| SP | Sampson, C.Sampson, Chris >> | 28 | 2006 | R | 77 | 23 | 23 | 0 | 4 | 3.26 | .273 | 1.11 | 7.3 | 2.7 | 4.4 | 80.0 | 65 | 29 | 29 | 7 | 24 | 39 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4.10 |
| SP | Richard, J.Richard, J.R. >> | 30 | 1980 | R | 96 | 22 | 22 | 12 | 5 | 2.78 | .260 | 1.05 | 6.0 | 3.4 | 8.4 | 161.2 | 108 | 52 | 50 | 14 | 61 | 150 | 4 | 0 | 0 | 3 | 17 | 1 | 1 | 3.42 |
| SP | Javier, C.Javier, Cristian >> | 25 | 2022 | R | 91 | 22 | 22 | 7 | 7 | 3.85 | .304 | 1.30 | 7.3 | 4.5 | 7.8 | 114.2 | 92 | 52 | 49 | 7 | 57 | 99 | 0 | 0 | 0 | 0 | 6 | 1 | 2 | 3.59 |
| SP | Verlander, J.Verlander, Justin † >> | 36 | 2019 | R | 100 | 21 | 21 | 9 | 3 | 2.54 | .220 | 0.84 | 5.7 | 1.8 | 8.9 | 155.2 | 99 | 46 | 44 | 17 | 31 | 154 | 7 | 0 | 0 | 3 | 17 | 2 | 4 | 3.08 |
| RP | Wagner, B.Wagner, Billy >> | 28 | 1999 | L | 97 | 57 | 0 | 7 | 3 | 3.00 | .269 | 1.09 | 6.0 | 3.8 | 9.7 | 78.0 | 52 | 26 | 26 | 13 | 33 | 84 | 0 | 6 | 3 | 0 | 0 | 1 | 1 | 4.32 |
| RP | Blubaugh, A.Blubaugh, AJ † >> | 24 | 2025 | R | 77 | 45 | 0 | 9 | 3 | 2.41 | .241 | 0.94 | 4.8 | 3.7 | 7.3 | 108.1 | 58 | 30 | 29 | 14 | 44 | 87 | 0 | 5 | 1 | 0 | 0 | 1 | 0 | 4.32 |
| RP | Pressly, R.Pressly, Ryan >> | 33 | 2022 | R | 68 | 20 | 0 | 4 | 2 | 2.96 | .305 | 1.32 | 10.1 | 1.9 | 9.0 | 24.1 | 27 | 8 | 8 | 1 | 5 | 24 | 0 | 5 | 1 | 0 | 0 | 0 | 0 | 2.17 |
| RP | Dawley, B.Dawley, Bill >> | 25 | 1983 | R | 54 | 15 | 0 | 3 | 1 | 1.27 | .273 | 1.08 | 6.4 | 3.4 | 6.9 | 21.1 | 15 | 3 | 3 | 1 | 8 | 16 | 0 | 3 | 1 | 0 | 0 | 1 | 0 | 3.38 |
| RP | Okert, S.Okert, Steven >> | 33 | 2025 | L | 65 | 12 | 0 | 0 | 0 | 1.98 | .241 | 0.95 | 6.2 | 2.8 | 10.4 | 13.2 | 9 | 3 | 3 | 1 | 4 | 15 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 2.62 |