| Name | BBrefID | Year | Span | Games | Team | League |
Location |
| Annear H. | | 1888 | | no g.
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Avery William | avery-002wil | 1888 | 5/10-6/14 |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Bader Herman | bader-001her | 1888 | |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Callendar William | callen001wil | 1888 | 5/8- |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Coyne | coyne-003--- | 1888 | 5/8-5/9 |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Creighton H. | creigh001h-- | 1888 | 5/12- |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Ford Tom | ford--003w-- | 1888 | 5/8-5/9 |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Ford Lawrence | ford--001law | 1888 | 5/9 |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Genins Frank | genins001c-- | 1888 | |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Gorman Jack | gorman001jac | 1888 | 5/13- |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Kienzler H. | | 1888 | |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Krehmeyer Charlie | krehme001cha | 1888 | |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Litz Abe | litz--002abr | 1888 | 5/8- |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| McAndries Thomas | mcandr003tho | 1888 | 5/10- |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| McClintock Robert | mcclin002wil | 1888 | 5/8-6/14 |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Moore A. | | 1888 | |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Smith Pacer | smith-041cha | 1888 | |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Straub Joe | straub001joe | 1888 | 5/10- |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Vallelly Thomas | vallel001tho | 1888 | 5/8- |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |
| Ziegler | ziegle001--- | 1888 | 5/8- |
| Denver Mountain Lions/Mountaineers | Western League |
Denver, CO |