| SP | Arrieta, J.Arrieta, Jake >> | 29 | 2015 | R | 100 | 2 | 2 | 1 | 1 | 2.76 | .234 | 0.92 | 5.6 | 2.8 | 9.0 | 16.1 | 10 | 5 | 5 | 2 | 5 | 16 | 0 | 0 | 0 | 0 | 2 | 0 | 1 | 3.56 |
| SP | Strasburg, S.Strasburg, Stephen >> | 26 | 2015 | R | 82 | 2 | 2 | 1 | 1 | 3.38 | .286 | 1.20 | 6.2 | 4.8 | 9.0 | 13.1 | 9 | 5 | 5 | 1 | 7 | 13 | 0 | 0 | 0 | 0 | 2 | 0 | 0 | 3.62 |
| SP | Fernandez, J.Fernandez, Jose >> | 23 | 2015 | R | 71 | 1 | 1 | 0 | 0 | 4.76 | .346 | 1.59 | 9.0 | 7.2 | 10.8 | 5.2 | 5 | 3 | 3 | 0 | 4 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.00 |
| RP | Miller, A.Miller, Andrew >> | 30 | 2015 | L | 100 | 5 | 0 | 0 | 0 | 1.29 | .300 | 1.14 | 9.0 | 1.3 | 10.3 | 7.0 | 7 | 1 | 1 | 0 | 1 | 8 | 0 | 1 | 0 | 0 | 0 | 1 | 0 | 1.57 |
| RP | Ziegler, B.Ziegler, Brad >> | 36 | 2015 | R | 82 | 4 | 0 | 1 | 0 | 0.00 | .167 | 0.60 | 3.6 | 1.8 | 14.4 | 5.0 | 2 | 0 | 0 | 0 | 1 | 8 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0.40 |
| RP | Madson, R.Madson, Ryan >> | 35 | 2015 | R | 78 | 3 | 0 | 0 | 1 | 2.70 | .286 | 1.20 | 6.0 | 6.0 | 0.0 | 3.1 | 2 | 1 | 1 | 0 | 2 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5.00 |
| RP | Street, H.Street, Huston >> | 32 | 2015 | R | 53 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |