Player positions provided by the CFL and errors are known to exist
| Name | Position | Regular GP | # of Seasons (Years) | Also played for |
|---|---|---|---|---|
| Sanders, Jock | RB | 5 | 1 (2015) | BC, CGY, SSK |
| Scarfone, Jacob | WR | 4 | 1 (2018) | |
| Scott, Kevin | LS | 17 | 1 (2014) | HAM, SSK |
| Sermons, Brandon | CB, DB | 9 | 2 (2015–2016) | HAM |
| Shaw, Kenny | WR | 3 | 1 (2017) | SSK, TOR |
| Sherman, Teague | DB | 4 | 2 (2017–2018) | WPG |
| Shologan, Keith | DT | 34 | 2 (2014–2015) | MTL, SSK, WPG |
| Silas, Jake | OL, RT | 18 | 2 (2016–2017) | |
| Simmons, Jasper | LB | 17 | 1 (2014) | CGY, TOR, WPG |
| Sinopoli, Brad | SB, WR | 68 | 4 (2015–2018) | CGY |
| Smith, Jamill | R, WR | 25 | 3 (2014–2016) | EDM |
| Smith, Marlon | DE, DL | 19 | 3 (2014–2016) | |
| Smith, Teidrick | DL | 2 | 1 (2017) | |
| Spencer, Diontae | WR | 35 | 2 (2017–2018) | TOR |
| Stangby, Joshua | WR | 14 | 2 (2016–2017) | |
| “S” player count: 15 | ||||