| SP | Greinke, Z.Greinke, Zack >> | 32 | 2015 | R | 94 | 33 | 33 | 14 | 13 | 3.62 | .274 | 1.12 | 7.8 | 2.3 | 6.0 | 231.0 | 200 | 99 | 93 | 22 | 58 | 153 | 11 | 0 | 0 | 4 | 21 | 4 | 2 | 3.72 |
| SP | Hernandez, F.Hernandez, Felix >> | 28 | 2014 | R | 79 | 30 | 30 | 8 | 18 | 5.42 | .351 | 1.60 | 10.8 | 3.7 | 7.6 | 189.1 | 226 | 120 | 114 | 26 | 77 | 160 | 4 | 0 | 0 | 0 | 12 | 4 | 11 | 4.38 |
| SP | Pfiester, J.Pfiester, Jack >> | 28 | 1906 | L | 73 | 31 | 31 | 16 | 11 | 3.90 | .314 | 1.37 | 8.8 | 3.5 | 5.3 | 221.2 | 217 | 101 | 96 | 18 | 86 | 131 | 13 | 0 | 0 | 4 | 16 | 1 | 1 | 4.05 |
| RP | Benoit, J.Benoit, Joaquin >> | 33 | 2010 | R | 95 | 89 | 0 | 5 | 4 | 4.74 | .341 | 1.54 | 10.4 | 3.5 | 8.0 | 106.1 | 123 | 59 | 56 | 15 | 41 | 94 | 0 | 13 | 2 | 0 | 0 | 1 | 3 | 4.25 |
| RP | Treinen, B.Treinen, Blake >> | 30 | 2018 | R | 79 | 57 | 0 | 1 | 2 | 3.07 | .290 | 1.23 | 8.0 | 3.1 | 7.5 | 73.1 | 65 | 26 | 25 | 7 | 25 | 61 | 0 | 5 | 0 | 0 | 0 | 0 | 6 | 3.60 |
| RP | Balfour, G.Balfour, Grant >> | 31 | 2008 | R | 74 | 35 | 0 | 0 | 0 | 4.87 | .378 | 1.77 | 8.1 | 8.1 | 9.0 | 40.2 | 36 | 23 | 22 | 5 | 36 | 40 | 0 | 2 | 0 | 0 | 0 | 2 | 2 | 5.48 |
| RP | Soria, J.Soria, Joakim >> | 24 | 2008 | R | 67 | 32 | 0 | 0 | 0 | 4.68 | .310 | 1.35 | 8.8 | 3.4 | 6.0 | 42.1 | 41 | 24 | 22 | 10 | 16 | 28 | 0 | 1 | 1 | 0 | 0 | 0 | 1 | 5.90 |