| SP | Greinke, Z.Greinke, Zack >> | 32 | 2015 | R | 94 | 34 | 34 | 9 | 19 | 3.49 | .277 | 1.14 | 7.9 | 2.5 | 6.5 | 252.2 | 220 | 105 | 98 | 30 | 69 | 183 | 8 | 0 | 0 | 1 | 22 | 2 | 2 | 3.94 |
| SP | Chesbro, J.Chesbro, Jack # >> | 30 | 1904 | R | 65 | 32 | 32 | 10 | 18 | 4.72 | .318 | 1.38 | 9.2 | 3.2 | 4.6 | 232.2 | 237 | 128 | 122 | 28 | 83 | 119 | 10 | 0 | 0 | 0 | 12 | 5 | 9 | 4.68 |
| RP | Benoit, J.Benoit, Joaquin >> | 33 | 2010 | R | 95 | 84 | 0 | 2 | 4 | 3.38 | .295 | 1.22 | 8.2 | 2.8 | 8.1 | 117.1 | 107 | 52 | 44 | 15 | 36 | 105 | 0 | 9 | 5 | 0 | 0 | 4 | 2 | 3.90 |
| RP | Valverde, J.Valverde, Jose >> | 24 | 2003 | R | 64 | 76 | 0 | 3 | 6 | 3.93 | .322 | 1.41 | 6.9 | 5.9 | 9.1 | 89.1 | 68 | 41 | 39 | 7 | 58 | 90 | 0 | 3 | 1 | 0 | 0 | 1 | 2 | 3.99 |
| SP | Caldwell, R.Caldwell, Ray >> | 26 | 1914 | R | 64 | 2 | 2 | 1 | 0 | 1.93 | .288 | 1.21 | 8.4 | 2.6 | 3.2 | 14.0 | 13 | 6 | 3 | 1 | 4 | 5 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 4.07 |
| SP | McGinnity, J.McGinnity, Joe >> | 33 | 1904 | R | 50 | 1 | 0 | 0 | 0 | 0.00 | .200 | 0.75 | 9.0 | 0.0 | 0.0 | 1.1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 |
| SP | Liriano, F.Liriano, Francisco >> | 23 | 2006 | L | 58 | 44 | 1 | 2 | 5 | 6.54 | .371 | 1.75 | 10.6 | 5.2 | 8.0 | 85.1 | 100 | 63 | 62 | 9 | 49 | 76 | 0 | 6 | 1 | 0 | 0 | 2 | 3 | 4.39 |