| SP | Arrieta, J.Arrieta, Jake # $ >> | 29 | 2015 | R | 93 | 31 | 31 | 17 | 9 | 2.87 | .277 | 1.13 | 8.0 | 2.2 | 7.6 | 225.2 | 199 | 76 | 72 | 13 | 56 | 190 | 8 | 0 | 0 | 2 | 22 | 4 | 5 | 2.86 |
| SP | Leonard, D.Leonard, Dutch >> | 22 | 1914 | L | 91 | 30 | 30 | 14 | 7 | 3.32 | .278 | 1.13 | 6.7 | 3.5 | 4.7 | 192.2 | 143 | 73 | 71 | 16 | 75 | 101 | 0 | 0 | 0 | 0 | 19 | 5 | 4 | 4.28 |
| SP | Alexander, P.Alexander, Pete >> | 28 | 1915 | R | 88 | 30 | 30 | 10 | 14 | 3.50 | .267 | 1.07 | 7.3 | 2.3 | 5.2 | 228.2 | 186 | 96 | 89 | 17 | 59 | 131 | 14 | 0 | 0 | 2 | 18 | 5 | 6 | 3.66 |
| SP | Reulbach, E.Reulbach, Ed >> | 24 | 1906 | R | 61 | 27 | 27 | 12 | 5 | 3.32 | .288 | 1.20 | 6.8 | 4.0 | 3.5 | 187.0 | 142 | 76 | 69 | 17 | 83 | 72 | 4 | 0 | 0 | 4 | 17 | 2 | 2 | 4.78 |
| RP | Wagner, B.Wagner, Billy >> | 28 | 1999 | L | 95 | 82 | 0 | 2 | 3 | 2.17 | .267 | 1.09 | 6.3 | 3.5 | 11.2 | 54.0 | 38 | 14 | 13 | 8 | 21 | 67 | 0 | 5 | 3 | 0 | 0 | 0 | 1 | 3.61 |
| RP | Eckersley, D.Eckersley, Dennis >> | 36 | 1990 | R | 88 | 79 | 0 | 1 | 2 | 2.44 | .220 | 0.83 | 5.6 | 1.8 | 7.3 | 59.0 | 37 | 17 | 16 | 1 | 12 | 48 | 0 | 6 | 2 | 0 | 0 | 1 | 0 | 2.25 |
| RP | Soriano, R.Soriano, Rafael >> | 24 | 2003 | R | 84 | 49 | 0 | 1 | 4 | 3.80 | .327 | 1.44 | 9.4 | 3.6 | 6.7 | 47.1 | 49 | 27 | 20 | 5 | 19 | 35 | 0 | 5 | 3 | 0 | 0 | 1 | 0 | 4.17 |
| RP | Messersmith, A.Messersmith, Andy >> | 23 | 1968 | R | 57 | 35 | 0 | 4 | 6 | 2.98 | .266 | 1.05 | 5.3 | 4.2 | 4.7 | 54.1 | 32 | 21 | 18 | 3 | 25 | 28 | 0 | 3 | 1 | 0 | 0 | 2 | 2 | 4.19 |
| SP | Fernandez, J.Fernandez, Jose >> | 21 | 2013 | R | 76 | 18 | 0 | 3 | 3 | 3.26 | .261 | 1.06 | 7.1 | 2.6 | 6.4 | 38.2 | 30 | 14 | 14 | 6 | 11 | 27 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 4.50 |