| SP | Greinke, Z.Greinke, Zack † >> | 32 | 2015 | R | 92 | 25 | 25 | 13 | 8 | 3.53 | .267 | 1.05 | 7.2 | 2.3 | 7.5 | 178.1 | 142 | 70 | 70 | 26 | 46 | 148 | 4 | 0 | 0 | 3 | 13 | 7 | 3 | 4.13 |
| SP | Wainwright, A.Wainwright, Adam >> | 29 | 2010 | R | 57 | 24 | 24 | 11 | 7 | 4.84 | .324 | 1.40 | 9.4 | 3.2 | 8.0 | 147.0 | 153 | 86 | 79 | 30 | 53 | 130 | 3 | 0 | 0 | 0 | 12 | 5 | 3 | 5.07 |
| SP | Porcello, R.Porcello, Rick >> | 27 | 2016 | R | 56 | 24 | 24 | 9 | 9 | 5.93 | .332 | 1.46 | 10.9 | 2.3 | 6.1 | 145.2 | 176 | 97 | 96 | 30 | 37 | 99 | 2 | 0 | 0 | 1 | 8 | 4 | 1 | 5.17 |
| SP | Bieber, S.Bieber, Shane # >> | 24 | 2019 | R | 51 | 24 | 24 | 13 | 7 | 3.49 | .267 | 1.07 | 7.5 | 2.1 | 10.5 | 167.2 | 140 | 70 | 65 | 27 | 39 | 194 | 1 | 0 | 0 | 0 | 17 | 4 | 6 | 3.55 |
| RP | Sanchez, A.Sanchez, Aaron † >> | 21 | 2014 | R | 91 | 69 | 0 | 8 | 2 | 3.18 | .250 | 0.98 | 5.4 | 3.4 | 7.0 | 102.0 | 61 | 36 | 36 | 14 | 39 | 79 | 0 | 6 | 1 | 0 | 0 | 2 | 2 | 4.44 |
| RP | Gallegos, G.Gallegos, Giovanny # >> | 27 | 2019 | R | 83 | 53 | 0 | 2 | 5 | 6.50 | .330 | 1.46 | 10.0 | 3.2 | 10.3 | 62.1 | 69 | 46 | 45 | 16 | 22 | 71 | 0 | 9 | 6 | 0 | 0 | 1 | 2 | 5.18 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 74 | 41 | 0 | 4 | 2 | 5.04 | .315 | 1.34 | 8.5 | 3.6 | 11.0 | 50.0 | 47 | 28 | 28 | 12 | 20 | 61 | 0 | 2 | 2 | 0 | 0 | 2 | 0 | 5.00 |
| RP | Gregerson, L.Gregerson, Luke >> | 26 | 2010 | R | 71 | 29 | 0 | 0 | 2 | 5.01 | .326 | 1.45 | 9.3 | 3.9 | 11.3 | 32.1 | 33 | 18 | 18 | 8 | 14 | 40 | 0 | 6 | 0 | 0 | 0 | 0 | 0 | 5.06 |
| RP | McHugh, C.McHugh, Collin >> | 31 | 2018 | R | 61 | 23 | 0 | 1 | 0 | 1.73 | .220 | 0.85 | 4.5 | 3.1 | 10.0 | 26.0 | 13 | 5 | 5 | 3 | 9 | 29 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3.31 |
| RP | Salas, F.Salas, Fernando >> | 26 | 2011 | R | 43 | 20 | 0 | 0 | 0 | 4.32 | .286 | 1.20 | 6.8 | 4.0 | 8.3 | 25.0 | 19 | 12 | 12 | 4 | 11 | 23 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.56 |
| SP | Johnson, J.Johnson, Josh >> | 26 | 2010 | R | 39 | 5 | 0 | 2 | 0 | 4.61 | .281 | 1.10 | 9.0 | 1.4 | 11.1 | 13.2 | 13 | 7 | 7 | 2 | 2 | 16 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 3.23 |