or
Player positions provided by the CFL and errors are known to exist
| Name | Position | Regular GP | # of Seasons (Years) | Also played for |
|---|---|---|---|---|
| Unamba, Don | DB | 3 | 1 (2017) | EDM, HAM, OTT, SSK, WPG |
| Underwood, Tiquan | WR | 15 | 2 (2016–2017) | HAM |
| Upshaw, Brad | DB | 30 | 3 (1971–1973) | |
| Usher, Nick | DL | 10 | 1 (2021) | EDM |
| Uteck, Larry | DB | 38 | 3 (1978–1980) | BC, OTT, TOR |
| “U” player count: 5 | ||||