or
Player positions provided by the CFL and errors are known to exist
Other teams associated with the Ottawa Rough Riders:
| Name | Position | Regular GP | # of Seasons (Years) | Also played for |
|---|---|---|---|---|
| Tagoai, Junior | LB | 2 | 1 (1996) | WPG |
| Talcott, Don | T | 11 | 1 (1949) | |
| Tamowski, Hank | FW, HB | 19 | 2 (1953–1954) | |
| Taylor, Brad | QB | 7 | 1 (1987) | EDM |
| Taylor, Carl | DE | 18 | 2 (1974–1975) | SSK |
| Taylor, David | WR | 8 | 1 (1987) | WPG |
| Taylor, Henry | LB | 12 | 2 (1985–1986) | |
| Taylor, Hugh “Bones” | E | 12 | 1 (1955) | |
| Taylor, Jack | C, G, T | 12 | 2 (1939–1940) | HAM, TOR |
| Taylor, Joe | WR | 0 | 1 (1981) | MTL |
| Taylor, Steve | QB | 18 | 1 (1996) | CGY, EDM, HAM |
| Taylor, Treamelle | WR | 16 | 1 (1992) | |
| Teague, Matthew | DL | 2 | 1 (1982) | SSK, TOR |
| Teal, Jimmy | LB | 5 | 1 (1977) | |
| Tedford, Art | G, T | 12 | 2 (1933–1934) | HAM |
| Thelen, Dave | FB | 96 | 7 (1958–1964) | TOR |
| Thomas, Andrew | DB | 12 | 1 (1994) | BC, TOR, WPG |
| Thomas, Bud | FW, QB | 6 | 1 (1931) | |
| Thomas, Gene | HB | 0 | 1 (1969) | |
| Thomas, Rodney | DB | 6 | 1 (1994) | |
| Thompkins, Jerry | QB | 2 | 1 (1960) | MTL |
| Thompson, Alan | U | 2 | 1 (1972) | |
| Thompson, Dale | DB | 1 | 1 (1986) | EDM |
| Thompson, Greg | FB, RB | 29 | 3 (1969–1971) | EDM |
| Thompson, Pete | E | 35 | 3 (1965–1967) | |
| Thorsland, Oscar | E | 4 | 1 (1963) | |
| Thurman, Tyrone | WR | 11 | 2 (1989–1990) | |
| Tierney, Brad | G, T | 70 | 5 (1989–1992, 1994) | WPG |
| Tittley, Larry | C | 53 | 5 (1980–1984) | CGY, MTL |
| Tommy, Andy | HB | 52 | 10 (1933–1940, 1946–1947) | TOR |
| Tommy, Jed | RB | 22 | 2 (1990, 1995) | HAM |
| Tosh, Wayne | DB | 113 | 8 (1971–1978) | |
| Towns, Tom | LB | 16 | 1 (1985) | EDM |
| Tracy, Tom “The Bomb” | HB, K | 15 | 2 (1955–1956) | |
| Treadwell, Jack | E, HB | 1 | 1 (1938) | |
| Tremblay, Wilf | HB, K | 64 | 9 (1938–1940, 1945–1950) | SSK |
| Tripucka, Frank | P, QB | 8 | 1 (1959) | SSK |
| Troop, Alex | LB | 22 | 3 (1986–1988) | |
| Trudel, Remi | DB | 40 | 3 (1993–1995) | BC |
| Tsangaris, Chris | LB | 15 | 2 (1995–1996) | MTL, TOR, WPG |
| Tucker, Whit | FL, WR | 121 | 9 (1962–1970) | |
| Turcotte, Jeff | T | 65 | 5 (1975–1978, 1980) | |
| Turner, Hank | G | 4 | 1 (1931) | |
| Turner, Howie | HB, P | 91 | 8 (1947–1954) | |
| Turner, Odessa | WR | 17 | 1 (1995) | |
| Turner, Wylie | DB | 2 | 1 (1986) | WPG |
| Tyler, Maurice | DB | 8 | 1 (1980) | |
| “T” player count: 47 | ||||