| SP | Greinke, Z.Greinke, Zack # >> | 32 | 2015 | R | 92 | 20 | 20 | 7 | 7 | 3.73 | .283 | 1.15 | 7.8 | 2.6 | 9.3 | 140.0 | 121 | 60 | 58 | 17 | 40 | 145 | 5 | 0 | 0 | 1 | 13 | 5 | 1 | 3.47 |
| SP | Lackey, J.Lackey, John >> | 38 | 2016 | R | 60 | 19 | 19 | 5 | 7 | 7.25 | .355 | 1.62 | 11.1 | 3.5 | 7.9 | 99.1 | 122 | 81 | 80 | 16 | 39 | 87 | 0 | 0 | 0 | 0 | 6 | 3 | 4 | 4.62 |
| SP | Paxton, J.Paxton, James >> | 29 | 2018 | L | 46 | 19 | 19 | 6 | 7 | 6.75 | .370 | 1.71 | 11.7 | 3.6 | 11.1 | 92.0 | 120 | 71 | 69 | 22 | 37 | 113 | 0 | 0 | 0 | 0 | 5 | 5 | 3 | 5.02 |
| RP | Feliz, N.Feliz, Neftali >> | 22 | 2010 | R | 66 | 48 | 0 | 5 | 3 | 5.43 | .329 | 1.44 | 9.0 | 4.1 | 10.7 | 64.2 | 64 | 40 | 39 | 12 | 29 | 76 | 0 | 1 | 1 | 0 | 0 | 2 | 2 | 4.52 |
| RP | Rivero, F.Rivero, Felipe >> | 27 | 2019 | L | 48 | 45 | 0 | 5 | 3 | 5.31 | .327 | 1.42 | 10.4 | 2.5 | 13.6 | 57.2 | 66 | 36 | 34 | 11 | 16 | 86 | 0 | 0 | 1 | 0 | 0 | 2 | 2 | 3.44 |
| RP | Santos, S.Santos, Sergio >> | 27 | 2011 | R | 31 | 38 | 0 | 1 | 1 | 4.05 | .327 | 1.44 | 7.2 | 5.9 | 11.7 | 46.2 | 37 | 21 | 21 | 1 | 30 | 60 | 0 | 5 | 2 | 0 | 0 | 1 | 1 | 2.70 |
| RP | Rondon, H.Rondon, Hector >> | 27 | 2015 | R | 25 | 41 | 0 | 2 | 1 | 4.96 | .320 | 1.37 | 8.8 | 3.6 | 8.4 | 45.1 | 44 | 25 | 25 | 4 | 18 | 42 | 0 | 2 | 1 | 0 | 0 | 2 | 0 | 3.62 |
| SP | Halladay, R.Halladay, Roy >> | 33 | 2010 | R | 43 | 22 | 0 | 3 | 5 | 6.75 | .374 | 1.74 | 13.6 | 2.2 | 6.4 | 41.1 | 62 | 31 | 31 | 11 | 10 | 29 | 0 | 2 | 3 | 0 | 0 | 2 | 0 | 5.95 |