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