| SP | Greinke, Z.Greinke, Zack # >> | 32 | 2015 | R | 94 | 20 | 20 | 8 | 10 | 3.39 | .282 | 1.15 | 7.9 | 2.4 | 6.4 | 151.1 | 133 | 64 | 57 | 14 | 41 | 108 | 2 | 0 | 0 | 1 | 15 | 4 | 1 | 3.67 |
| SP | Cueto, J.Cueto, Johnny >> | 28 | 2014 | R | 75 | 19 | 19 | 6 | 7 | 5.88 | .344 | 1.55 | 10.0 | 4.1 | 6.1 | 128.2 | 142 | 88 | 84 | 22 | 58 | 87 | 2 | 0 | 0 | 2 | 7 | 2 | 0 | 5.28 |
| SP | Pfiester, J.Pfiester, Jack >> | 28 | 1906 | L | 74 | 19 | 19 | 4 | 13 | 7.08 | .368 | 1.71 | 11.5 | 3.9 | 5.1 | 128.1 | 164 | 104 | 101 | 21 | 55 | 73 | 5 | 0 | 0 | 0 | 3 | 5 | 4 | 5.40 |
| SP | Bender, C.Bender, Chief >> | 26 | 1910 | R | 72 | 19 | 19 | 9 | 4 | 4.07 | .320 | 1.40 | 9.3 | 3.4 | 5.3 | 152.2 | 157 | 72 | 69 | 14 | 57 | 89 | 5 | 0 | 0 | 0 | 9 | 2 | 4 | 4.19 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 80 | 53 | 0 | 0 | 6 | 4.06 | .277 | 1.12 | 7.5 | 2.7 | 7.2 | 64.1 | 53 | 30 | 29 | 12 | 19 | 51 | 0 | 7 | 4 | 0 | 0 | 2 | 4 | 4.83 |
| RP | Sutter, B.Sutter, Bruce >> | 24 | 1977 | R | 69 | 23 | 0 | 0 | 2 | 5.12 | .348 | 1.60 | 10.4 | 4.3 | 6.6 | 19.1 | 22 | 13 | 11 | 4 | 9 | 14 | 0 | 2 | 3 | 0 | 0 | 0 | 1 | 5.68 |
| RP | Dotel, O.Dotel, Octavio >> | 29 | 2002 | R | 68 | 13 | 0 | 1 | 2 | 2.61 | .340 | 1.55 | 9.0 | 5.4 | 14.4 | 10.1 | 10 | 3 | 3 | 1 | 6 | 16 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 2.90 |
| RP | Soria, J.Soria, Joakim >> | 24 | 2008 | R | 68 | 12 | 0 | 2 | 0 | 1.93 | .192 | 0.71 | 4.5 | 1.9 | 2.6 | 14.0 | 7 | 3 | 3 | 3 | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5.86 |
| SP | Schmidt, J.Schmidt, Jason >> | 30 | 2003 | R | 67 | 1 | 0 | 0 | 0 | 0.00 | .500 | 3.00 | - | - | - | 0.1 | 1 | 0 | 0 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |