| SP | Verlander, J.Verlander, Justin # >> | 36 | 2019 | R | 99 | 33 | 33 | 15 | 9 | 2.73 | .256 | 1.02 | 6.8 | 2.4 | 9.0 | 241.0 | 181 | 73 | 73 | 24 | 64 | 241 | 2 | 0 | 0 | 1 | 26 | 4 | 8 | 3.14 |
| SP | Chesbro, J.Chesbro, Jack >> | 30 | 1904 | R | 65 | 31 | 31 | 11 | 15 | 4.51 | .314 | 1.37 | 9.2 | 3.1 | 4.9 | 237.1 | 243 | 125 | 119 | 30 | 81 | 128 | 10 | 0 | 0 | 1 | 15 | 2 | 5 | 4.62 |
| RP | Doolittle, S.Doolittle, Sean >> | 31 | 2018 | L | 99 | 86 | 0 | 4 | 5 | 3.44 | .295 | 1.23 | 8.3 | 2.7 | 9.7 | 110.0 | 102 | 44 | 42 | 10 | 33 | 119 | 0 | 11 | 4 | 0 | 0 | 3 | 1 | 3.00 |
| RP | Nathan, J.Nathan, Joe # >> | 32 | 2006 | R | 87 | 69 | 0 | 1 | 6 | 5.57 | .337 | 1.46 | 9.2 | 3.9 | 7.5 | 76.0 | 78 | 47 | 47 | 10 | 33 | 63 | 0 | 6 | 7 | 0 | 0 | 5 | 3 | 4.55 |
| RP | Valverde, J.Valverde, Jose >> | 24 | 2003 | R | 63 | 38 | 0 | 2 | 6 | 7.57 | .380 | 1.84 | 9.0 | 7.6 | 9.6 | 44.0 | 44 | 37 | 37 | 5 | 37 | 47 | 0 | 3 | 3 | 0 | 0 | 0 | 2 | 4.86 |
| RP | Russell, J.Russell, Jeff >> | 28 | 1989 | R | 56 | 32 | 0 | 0 | 3 | 5.05 | .327 | 1.46 | 8.0 | 5.4 | 7.5 | 35.2 | 31 | 20 | 20 | 4 | 21 | 29 | 0 | 2 | 0 | 0 | 0 | 0 | 3 | 4.63 |
| SP | Camnitz, H.Camnitz, Howie >> | 28 | 1909 | R | 56 | 3 | 1 | 1 | 0 | 4.82 | .349 | 1.61 | 11.0 | 4.0 | 3.0 | 9.1 | 11 | 5 | 5 | 1 | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.11 |