| SP | Buehler, W.Buehler, Walker >> | 23 | 2018 | R | 84 | 34 | 34 | 10 | 10 | 4.89 | .319 | 1.38 | 8.4 | 4.0 | 8.8 | 189.2 | 176 | 105 | 103 | 32 | 85 | 185 | 0 | 0 | 0 | 0 | 15 | 6 | 4 | 4.69 |
| SP | Hendricks, K.Hendricks, Kyle >> | 26 | 2016 | R | 73 | 33 | 32 | 12 | 9 | 5.32 | .344 | 1.52 | 9.5 | 4.2 | 5.8 | 184.1 | 195 | 113 | 109 | 38 | 86 | 119 | 1 | 1 | 0 | 0 | 12 | 9 | 1 | 5.94 |
| SP | Strasburg, S.Strasburg, Stephen >> | 28 | 2017 | R | 66 | 31 | 30 | 15 | 5 | 4.45 | .290 | 1.19 | 7.8 | 2.9 | 8.5 | 188.0 | 162 | 95 | 93 | 30 | 61 | 178 | 1 | 0 | 0 | 1 | 16 | 7 | 1 | 4.27 |
| CL | Street, H.Street, Huston >> | 29 | 2012 | R | 96 | 73 | 0 | 6 | 7 | 2.89 | .275 | 1.07 | 5.9 | 3.8 | 8.7 | 81.0 | 53 | 26 | 26 | 7 | 34 | 78 | 0 | 37 | 8 | 0 | 0 | 5 | 4 | 3.64 |
| RP | Percival, T.Percival, Troy >> | 26 | 1995 | R | 80 | 83 | 0 | 6 | 5 | 3.76 | .302 | 1.26 | 7.0 | 4.5 | 8.4 | 88.2 | 68 | 38 | 37 | 15 | 44 | 82 | 0 | 4 | 5 | 0 | 0 | 3 | 0 | 4.95 |
| RP | Betancourt, R.Betancourt, Rafael >> | 32 | 2007 | R | 74 | 55 | 0 | 1 | 4 | 3.00 | .259 | 1.03 | 6.3 | 3.0 | 7.7 | 60.0 | 42 | 21 | 20 | 5 | 20 | 51 | 0 | 2 | 2 | 0 | 0 | 1 | 0 | 3.43 |
| RP | Zimmerman, J.Zimmerman, Jeff >> | 27 | 1999 | R | 66 | 40 | 0 | 1 | 1 | 1.47 | .272 | 1.09 | 7.3 | 2.8 | 5.8 | 36.2 | 29 | 8 | 6 | 2 | 11 | 23 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 3.44 |
| RP | Saucier, K.Saucier, Kevin >> | 25 | 1981 | L | 54 | 113 | 0 | 4 | 2 | 2.52 | .278 | 1.13 | 6.6 | 3.7 | 5.2 | 103.2 | 75 | 31 | 29 | 6 | 42 | 60 | 0 | 1 | 3 | 0 | 0 | 3 | 3 | 3.90 |