| SP | Verlander, J.Verlander, Justin # >> | 36 | 2019 | R | 99 | 33 | 33 | 15 | 11 | 3.53 | .277 | 1.14 | 8.0 | 2.2 | 9.0 | 222.0 | 198 | 91 | 87 | 30 | 55 | 222 | 1 | 0 | 0 | 1 | 23 | 2 | 3 | 3.53 |
| SP | Caldwell, R.Caldwell, Ray >> | 26 | 1914 | R | 63 | 34 | 33 | 9 | 9 | 5.96 | .341 | 1.53 | 10.2 | 3.5 | 5.3 | 173.2 | 197 | 118 | 115 | 27 | 68 | 102 | 1 | 0 | 0 | 0 | 15 | 4 | 4 | 5.10 |
| SP | Liriano, F.Liriano, Francisco >> | 23 | 2006 | L | 57 | 34 | 31 | 2 | 10 | 7.17 | .378 | 1.80 | 11.4 | 4.9 | 7.7 | 111.2 | 141 | 93 | 89 | 15 | 60 | 95 | 0 | 0 | 0 | 0 | 0 | 3 | 10 | 4.75 |
| RP | Jansen, K.Jansen, Kenley † >> | 28 | 2016 | R | 97 | 111 | 0 | 16 | 4 | 3.74 | .276 | 1.14 | 7.8 | 2.4 | 8.8 | 159.0 | 138 | 69 | 66 | 20 | 43 | 155 | 0 | 9 | 7 | 0 | 0 | 1 | 1 | 3.52 |
| RP | Dibble, R.Dibble, Rob # >> | 26 | 1990 | R | 57 | 82 | 0 | 8 | 8 | 6.04 | .354 | 1.59 | 9.3 | 5.1 | 8.4 | 95.1 | 98 | 64 | 64 | 16 | 54 | 89 | 0 | 5 | 4 | 0 | 0 | 5 | 0 | 5.18 |
| RP | O'Day, D.O'Day, Darren >> | 28 | 2010 | R | 49 | 62 | 0 | 4 | 2 | 6.30 | .352 | 1.60 | 10.7 | 3.8 | 5.0 | 74.1 | 88 | 53 | 52 | 19 | 31 | 41 | 0 | 5 | 2 | 0 | 0 | 2 | 0 | 6.57 |