or
Player positions provided by the CFL and errors are known to exist
| Name | Position | Regular GP | # of Seasons (Years) | Also played for |
|---|---|---|---|---|
| Uecker, Vern | G | 4 | 1 (1957) | |
| Ulmer, Ed Jr. | HB, LB | 99 | 7 (1965–1971) | OTT |
| Unamba, Don | LB | 18 | 1 (2014) | EDM, HAM, MTL, OTT, SSK |
| Uperesa, Tu'ufuli “Duke” | G, WR | 32 | 2 (1973–1974) | BC, CGY, OTT |
| Utz, Silas “Sonny” III | HB | 12 | 1 (1967) | |
| “U” player count: 5 | ||||