh | 1909 | Rock Island Islanders | Illinois-Indiana-Iowa League | , | ||
| Jimmy Tilford | tilfor001jam | 1909 | Richmond Pioneers | Blue Grass League | , | ||
| Guy Titman | 1909 | 128 g. | Richmond Colts | Virginia League | , | ||
| Jack Toft | toft--001jam | 1909 | +8/12+ | Umpire | Eastern League | , | |
| Jimmy Toman | toman-001jam | 1909 | +4/14+ | Umpire | Pacific Coast League | , | |
| Chuck Tompkins | tompki001cha | 1909-11 | U. Arkansas | College | , | ||
| Thomas Toner | toner-001tho | 1909 | 110 g. | Portsmouth Truckers | Virginia League | , | |
| Thomas Toner | toner-001tho | 1909 | Grand Junction | Independent | , | ||
| Charles Tonneman | 1909 | 62 g. | Nashville Volunteers | Southern Association | , | ||
| Thomas Tonneson | 1909 | 47 g. | Oakland Oaks | Pacific Coast League | , | ||
| Albert Tooley | 1909 | 427 ab | Kalamazoo Kazoos | Southern Michigan League | , | ||
| William Toomey | 1909 | 77 g. | Fall River Indians | New England League | , | ||
| William Toomey | 1909 | Haverhill Hustlers | New England League | , | |||
| Raymond Topham | 1909 | 49 g. | York White Roses | Tri-State League | , | ||
| Raymond Topham | 1909 | Trenton Tigers | Tri-State League | , | |||
| Roy Toren | toren-002roy | 1909 | 14 g. | Greenville Spinners | Carolina Association | , | |
| Roy Toren | toren-002roy | 1909 | 5 g. | Little Rock Travelers | Southern Association | , | |
| Theodore Touchstone | 1909 | 83 g. | Greenville Spinners | Carolina Association | , | ||
| Theodore Touchstone | 1909 | Roanoke Tigers | Virginia League | , | |||
| Joseph Touhey | toohey001jos | 1909 | 29 g. | Lancaster Lanks | Ohio State League | , | |
| Joseph Touhey | toohey001jos | 1909 | Marion Diggers | Ohio State League | , | ||
| Joseph Touhey | toohey001jos | 1909 | 24 g. | Charleroi/Parkersburg Parkers | Pennsylvania-West Virginia League | , | |
| Townsend | 1909 | Medicine Hat Hatters | Western Canada League | , | |||
| Townsend | 1909 | Lethbridge Miners | Western Canada League | , | |||
| Cy Townsend | townse002cha | 1909 | Santa Cruz Sand Crabs | California State League | , | ||
| F. W. Townsend | 1909 | 91 g. | Medicine Hat Hatters | Western Canada League | , | ||
| F. W. Townsend | 1909 | Lethbridge Miners | Western Canada League | , | |||
| George Townsend | 1909 | 22 g. | Portsmouth Truckers | Virginia League | , | ||
| Happy Townsend | townse001joh | 1909 | 37 g. | Williamsport Millionaires | Tri-State League | , | |
| Grover Tracey | tracey001gro | 1909 | 146 g. | Fresno Raisin Growers | California State League | , | |
| Charles Traeger | traege002cha | 1909 | Brandon Angels | Western Canada League | , | ||
| James Trainor | traino001jam | 1909 | Wilkes-Barre Barons | New York State League | , | ||
| James Trainor | traino001jam | 1909 | +6/3-6/7+ | Binghamton Bingoes | New York State League | , | |
| Albert Troup | 1909 | Buffalo-Urban | Independent | , | |||
| Harry Truby | truby-002har | 1909 | MLB Umpire | National League | , | ||
| Leslie Tullos | 1909 | 143 g. | Dallas Giants | Texas League | , | ||
| Paul Turgeon | 1909 | 90 g. | Lyons Lions | Kansas State League | , | ||
| Vincent Turner | turner001vin | 1909 | Roanoke Tigers | Virginia League | , | ||
| Twitmeyer | 1909 | +5/13-7/14 | Allentown | Atlantic League | , | ||
| Vincent Tydeman | 1909 | Roanoke Tigers | Virginia League | , | |||
| Vincent Tydeman | 1909 | Danville Red Sox | Virginia League | , | |||
| Raymond Tyler | tyler-002ray | 1909 | Kalamazoo Kazoos | Southern Michigan League | , | ||
| Fred Uhl | uhl---003--- | 1909 | Indi.-Atkins | Independent | , | ||
| Fred Uhl | uhl---003--- | 1909 | 7/- | 54 g. | Fort Wayne Billikens | Central League | , |
| Charles Ullman | 1909 | 125 g. | Canton Chinks | Illinois-Missouri League | , | ||
| Fred Ulrich | ulrich001fre | 1909 | 89 g. | New Bedford Whalers | New England League | , | |
| William Umlauf | 1909 | Danville PA | Independent | , | |||
| Tommy Uniac | uniac-001tho | 1909 | 102 g. | Lowell Tigers | New England League | , | |
| Lon Ury | ury---001lou | 1909 | 123 g. | Pittsburg Pirates | Western Association | , | |
| Jerome Utley | utley-001jer | 1909 | Detroit A. C. | Independent | , | ||
| Fred Valdois | valdoi001fre | 1909 | 57 g. | Norfolk Tars | Virginia League | , | |
| Fred Valdois | valdoi001fre | 1909 | 19 g. | Columbia Gamecocks | South Atlantic League | , | |
| Deacon Van Buren | vanbur001edw | 1909 | Santa Cruz Sand Crabs | California State League | , | ||
| Deacon Van Buren | vanbur001edw | 1909 | Oakland Invaders | California State League | , | ||
| Dow Van Dine | vandin001dow | 1909 | 44 g. | Winchester Hustlers | Blue Grass League | , | |
| Dow Van Dine | vandin001dow | 1909 | 79 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |
| Reggie Van Zandt | 1909 | Regina Bone Pilers | Western Canada League | , | |||
| James Vance | 1909 | 42 g. | York White Roses | Tri-State League | , | ||
| Neal Vance | vance-001nea | 1909 | 20 g. | Vernon Tigers | Pacific Coast League | , | |
| Omar Vance | 1909 | preseason | Sioux City Packers | Western League | , | ||
| Carl Vandagrift | vandag001car | 1909 | Helena Hellions | Arkansas State League | , | ||
| Carl Vandagrift | vandag001car | 1909 | 10 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | |
| Anthony Vanderhill | vander001ant | 1909 | Joplin Miners/El Reno Packers | Western Association | , | ||
| Anthony Vanderhill | vander001ant | 1909 | 92 g. | Bartlesville Boosters | Western Association | , | |
| Bobby Vaughn | vaughn002rob | 1909 | New York | American League | New York, NY | ||
| Bobby Vaughn | vaughn002rob | 1909 | Toronto Maple Leafs | Eastern League | , | ||
| Asa Vealey | 1909 | +7/20+ | Detroit AC | Independent | , | ||
| Asa Vealey | 1909 | +7/25+ | Detr.-Roesinks | Independent | , | ||
| Charles Venable | venabl001cha | 1909 | 120 g. | Lowell Tigers | New England League | , | |
| Phil Vetter | vetter001phi | 1909 | Loui.-HirschBros | Independent | , | ||
| Rube Vickers | vicker001har | 1909 | -10/2 | 18 g. | Philadelphia | American League | Philadelphia, PA |
| Oscar Vickery | 1909 | 13 g. | Enid Railroaders | Western Association | , | ||
| William Viebahn | 1909 | Atlanta Crackers | Southern Association | , | |||
| William Viebahn | 1909 | Nashville Volunteers | Southern Association | , | |||
| Theodore Vinson | vinson001the | 1909 | 112 g. | Waco Navigators | Texas League | , | |
| Juan Viola | 1909 | Jacksonville Jays | South Atlantic League | , | |||
| James Viox | 1909 | 41 g. | Lexington Colts | Blue Grass League | , | ||
| Harry Vitter | vitter001har | 1909 | 5/7-5/31 | Fort Smith Soldiers | Arkansas State League | , | |
| Roland Vitter | vitter001rol | 1909 | 171 ab | Junction City Soldiers | Central Kansas League | , | |
| Otto Vogel | 1909 | 94 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | ||
| Adam Voigt | voigt-001ada | 1909 | 72 g. | Superior Blues | Minnesota-Wisconsin League | , | |
| George Volk | volk--001geo | 1909 | Canton Watchmakers | Ohio-Pennsylvania League | , | ||
| George Volk | volk--001geo | 1909 | Youngstown Indians | Ohio-Pennsylvania League | , | ||
| George Volk | volk--001geo | 1909 | 8/11- | Akron Champs | Ohio-Pennsylvania League | , | |
| Jake Volz | volz--001jac | 1909 | 32 g. | Norfolk Tars | Virginia League | , | |
| Bobby Vorpagel | vorpag001rob | 1909 | +6/21+ | Hibbling MN | Independent | , | |
| Bobby Vorpagel | vorpag001rob | 1909 | 18 g. | Duluth White Sox | Minnesota-Wisconsin League | , | |
| Rip Vowinkel | vowink001joh | 1909 | 47 g. | Buffalo Bisons | Eastern League | , | |
| Joseph Vyskocil | vyskoc001jos | 1909 | Hannibal Cannibals | Central Association | , | ||
| Jimmy Wacker | wacker001cha | 1909 | 4/28 | Pittsburgh | National League | Pittsburgh, PA | |
| Jimmy Wacker | wacker001cha | 1909 | 25 g. | Milwaukee Brewers | American Association | , | |
| Wade | 1909 | 47 g. | Northampton Meadowlarks | Connecticut State League | , | ||
| Charles Wadleigh | 1909 | 49 g. | Hartford Senators | Connecticut State League | , | ||
| Charles Wagner | 1909 | Kalamazoo Kazoos | Southern Michigan League | , | |||
| Heinie Wagner | wagner001cha | 1909 | 124 g. | Boston | American League | Boston, MA | |
| Louis Wagner | wagner001l-- | 1909 | Columbia Gamecocks | South Atlantic League | , | ||
| Louis Wagner | wagner001l-- | 1909 | Augusta Tourists | South Atlantic League | , | ||
| Otto Wagner | wagner001ott | 1909 | Memphis Turtles | Southern Association | , | ||
| Otto Wagner | wagner001ott | 1909 | Mobile Sea Gulls | Southern Association | , | ||
| William Wagner | 1909 | Burlington Pathfinders | Central Association | , | |||
| William Wagner | 1909 | Kewanee Boilermakers | Central Association | , | |||
| William Wagner | 1909 | Waterloo Lulus | Central Association | , | |||
| Harry Wahl | 1909 | Danville | , | ||||
| Harry Wahl | 1909 | Charlotte Hornets | Carolina Association | , | |||
| Harry Wahl | 1909 | Anderson Electricians | Carolina Association | , | |||
| Walker | 1909 | 10 g. | San Antonio Bronchos | Texas League | , | ||
| Curtis Walker | 1909 | Richmond Colts | Virginia League | , | |||
| Curtis Walker | 1909 | 39 g. | Danville Red Sox | Virginia League | , | ||
| Dixie Walker | walker001ewa | 1909 | 9/17- | 4 g. | Washington | American League | Washington, DC |
| Ed Walker | walker001edw | 1909 | 25 g. | Zanesville Infants | Central League | , | |
| Otto Walker | 1909 | Mobile Sea Gulls | Southern Association | , | |||
| Roscoe Walker | 1909 | 49 g. | Arkansas City-Winfield Twins | Kansas State League | , | ||
| Scott Walker | 1909 | 129 g. | Atlanta Crackers | Southern Association | , | ||
| Tom Walker | walker006tho | 1909 | +5/13+ | Reading | Atlantic League | , | |
| Tom Walker | walker006tho | 1909 | Umpire | Atlantic League | , | ||
| Wall | 1909 | 25 g. | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | ||
| George Wall | 1909 | Reading | Atlantic League | , | |||
| James Wall | 1909 | preseason | Terre Haute Hottentots | Central League | , | ||
| James Wall | 1909 | g. ? | Springfield Senators | Illinois-Indiana-Iowa League | , | ||
| A. C. Wallace | 1909 | 131 g. | Galveston Sand Crabs | Texas League | , | ||
| Arthur Wallace | wallac001art | 1909 | 119 g. | Lynchburg Shoemakers | Virginia League | , | |
| Arthur Wallace | wallac001art | 1909 | Richmond Colts | Virginia League | , | ||
| Robert Wallace | wallac001rob | 1909 | 112 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | |
| Red Waller | waller001joh | 1909 | 4/27 | New York | National League | New York, NY | |
| Red Waller | waller001joh | 1909 | 20 g. | Jersey City Skeeters | Eastern League | , | |
| Red Waller | waller001joh | 1909 | Wilkes-Barre Barons | New York State League | , | ||
| Andrew Walsh | 1909 | 115 g. | Quincy Vets | Central Association | , | ||
| Bulger Walsh | 1909 | 118 g. | San Antonio Bronchos | Texas League | , | ||
| James Walsh | 1909 | 96 g. | Northampton Meadowlarks | Connecticut State League | , | ||
| Jimmy Walsh | walsh-004mic | 1909 | 109 g. | South Bend Greens | Central League | , | |
| John Walsh | 1909 | Bay City | Southern Michigan League | , | |||
| Joseph Walsh | walsh-007jos | 1909 | 60 g. | Greensboro Champs | Carolina Association | , | |
| Martin Walsh | 1909 | no g. | Chicago | National League | Chicago, IL | ||
| Martin Walsh | 1909 | Pueblo Indians | Western League | , | |||
| Martin Walsh | 1909 | Danville Red Sox | Virginia League | , | |||
| Martin Walsh | 1909 | 27 g. | Greensboro Champs | Carolina Association | , | ||
| Amos Walters | 1909 | 15 g. | Newton Railroaders | Kansas State League | , | ||
| Amos Walters | 1909 | Douglas AZ | Independent | , | |||
| Daniel Walters | walter003d-- | 1909 | 39 g. | Greensboro Champs | Carolina Association | , | |
| Herman Walters | 1909 | Pueblo Indians | Western League | , | |||
| Lew Walters | walter001lew | 1909 | Pueblo Indians | Western League | , | ||
| Roxey Walters | walter001lou | 1909 | Pueblo Indians | Western League | , | ||
| Jack Wanner | wanner001cla | 1909 | 11 g. | Jersey City Skeeters | Eastern League | , | |
| Jack Wanner | wanner001cla | 1909 | 125 g. | Hartford Senators | Connecticut State League | , | |
| Jack Wanner | wanner001cla | 1909 | 9/28-10/2 | New York | American League | New York, NY | |
| Davey Ward | 1909 | 87 g. | Medicine Hat Hatters | Western Canada League | , | ||
| Davey Ward | 1909 | Calgary Cowboys | Western Canada League | , | |||
| James Ward | 1909 | 46 g. | New Britain Perfectos | Connecticut State League | , | ||
| Joe Ward | ward--001jos | 1909 | 9 g. | New York | American League | New York, NY | |
| Joe Ward | ward--001jos | 1909 | 74 g. | Philadelphia | National League | Philadelphia, PA | |
| Clyde Wares | wares-001cly | 1909 | 135 g. | Zanesville Infants | Central League | , | |
| Jack Warhop | warhop001joh | 1909 | 36 g. | New York | American League | New York, NY | |
| Henry Waring | 1909 | 101 g. | Guthrie Senators | Western Association | , | ||
| Earl Warner | warner002ear | 1909 | Lowell Tigers | New England League | , | ||
| Earl Warner | warner002ear | 1909 | Lawrence Colts | New England League | , | ||
| Homer Warner | warner001hom | 1909 | 87 ab | Lansing Senators | Southern Michigan League | , | |
| William Warren | 1909 | 88 g. | Oshkosh Indians | Wisconsin-Illinois League | , | ||
| Mum Warrender | warren002fra | 1909 | 52 g. | Dayton Veterans | Central League | , | |
| Mum Warrender | warren002fra | 1909 | 32 g. | Davenport Prodigals | Illinois-Indiana-Iowa League | , | |
| Buck Washer | washer001wil | 1909 | Schenectady | Eastern Association | , | ||
| Buck Washer | washer001wil | 1909 | Lincoln Railsplitters | Western League | , | ||
| William Wasson | 1909 | U. of Colorado | College | , | |||
| William Wasson | 1909 | 5/30- | Denver Grizzlies | Western League | , | ||
| William Wasson | 1909 | Lincoln Railsplitters | Western League | , | |||
| William Waterman | waterm001wil | 1909 | 113 g. | New Britain Perfectos | Connecticut State League | , | |
| Clyde Waters | 1909 | 98 g. | New Haven Black Crows | Connecticut State League | , | ||
| Martin Waters | waters001mar | 1909 | 88 g. | Brockton Tigers | New England League | , | |
| William Waters | 1909 | 124 g. | Santa Cruz Sand Crabs | California State League | , | ||
| Arthur Watson | 1909 | 108 g. | Fond du Lac Giants | Wisconsin-Illinois League | , | ||
| Julius Watson | watson001jul | 1909 | 114 g. | Mobile Sea Gulls | Southern Association | , | |
| Watt | 1909 | Regina Bone Pilers | Western Canada League | , | |||
| George Watt | watt--001geo | 1909 | Wichita Jobbers | Western League | , | ||
| Al Watts | 1909 | Brandon Angels | Western Canada League | , | |||
| Henry Weakley | weakle001hen | 1909 | 21 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |
| Henry Weakley | weakle001hen | 1909 | Winchester Hustlers | Blue Grass League | , | ||
| Charles Weatherford | 1909 | 11 g. | Houston Buffaloes | Texas League | , | ||
| Farmer Weaver | weaver001far | 1909 | 18 g. | Strong City-Cottonwood Falls Twins City/Larned Cow | Kansas State League | , | |
| Howard Weaver | 1909 | 118 g. | Fall River Indians | New England League | , | ||
| Cleon Webb | 1909 | 33 g. | Grand Rapids Wolverines | Central League | , | ||
| A. G. Weber | 1909 | 7/12- | 25 g. | Great Bend Millers | Kansas State League | , | |
| Bert Weeden | weeden001cha | 1909 | +6/7-6/23+ | Pottsville | Atlantic League | , | |
| Bert Weeden | weeden001cha | 1909 | 31 g. | Lynn Shoemakers | New England League | , | |
| George Weeder | 1909 | 111 ab | Flint Vehicles | Southern Michigan League | , | ||
| Fred Weeks | weeks-001fre | 1909 | 22 g. | Harrisburg Senators | Tri-State League | , | |
| Samuel Weems | 1909 | 38 g. | Macon Peaches | South Atlantic League | , | ||
| Genser Weidensaul | weiden001yen | 1909 | 138 g. | Toronto Maple Leafs | Eastern League | , | |
| Curt Weigand | weigan001cur | 1909 | Johnstown Johnnies | Tri-State League | , | ||
| Nicholas Weigart | 1909 | +6/14+ | Adrian Yeggs | Southern Michigan League | , | ||
| Nicholas Weigart | 1909 | +8/28+ | 32 g. | Pueblo Indians | Western League | , | |
| Jake Weimer | weimer001jac | 1909 | 5/28 | New York | National League | New York, NY | |
| John Weimer | 1909 | 139 g. | New Orleans Pelicans | Southern Association | , | ||
| Ed Weinberg | 1909 | 470 ab | Bay City | Southern Michigan League | , | ||
| Cecil Weisenberger | weisen001cec | 1909 | 88 g. | Beardstown Infants | Illinois-Missouri League | , | |
| Charles Weisner | weisne002cha | 1909 | 95 g. | Lyons Lions | Kansas State League | , | |
| Harry Welch | welch-002har | 1909 | 151 g. | Omaha Rourkes | Western League | , | |
| Harry Welch | welch-001har | 1909 | 142 g. | Sioux City Packers | Western League | , | |
| Thomas Welch | 1909 | 36 g. | Medicine Hat Hatters | Western Canada League | , | ||
| Thomas Welch | 1909 | Moose Jaw Robin Hoods | Western Canada League | , | |||
| Abe Welcher | 1909 | 21 g. | Spartanburg Spartans | Carolina Association | , | ||
| Calvin Wenger | 1909 | 239 ab | Kalamazoo Kazoos | Southern Michigan League | , | ||
| Perry Werden | werden001per | 1909 | Indianapolis Indians | American Association | , | ||
| Frank Wessel | wessel002fra | 1909 | 91 g. | Dayton Veterans | Central League | , | |
| Bert West | 1909 | 10 g. | Peoria Distillers | Illinois-Indiana-Iowa League | , | ||
| Hi West | west--003jam | 1909 | Toledo Mud Hens | American Association | , | ||
| William West | 1909 | 34 g. | Evansville River Rats | Central League | , | ||
| Claire Westcott | 1909 | 11 g. | Spokane Indians | Northwestern League | , | ||
| Claire Westcott | 1909 | 12 g. | Augusta Tourists | South Atlantic League | , | ||
| Ralph Westcott | westco001ral | 1909 | +6/12+ | Wichita Jobbers | Western League | , | |
| Fred Westervelt | 1909 | Umpire | South Atlantic League | , | |||
| James Westlake | westla001jam | 1909 | 96 g. | Danville Red Sox | Virginia League | , | |
| Jimmy Whalen | whalen003wil | 1909 | 43 g. | Sacramento Sacts | Pacific Coast League | , | |
| Zack Wheat | wheat-001zac | 1909 | 129 g. | Mobile Sea Gulls | Southern Association | , | |
| Zack Wheat | wheat-001zac | 1909 | 9/11- | 26 g. | Brooklyn | National League | Brooklyn, NY |
| Wheeler | 1909 | 81 g. | Calgary Cowboys | Western Canada League | , | ||
| Wheeler | 1909 | Brandon Angels | Western Canada League | , | |||
| Ed Wheeler | wheele003edw | 1909 | 109 g. | Memphis Turtles | Southern Association | , | |
| Ed Wheeler | wheele003edw | 1909 | 25 g. | Minneapolis Millers | American Association | , | |
| George Wheeler | 1909 | 136 g. | Terre Haute Hottentots | Central League | , | ||
| Wallace Wheeler | 1909 | -6/ | Umpire | Southern Association | , | ||
| Ray Whisman | 1909 | 59 g. | Medicine Hat Hatters | Western Canada League | , | ||
| John Whitaker | whitak001j-- | 1909 | 114 g. | Richmond Pioneers | Blue Grass League | , | |
| White | 1909 | Jonesboro Zebras | Northeast Arkansas League | , | |||
| Burdette White | 1909 | +5/18+ | 75 g. | Webb City Webfeet/Sapulpa Oilers | Western Association | , | |
| Burdette White | 1909 | 75 g. | Wichita Jobbers | Western League | , | ||
| Dan White | 1909 | 344 ab | Saginaw Wa-was | Southern Michigan League | , | ||
| David White | white-004dav | 1909 | 137 g. | Oklahoma City Indians | Texas League | , | |
| J. W. White | white-004j-- | 1909 | 57 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |
| Jack White | white-012joh | 1909 | 153 g. | Buffalo Bisons | Eastern League | , | |
| John White | 1909 | 7 g. | Newark Indians | Eastern League | , | ||
| Kirby White | white-001oli | 1909 | 5/4- | 23 g. | Boston | National League | Boston, MA |
| William White | white-024wil | 1909 | , | ||||
| William White | white-024wil | 1909 | 150 g. | Oklahoma City Indians | Texas League | , | |
| James Whitley | whitle001jam | 1909 | Macon Peaches | South Atlantic League | , | ||
| Merle Whitney | whitne001mer | 1909 | 65 g. | Harrisburg Senators | Tri-State League | , | |
| Merle Whitney | whitne001mer | 1909 | 38 g. | Wilkes-Barre Barons | New York State League | , | |
| Bob Wicker | wicker001rob | 1909 | 36 g. | Montreal Royals | Eastern League | , | |
| Percy Wilder | wilder001per | 1909 | +6/4+ | Aberdeen Grays | Northwestern League | , | |
| Percy Wilder | wilder001per | 1909 | 18 g. | Dubuque Dubs | Illinois-Indiana-Iowa League | , | |
| Frederick Wilhelm | wilhel001fre | 1909 | Easton | Atlantic League | , | ||
| Irvin Wilhelm | wilhel001irv | 1909 | 22 g. | Brooklyn | National League | Brooklyn, NY | |
| Joseph Wilkes | wilkes001jos | 1909 | 132 g. | Chattanooga Lookouts | South Atlantic League | , | |
| Joe Wilkins | wilkin001jos | 1909 | 20 g. | Canton Chinks | Illinois-Missouri League | , | |
| Joe Wilkins | wilkin001jos | 1909 | Burlington Pathfinders | Central Association | , | ||
| Joe Wilkins | wilkin001jos | 1909 | Hannibal Cannibals | Central Association | , | ||
| George Wilkinson | wilkin003geo | 1909 | Cedar Rapids Rabbits | Illinois-Indiana-Iowa League | , | ||
| Ed Willett | willet002rob | 1909 | Detroit | American League | Detroit, MI | ||
| Rob Willett | 1909 | +4/28-5/6- | Portland Beavers | Pacific Coast League | , | ||
| Rob Willett | 1909 | -10/4+ | Vernon Tigers | Pacific Coast League | , | ||
| Alva Williams | 1909 | 49 g. | Terre Haute Hottentots | Central League | , | ||
| Alva Williams | 1909 | 51 g. | Buffalo Bisons | Eastern League | , | ||
| Clyde Williams | willia002s-- | 1909 | Des Moines Boosters | Western League | , | ||
| Ed Williams | 1909 | 130 g. | Marion Diggers | Ohio State League | , | ||
| James Williams | willia012jam | 1909 | 84 g. | San Francisco Seals | Pacific Coast League | , | |
| Nick Williams | willia011ric | 1909 | 114 g. | San Francisco Seals | Pacific Coast League | , | |
| Otto Williams | willia001ott | 1909 | 154 g. | Indianapolis Indians | American Association | , | |
| Sid Williams | 1909 | 30 g. | Medicine Hat Hatters | Western Canada League | , | ||
| Emile Williford | 1909 | +6/24+ | Salina Trade Winners | Central Kansas League | , | ||
| Delaware Willis | willis001del | 1909 | +5/10-5/18+ | Wilmington DE | Independent | , | |
| Floyd Willis | 1909 | Enid Railroaders | Western Association | , | |||
| Otto Willis | 1909 | Roanoke College | College | , | |||
| Otto Willis | 1909 | preseason | Memphis Turtles | Southern Association | , | ||
| Otto Willis | 1909 | 21 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | ||
| Ralph Willis | willis001ral | 1909 | 34 g. | San Francisco Seals | Pacific Coast League | , | |
| John Willoughby | 1909 | 103 g. | Marion Diggers | Ohio State League | , | ||
| Albert Wilmot | wilmot001alb | 1909 | Newark Newks | Ohio State League | , | ||
| Bill Wilson | wilson003bil | 1909 | , | ||||
| Christy Wilson | wilson003chr | 1909 | 47 g. | Rock Island Islanders | Illinois-Indiana-Iowa League | , | |
| Ernest Wilson | wilson001ern | 1909 | Manhattan Maroons | Central Kansas League | , | ||
| Fred Wilson | wilson001bla | 1909 | 104 g. | Beardstown Infants | Illinois-Missouri League | , | |
| Fred Wilson | wilson001bla | 1909 | Macomb Potters | Illinois-Missouri League | , | ||
| Fred Wilson | 1909 | 12 g. | Marion Diggers | Ohio State League | , | ||
| Jasper Wilson | wilson020jam | 1909 | Umpire | Blue Grass League | , | ||
| Joseph Wilson | 1909 | 27 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | ||
| Lester Wilson | 1909 | 21 g. | Vancouver Beavers | Northwestern League | , | ||
| Lester Wilson | 1909 | Medicine Hat Hatters | Western Canada League | , | |||
| R. F. Wilson | 1909 | Abilene Red Sox | Central Kansas League | , | |||
| Will Wilson | 1909 | Erskine College | College | , | |||
| William Wilson | 1909 | 32 g. | Uniontown Coal Barons | Pennsylvania-West Virginia League | , | ||
| Willy Wilson | wilson003wil | 1909 | 23 g. | Milwaukee Brewers | American Association | , | |
| Lewis Wiltse | wiltse001lew | 1909 | 54 g. | Syracuse Stars | New York State League | , | |
| Frank Winchell | 1909 | 34 g. | Paris Bourbonites | Blue Grass League | , | ||
| Fred Winchell | winche001fre | 1909 | 52 g. | San Antonio Bronchos | Texas League | , | |
| Fred Winchell | winche001fre | 1909 | 9/16-10/3 | Cleveland | American League | Cleveland, OH | |
| Samuel Winchester | 1909 | 66 g. | Steubenville Stubs | Ohio-Pennsylvania League | , | ||
| James Winger | 1909 | Wellington Dukes | Kansas State League | , | |||
| George Winter | winter001geo | 1909 | 60 g. | Montreal Royals | Eastern League | , | |
| George Winters | winter002geo | 1909 | Atlanta Crackers | Southern Association | , | ||
| Scott Winters | winter002sco | 1909 | 12 g. | Grafton | Pennsylvania-West Virginia League | , | |
| Doc Wiseman | wisema001jul | 1909 | 132 g. | Nashville Volunteers | Southern Association | , | |
| Roy Witherup | wither001fos | 1909 | -9/6 | 12 g. | Washington | American League | Washington, DC |
| Harvey Witt | witt--002har | 1909 | +6/24+ | Clay Center Cubs | Central Kansas League | , | |
| Frederick Wohlleben | 1909 | 70 g. | Columbia Gamecocks | South Atlantic League | , | ||
| Frederick Wohlleben | 1909 | 31 g. | Lawrence Colts | New England League | , | ||
| Wolfe | 1909 | 11 g. | Los Angeles Angels | Pacific Coast League | , | ||
| Barney Wolfe | wolfe-001wil | 1909 | 11 g. | Savannah Indians | Central League | , | |
| Barney Wolfe | wolfe-001wil | 1909 | 13 g. | Wheeling Stogies | Central League | , | |
| Frank Wolfe | 1909 | 130 g. | Marion Diggers | Ohio State League | , | ||
| George Wolfe | 1909 | 112 g. | Portsmouth Truckers | Virginia League | , | ||
| Orville Wolfe | 1909 | 91 g. | Macomb Potters | Illinois-Missouri League | , | ||
| Orville Wolfe | 1909 | Kansas City Blues | American Association | , | |||
| Theobald Wolff | wolff-001the | 1909 | 17 g. | Galveston Sand Crabs | Texas League | , | |
| Theobald Wolff | wolff-001the | 1909 | Corpus Christi TX | Independent | , | ||
| Meldon Wolfgang | 1909 | 27 g. | Albany Senators | New York State League | , | ||
| John Wolford | 1909 | La Crosse Outcasts | Minnesota-Wisconsin League | , | |||
| William Wolverton | 1909 | 31 g. | Bartlesville Boosters | Western Association | , | ||
| John Womack | womack001har | 1909 | 46 g. | Muskogee Navigators | Western Association | , | |
| Louis Womble | womble001lou | 1909 | 29 g. | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |
| Louis Womble | womble001lou | 1909 | 7/29- | Charleston Sea Gulls/Knoxville Appalachians | South Atlantic League | , | |
| Carl Wood | wood--001car | 1909 | Springfield Midgets | Western Association | , | ||
| Eugene Woodburn | 1909 | Dallas Giants | Texas League | , | |||
| George Woodmancy | 1909 | Bay City | Southern Michigan League | , | |||
| Guy Woodruff | woodru001guy | 1909 | 6 g. | Memphis Turtles | Southern Association | , | |
| Guy Woodruff | woodru001guy | 1909 | 98 g. | New Castle Nocks/Alliance | Ohio-Pennsylvania League | , | |
| Guy Woodruff | woodru001guy | 1909 | Akron Champs | Ohio-Pennsylvania League | , | ||
| Sam Woodruff | woodru001orv | 1909 | 156 g. | Louisville Colonels | American Association | , | |
| Eugene Woods | 1909 | Buff.Hawthornes | Independent | , | |||
| Lewis Woods | woods-001lew | 1909 | 82 ab | Ellsworth Worthies | Central Kansas League | , | |
| Bennie Woodward | woodwa001b-- | 1909 | 54 g. | Winston-Salem Twins | Carolina Association | , | |
| Bennie Woodward | woodwa001b-- | 1909 | Spartanburg Spartans | Carolina Association | , | ||
| Woodyatt | 1909 | +5/20+ | Dixon IL Browns | Independent | , | ||
| Elijah Wooley | wooley001eli | 1909 | 151 g. | Topeka Jayhawks | Western League | , | |
| Clarence Workman | 1909 | Des Moines Col. | College | , | |||
| Ralph Works | works-002ral | 1909 | 16 g. | Detroit | American League | Detroit, MI | |
| Robert Worman | 1909 | 28 g. | Eau Claire Puffs | Minnesota-Wisconsin League | , | ||
| Harry Wormwood | 1909 | 61 g. | Fall River Indians | New England League | , | ||
| Worrell | 1909 | +6/24+ | Salina Trade Winners | Central Kansas League | , | ||
| John Wratten | wratte001irv | 1909 | 41 g. | Columbus Senators | American Association | , | |
| John Wratten | wratte001irv | 1909 | 93 g. | Newark Newks | Ohio State League | , | |
| Samuel Wray | 1909 | McKinney TX | Independent | , | |||
| Frank Wrenn | 1909 | +5/21+ | Raleigh Red Birds | East Carolina League | , | ||
| Wright | 1909 | 6 g. | Superior Blues | Minnesota-Wisconsin League | , | ||
| Wright | 1909 | 3 g. | Newport Pearl Diggers | Northeast Arkansas League | , | ||
| Forrest Wright | wright001for | 1909 | 62 g. | Frankfort Statesmen | Blue Grass League | , | |
| Gene Wright | wright001cla | 1909 | Spokane Indians | Northwestern League | , | ||
| Lucky Wright | wright007wil | 1909 | 4/17- | Hot Springs Vaporites | Arkansas State League | , | |
| Lucky Wright | wright007wil | 1909 | Newport Pearl Diggers | Northeast Arkansas League | , | ||
| Lucky Wright | wright015wil | 1909 | 4/18-5/18 | Cleveland | American League | Cleveland, OH | |
| Lucky Wright | wright015wil | 1909 | 6/2- | Toledo Mud Hens | American Association | , | |
| Pat Wright | wright003pat | 1909 | Little Rock Travelers | Southern Association | , | ||
| Red Wright | wright001jos | 1909 | 261 ab | Flint Vehicles | Southern Michigan League | , | |
| Samuel Wright | 1909 | President | Ohio-Pennsylvania League | , | |||
| Samuel Wright | 1909 | 38 g. | Topeka Jayhawks | Western League | , | ||
| William Wynne | wynne-001wil | 1909 | , | ||||
| Hogan Yancey | yancey001hog | 1909 | Transylvania U. | College | , | ||
| Hogan Yancey | yancey001hog | 1909 | 40 g. | Birmingham Barons | Southern Association | , | |
| Hogan Yancey | yancey001hog | 1909 | 62 g. | Binghamton Bingoes | New York State League | , | |
| Worth Yancey | 1909 | Bethany College | College | , | |||
| George Yantz | 1909 | 62 g. | Frankfort Statesmen | Blue Grass League | , | ||
| Charles Yeager | yeager001cha | 1909 | 68 g. | Monmouth Browns | Illinois-Missouri League | , | |
| Charles Yeager | yeager001cha | 1909 | 37 g. | Quincy Vets | Central Association | , | |
| George Yeager | yeager001geo | 1909 | St. Paul Saints | American Association | , | ||
| Yerkes | 1909 | +6/19-6/23+ | Wilmington/Sunbury | Atlantic League | , | ||
| Claude Yerkes | 1909 | Altoona Mountaineers | Tri-State League | , | |||
| David Yerkes | 1909 | +5/11-5/31+ | Wilmington/Sunbury | Atlantic League | , | ||
| David Yerkes | 1909 | +7/29-7/31+ | Raleigh Red Birds | East Carolina League | , | ||
| David Yerkes | 1909 | +8/5+ | Wilson Tobacconists | Eastern Carolina League | , | ||
| Steve Yerkes | yerkes001ste | 1909 | 4/28+ | Altoona Mountaineers | Tri-State League | , | |
| Steve Yerkes | yerkes001ste | 1909 | +5/19-7/18 | Wilson Tobacconists | Eastern Carolina League | , | |
| Steve Yerkes | yerkes001ste | 1909 | +8/13+ | Worcester Busters | New England League | , | |
| Steve Yerkes | yerkes001ste | 1909 | 9/16- | 5 g. | Boston | American League | Boston, MA |
| Earl Yingling | 1909 | 36 g. | Dayton Veterans | Central League | , | ||
| John Yoedt | 1909 | 37 g. | Connellsville Cokers | Pennsylvania-West Virginia League | , | ||
| William Yohe | yohe--002wil | 1909 | 126 g. | Shreveport Pirates | Texas League | , | |
| William Yohe | yohe--002wil | 1909 | Galveston Sand Crabs | Texas League | , | ||
| Benjamin Young | 1909 | 250 ab | Minneapolis Minnies | Central Kansas League | , | ||
| Herbert Yount | yount-001hen | 1909 | 33 g. | Freeport Pretzels | Wisconsin-Illinois League | , | |
| Elmer Zacher | zacher001elm | 1909 | 124 g. | New Haven Black Crows | Connecticut State League | , | |
| E. Zackert | 1909 | Ironwood | Independent | , | |||
| E. Zackert | 1909 | 43 g. | Duluth White Sox | Minnesota-Wisconsin League | , | ||
| George Zackert | 1909 | 40 g. | Waterloo Lulus | Central Association | , | ||
| Jack Zalusky | zalusk001joh | 1909 | 12 g. | Denver Grizzlies | Western League | , | |
| Jack Zalusky | zalusk001joh | 1909 | Lincoln Railsplitters | Western League | , | ||
| Carl Zamloch | 1909 | 43 g. | Sacramento Sacts | Pacific Coast League | , | ||
| Rollie Zeider | zeider001rol | 1909 | 189 g. | San Francisco Seals | Pacific Coast League | , | |
| Gus Zeimer | zeimer001gus | 1909 | 100 g. | Scranton Miners | New York State League | , | |
| John Zeller | zeller001j-- | 1909 | 30 g. | Springfield Ponies | Connecticut State League | , | |
| Lloyd Zimmerman | 1909 | 75 g. | Medicine Hat Hatters | Western Canada League | , | ||
| William Zimmerman | 1909 | Jersey City Skeeters | Eastern League | , | |||
| William Zimmerman | 1909 | Lynn Shoemakers | New England League | , | |||
| Bill Zink | zink--001wil | 1909 | 87 g. | Hutchinson Salt Packers | Kansas State League | , | |
| Guy Zinn | 1909 | 88 g. | Grafton | Pennsylvania-West Virginia League | , | ||
| Eddie Zinram | zinram001edw | 1909 | 33 g. | Terre Haute Hottentots | Central League | , | |
| Eddie Zinram | zinram001edw | 1909 | 16 g. | Denver Grizzlies | Western League | , | |
| Ed Zmich | zmich-001edw | 1909 | 63 g. | Marion Diggers | Ohio State League | , | |
| Harry Zollers | zoelle001har | 1909 | 100 g. | Altoona Mountaineers | Tri-State League | , | |
| Earl Zook | zook--001ear | 1909 | 79 ab | Adrian Yeggs | Southern Michigan League | , | |
| August Zurlage | zurlag001a-- | 1909 | Lexington Colts | Blue Grass League | , | ||
| August Zurlage | zurlag001a-- | 1909 | +9/8+ | Frankfort Statesmen | Blue Grass League | , | |
| John Zwicker | 1909 | Calgary Cowboys | Western Canada League | , | |||
| Dutch Zwilling | zwilli001edw | 1909 | 399 ab | Battle Creek Crickets | Southern Michigan League | , |