| SP | Kluber, C.Kluber, Corey >> | 31 | 2017 | R | 96 | 28 | 28 | 13 | 13 | 4.45 | .291 | 1.21 | 8.6 | 2.3 | 10.0 | 192.1 | 183 | 96 | 95 | 35 | 49 | 214 | 6 | 0 | 0 | 0 | 16 | 5 | 3 | 3.98 |
| SP | Richards, G.Richards, Garrett >> | 26 | 2014 | R | 73 | 28 | 28 | 9 | 12 | 5.18 | .326 | 1.45 | 10.0 | 3.1 | 7.8 | 182.1 | 203 | 107 | 105 | 30 | 62 | 158 | 2 | 0 | 0 | 2 | 11 | 0 | 11 | 4.43 |
| SP | Keuchel, D.Keuchel, Dallas >> | 27 | 2015 | L | 69 | 27 | 27 | 8 | 15 | 6.94 | .370 | 1.74 | 11.6 | 4.1 | 8.7 | 164.2 | 212 | 136 | 127 | 36 | 74 | 158 | 2 | 0 | 0 | 1 | 7 | 4 | 2 | 5.35 |
| SP | Iwakuma, H.Iwakuma, Hisashi >> | 32 | 2013 | R | 64 | 27 | 27 | 14 | 7 | 4.32 | .314 | 1.34 | 9.0 | 3.1 | 7.7 | 185.1 | 186 | 97 | 89 | 25 | 63 | 159 | 0 | 0 | 0 | 0 | 17 | 6 | 6 | 4.16 |
| RP | Green, C.Green, Chad † >> | 26 | 2017 | R | 97 | 75 | 0 | 6 | 5 | 2.56 | .257 | 1.02 | 5.4 | 3.7 | 10.9 | 130.0 | 78 | 37 | 37 | 12 | 54 | 158 | 0 | 9 | 2 | 0 | 0 | 3 | 4 | 3.08 |
| RP | Benoit, J.Benoit, Joaquin >> | 33 | 2010 | R | 95 | 59 | 0 | 6 | 4 | 2.55 | .253 | 0.92 | 5.8 | 2.4 | 10.3 | 74.0 | 48 | 23 | 21 | 6 | 20 | 85 | 0 | 8 | 2 | 0 | 0 | 7 | 3 | 2.85 |
| RP | Boxberger, B.Boxberger, Brad >> | 26 | 2014 | R | 88 | 47 | 0 | 2 | 3 | 3.94 | .308 | 1.33 | 6.9 | 5.1 | 10.9 | 48.0 | 37 | 21 | 21 | 5 | 27 | 58 | 0 | 7 | 2 | 0 | 0 | 0 | 6 | 3.63 |
| RP | Parker, B.Parker, Blake >> | 32 | 2017 | R | 79 | 38 | 0 | 2 | 2 | 3.44 | .313 | 1.36 | 10.0 | 2.5 | 9.8 | 36.2 | 40 | 14 | 14 | 3 | 10 | 39 | 0 | 7 | 1 | 0 | 0 | 0 | 3 | 2.75 |
| RP | McHugh, C.McHugh, Collin >> | 31 | 2018 | R | 64 | 26 | 0 | 0 | 0 | 3.58 | .279 | 1.16 | 8.2 | 2.5 | 11.5 | 32.2 | 29 | 14 | 13 | 9 | 9 | 41 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4.94 |