| SP | Arrieta, J.Arrieta, Jake † $ >> | 29 | 2015 | R | 93 | 28 | 28 | 16 | 4 | 2.82 | .255 | 0.99 | 6.5 | 2.4 | 7.4 | 182.0 | 132 | 62 | 57 | 13 | 49 | 149 | 2 | 0 | 0 | 1 | 17 | 6 | 4 | 3.20 |
| SP | Leonard, D.Leonard, Dutch $ >> | 22 | 1914 | L | 91 | 27 | 27 | 13 | 8 | 2.92 | .264 | 1.06 | 6.7 | 2.9 | 4.4 | 185.0 | 137 | 63 | 60 | 12 | 59 | 90 | 3 | 0 | 0 | 0 | 21 | 3 | 1 | 3.88 |
| SP | Mathewson, C.Mathewson, Christy # >> | 29 | 1909 | R | 85 | 27 | 27 | 14 | 6 | 3.30 | .279 | 1.14 | 8.0 | 2.3 | 5.5 | 174.1 | 155 | 69 | 64 | 16 | 44 | 106 | 2 | 0 | 0 | 1 | 17 | 3 | 0 | 3.79 |
| SP | McDowell, S.McDowell, Sam >> | 26 | 1968 | L | 45 | 26 | 26 | 6 | 14 | 5.63 | .339 | 1.52 | 8.4 | 5.3 | 7.4 | 177.1 | 165 | 113 | 111 | 30 | 105 | 146 | 4 | 0 | 0 | 0 | 8 | 3 | 5 | 5.38 |
| RP | Devine, J.Devine, Joey >> | 25 | 2008 | R | 80 | 47 | 0 | 5 | 6 | 2.18 | .258 | 1.04 | 6.1 | 3.4 | 6.8 | 53.2 | 36 | 13 | 13 | 6 | 20 | 40 | 0 | 6 | 1 | 0 | 0 | 0 | 0 | 4.09 |
| RP | Hoffman, T.Hoffman, Trevor >> | 31 | 1998 | R | 76 | 22 | 0 | 3 | 3 | 3.41 | .281 | 1.17 | 7.1 | 3.4 | 9.0 | 29.0 | 23 | 13 | 11 | 3 | 11 | 29 | 0 | 1 | 0 | 0 | 0 | 0 | 4 | 3.48 |
| RP | Bailey, A.Bailey, Andrew >> | 25 | 2009 | R | 66 | 13 | 0 | 0 | 4 | 4.41 | .300 | 1.29 | 7.9 | 3.9 | 6.8 | 16.1 | 14 | 8 | 8 | 3 | 7 | 12 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 5.25 |