| SP | McNally, D.McNally, Dave # >> | 26 | 1968 | L | 96 | 22 | 22 | 7 | 11 | 4.07 | .274 | 1.13 | 7.8 | 2.4 | 4.9 | 154.2 | 134 | 74 | 70 | 18 | 41 | 84 | 8 | 0 | 0 | 0 | 15 | 0 | 0 | 4.23 |
| SP | Kluber, C.Kluber, Corey # >> | 31 | 2017 | R | 90 | 21 | 21 | 7 | 10 | 5.32 | .326 | 1.41 | 9.6 | 3.2 | 9.5 | 133.2 | 142 | 84 | 79 | 23 | 47 | 141 | 0 | 0 | 0 | 0 | 9 | 5 | 1 | 4.30 |
| SP | Cueto, J.Cueto, Johnny >> | 28 | 2014 | R | 75 | 21 | 21 | 10 | 6 | 3.98 | .343 | 1.54 | 9.6 | 4.2 | 6.6 | 140.1 | 150 | 62 | 62 | 11 | 66 | 102 | 3 | 0 | 0 | 0 | 13 | 4 | 0 | 4.06 |
| SP | Pfiester, J.Pfiester, Jack >> | 28 | 1906 | L | 74 | 21 | 21 | 3 | 15 | 7.18 | .390 | 1.88 | 11.7 | 5.3 | 4.7 | 125.1 | 162 | 104 | 100 | 17 | 74 | 65 | 2 | 0 | 0 | 0 | 4 | 4 | 3 | 5.60 |
| RP | Feliz, N.Feliz, Neftali >> | 21 | 2009 | R | 97 | 55 | 0 | 3 | 0 | 2.32 | .285 | 1.18 | 6.4 | 4.2 | 8.2 | 66.0 | 47 | 19 | 17 | 8 | 31 | 60 | 0 | 5 | 0 | 0 | 0 | 1 | 0 | 4.21 |
| RP | Street, H.Street, Huston >> | 29 | 2012 | R | 96 | 46 | 0 | 1 | 2 | 2.03 | .245 | 0.94 | 5.4 | 3.2 | 7.9 | 57.2 | 34 | 14 | 13 | 5 | 20 | 50 | 0 | 5 | 1 | 0 | 0 | 2 | 0 | 3.54 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 34 | 0 | 3 | 3 | 4.42 | .305 | 1.32 | 8.8 | 3.3 | 11.1 | 38.2 | 37 | 19 | 19 | 8 | 14 | 47 | 0 | 4 | 3 | 0 | 0 | 0 | 0 | 4.37 |
| RP | Boxberger, B.Boxberger, Brad >> | 26 | 2014 | R | 83 | 19 | 0 | 2 | 0 | 2.28 | .290 | 1.23 | 7.4 | 3.9 | 10.2 | 23.2 | 19 | 6 | 6 | 1 | 10 | 26 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 2.61 |
| RP | Niedenfuer, T.Niedenfuer, Tom >> | 24 | 1983 | R | 62 | 17 | 0 | 1 | 0 | 2.89 | .309 | 1.34 | 8.0 | 4.5 | 4.5 | 18.2 | 16 | 8 | 6 | 2 | 9 | 9 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 4.94 |
| SP | Chesbro, J.Chesbro, Jack >> | 30 | 1904 | R | 65 | 4 | 0 | 0 | 0 | 5.63 | .314 | 1.38 | 10.1 | 2.3 | 4.5 | 8.0 | 9 | 8 | 5 | 4 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9.25 |