or
Player positions provided by the CFL and errors are known to exist
| Name | Position | Regular GP | # of Seasons (Years) | Also played for |
|---|---|---|---|---|
| Jackson, Curtis | WR | 9 | 1 (1999) | OTT |
| Jackson, Don | RB | 1 | 1 (2021) | CGY |
| Jackson, Earnest | WR | 3 | 1 (2008) | |
| Jackson, Howard Jr. | RB | 4 | 1 (2005) | |
| Jackson, Jamacia | LB | 12 | 1 (2007) | |
| Jackson, Steve | FB, SB, WR | 79 | 6 (1984–1989) | |
| Jackson, Tim | DB | 44 | 3 (1991–1993) | TOR |
| Jambrosic, Nik | K | 26 | 2 (1977–1978) | |
| James, Drisan | WR | 13 | 2 (2009–2010) | |
| James, Elmer “Poncho” | RB | 6 | 1 (1985) | |
| James, Shannon | DB | 12 | 1 (2010) | CGY |
| Janes, Jerry | E | 1 | 1 (1960) | BC, CGY |
| Jarus, Bob | FB | 16 | 2 (1960–1961) | |
| Jauch, Jim | DB | 22 | 2 (1992–1993) | CGY, EDM |
| Jauch, Joey | SB | 31 | 3 (1992–1994) | MTL, SSK |
| Jayoussi, Tarek | SB | 15 | 1 (1998) | |
| Jean-Mary, Patrick | LB | 2 | 1 (2012) | |
| Jeffers, Boley | HB | 14 | 3 (1933–1935) | TOR |
| Jenkins, Ventrell | DL | 1 | 1 (2011) | MTL |
| Jenkins, Walt | E, G | 6 | 1 (1956) | PRTHUR, SAR |
| Jensen, Craig | DB | 4 | 1 (1977) | |
| Jessamy, Charles | RB | 10 | 1 (1975) | |
| Jett, DeWayne | WR | 6 | 1 (1984) | |
| Jimenez, Jason | OT | 23 | 2 (2010–2011) | BC |
| Johnson, Belton | OT | 17 | 2 (2010–2011) | EDM, SSK, WPG |
| Johnson, Christopher | LB | 2 | 1 (2014) | |
| Johnson, Delano | DL | 6 | 1 (2016) | TOR |
| Johnson, Jamall | LB | 80 | 5 (2009–2013) | BC |
| Johnson, Jeff | FB | 8 | 1 (1987) | CGY |
| Johnson, Jeff | RB | 36 | 2 (2000–2001) | TOR |
| Johnson, Johnny | QB | 1 | 1 (1997) | |
| Johnson, Josh | DB | 9 | 1 (2018) | BC, EDM, OTT, WPG |
| Johnson, Paul | HB | 13 | 2 (1970–1971) | |
| Johnson, Ron | WR | 42 | 3 (1982–1984) | |
| Jonas, Don | K, QB | 9 | 1 (1974) | TOR, WPG |
| Joncas, Jean-Francois | OL | 0 | 1 (2004) | |
| Jones, Blackie | E | 0 | 1 (1953) | |
| Jones, Brian | WR | 9 | 1 (2019) | SSK, TOR |
| Jones, Chris | WR | 1 | 1 (1996) | |
| Jones, Eary | DL | 6 | 1 (1979) | SSK |
| Jones, Edgar “Special Delivery” | FB, K | 12 | 1 (1950) | |
| Jones, Jimmie Lee | RB | 1 | 1 (1976) | |
| Jones, Jimmy | QB | 46 | 3 (1976–1978) | MTL, OTT |
| Jones, Johnnie | RB | 12 | 2 (1987–1988) | |
| Jones, Khari | QB | 8 | 1 (2005) | BC, CGY, WPG |
| Jones, Kyle | LB | 13 | 1 (2011) | BC, TOR, WPG |
| Jones, Lee | DL | 1 | 1 (1990) | |
| Jones, Mike | DE | 9 | 1 (1991) | |
| Jones, Mike | R, WR | 58 | 4 (2016–2019) | EDM |
| Jones, Onrea | WR | 33 | 2 (2012–2013) | OTT |
| Jones, Ray | E | 11 | 2 (1948, 1950) | BRNT, HAMWC |
| Jones, Gene | E, HB | 11 | 2 (1959–1960) | |
| Jordan, Avery | OL | 9 | 1 (2018) | |
| Jordan, Eddie | HB | 12 | 2 (1939–1940) | |
| Jordan, Stephen | DB | 36 | 2 (1989–1990) | EDM |
| Joseph, Alex | LB | 1 | 1 (2012) | |
| Josue, Steve | DE | 9 | 1 (2006) | |
| Jourdain, Yonel | RB | 6 | 1 (1997) | |
| Jovanovich, Mike | T | 27 | 2 (1992–1993) | MTL, OTT, TOR |
| Joyce, Jim | HB | 2 | 1 (1960) | |
| Juhasz, Mike | WR | 15 | 1 (2000) | CGY |
| Jukes, Kyler | OL | 1 | 1 (2006) | TOR |
| Jurineack, Terrell | DT | 6 | 1 (2003) | SSK |
| Jusdanis, Larry | QB | 8 | 1 (1996) | MTL |
| Justin, Airabin | DB | 30 | 3 (2004–2006) | EDM, SSK |
| “J” player count: 65 | ||||