| SP | Greinke, Z.Greinke, Zack >> | 32 | 2015 | R | 94 | 27 | 27 | 9 | 13 | 5.14 | .314 | 1.33 | 9.5 | 2.5 | 5.0 | 175.0 | 184 | 102 | 100 | 34 | 49 | 97 | 4 | 0 | 0 | 2 | 9 | 7 | 2 | 5.38 |
| SP | Pfiester, J.Pfiester, Jack >> | 28 | 1906 | L | 74 | 26 | 26 | 9 | 9 | 4.70 | .311 | 1.35 | 8.6 | 3.6 | 4.7 | 183.2 | 174 | 101 | 96 | 20 | 74 | 96 | 9 | 0 | 0 | 2 | 9 | 1 | 2 | 4.60 |
| SP | Tudor, J.Tudor, John # >> | 31 | 1985 | L | 63 | 25 | 25 | 10 | 7 | 3.98 | .284 | 1.17 | 8.5 | 2.1 | 5.2 | 172.0 | 162 | 79 | 76 | 14 | 40 | 99 | 3 | 0 | 0 | 1 | 13 | 3 | 5 | 3.66 |
| SP | Coveleski, S.Coveleski, Stan # >> | 28 | 1917 | R | 62 | 25 | 25 | 9 | 11 | 5.06 | .337 | 1.48 | 9.1 | 4.3 | 5.0 | 147.2 | 148 | 88 | 83 | 16 | 71 | 81 | 0 | 0 | 0 | 0 | 9 | 6 | 2 | 4.88 |
| SP | Hudson, D.Hudson, Daniel >> | 23 | 2010 | R | 60 | 24 | 24 | 10 | 9 | 5.26 | .334 | 1.47 | 8.5 | 4.8 | 5.9 | 138.2 | 131 | 88 | 81 | 20 | 73 | 90 | 1 | 0 | 0 | 0 | 12 | 5 | 10 | 5.28 |
| RP | Hader, J.Hader, Josh † >> | 24 | 2018 | L | 94 | 67 | 0 | 4 | 3 | 2.34 | .240 | 0.93 | 5.1 | 3.3 | 10.9 | 103.2 | 58 | 29 | 27 | 7 | 38 | 125 | 0 | 11 | 0 | 0 | 0 | 2 | 0 | 2.62 |
| SP | Halladay, R.Halladay, Roy >> | 28 | 2005 | R | 48 | 24 | 0 | 1 | 4 | 5.31 | .328 | 1.44 | 8.4 | 4.7 | 3.0 | 42.1 | 39 | 25 | 25 | 9 | 22 | 14 | 0 | 2 | 1 | 0 | 0 | 1 | 0 | 6.76 |