| SP | Buehler, W.Buehler, Walker # >> | 23 | 2018 | R | 84 | 18 | 18 | 9 | 6 | 4.35 | .292 | 1.22 | 8.3 | 2.7 | 8.9 | 103.1 | 95 | 53 | 50 | 14 | 31 | 102 | 0 | 0 | 0 | 0 | 10 | 2 | 3 | 3.75 |
| SP | Perez, P.Perez, Pascual >> | 31 | 1988 | R | 78 | 18 | 18 | 7 | 9 | 4.00 | .306 | 1.29 | 8.3 | 3.4 | 5.5 | 114.2 | 105 | 53 | 51 | 14 | 43 | 70 | 1 | 0 | 0 | 0 | 12 | 4 | 4 | 4.61 |
| SP | Hendricks, K.Hendricks, Kyle >> | 26 | 2016 | R | 73 | 18 | 18 | 3 | 11 | 6.57 | .350 | 1.59 | 10.2 | 4.2 | 6.4 | 101.1 | 114 | 74 | 74 | 23 | 47 | 72 | 0 | 0 | 0 | 0 | 4 | 3 | 3 | 6.02 |
| SP | Hershiser, O.Hershiser, Orel >> | 30 | 1988 | R | 41 | 17 | 17 | 6 | 8 | 5.90 | .357 | 1.65 | 10.6 | 4.4 | 6.2 | 103.2 | 121 | 70 | 68 | 16 | 50 | 71 | 2 | 0 | 0 | 0 | 6 | 2 | 6 | 5.16 |
| SU | Miller, A.Miller, Andrew >> | 29 | 2014 | L | 87 | 36 | 0 | 0 | 0 | 3.40 | .315 | 1.31 | 8.0 | 3.8 | 10.2 | 45.0 | 40 | 17 | 17 | 6 | 19 | 51 | 0 | 1 | 1 | 0 | 0 | 3 | 1 | 3.93 |
| RP | Soriano, R.Soriano, Rafael >> | 24 | 2003 | R | 83 | 55 | 0 | 1 | 4 | 3.04 | .283 | 1.15 | 7.4 | 3.0 | 11.2 | 71.0 | 58 | 24 | 24 | 6 | 24 | 88 | 0 | 2 | 2 | 0 | 0 | 2 | 0 | 2.72 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 73 | 39 | 0 | 1 | 0 | 3.44 | .294 | 1.23 | 8.8 | 2.4 | 9.6 | 49.2 | 48 | 19 | 19 | 6 | 13 | 52 | 0 | 2 | 1 | 0 | 0 | 1 | 3 | 3.33 |
| RP | Hoffman, T.Hoffman, Trevor >> | 31 | 1998 | R | 72 | 30 | 0 | 2 | 3 | 8.51 | .399 | 1.99 | 14.7 | 3.6 | 8.4 | 30.2 | 49 | 29 | 29 | 13 | 12 | 28 | 0 | 0 | 2 | 0 | 0 | 0 | 4 | 7.97 |
| SP | Halladay, R.Halladay, Roy >> | 28 | 2005 | R | 59 | 9 | 0 | 1 | 1 | 15.58 | .458 | 2.42 | 20.3 | 3.4 | 7.9 | 8.2 | 18 | 15 | 15 | 8 | 3 | 7 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 15.75 |