| SP | Greinke, Z.Greinke, Zack >> | 32 | 2015 | R | 94 | 7 | 7 | 3 | 3 | 4.41 | .326 | 1.45 | 9.6 | 3.5 | 6.1 | 49.0 | 52 | 25 | 24 | 7 | 19 | 33 | 1 | 0 | 0 | 0 | 4 | 0 | 0 | 4.67 |
| SP | McLain, D.McLain, Denny >> | 24 | 1968 | R | 78 | 6 | 6 | 0 | 4 | 9.32 | .389 | 1.88 | 12.9 | 4.4 | 3.9 | 37.2 | 53 | 41 | 39 | 9 | 18 | 16 | 0 | 0 | 0 | 0 | 0 | 1 | 1 | 6.84 |
| SP | Pfiester, J.Pfiester, Jack >> | 28 | 1906 | L | 73 | 6 | 6 | 1 | 5 | 4.75 | .336 | 1.50 | 10.1 | 3.4 | 5.6 | 47.1 | 53 | 27 | 25 | 2 | 18 | 29 | 4 | 0 | 0 | 0 | 3 | 1 | 0 | 3.53 |
| SP | Chesbro, J.Chesbro, Jack # >> | 30 | 1904 | R | 65 | 6 | 6 | 4 | 2 | 4.31 | .301 | 1.27 | 8.1 | 3.4 | 4.9 | 48.0 | 43 | 23 | 23 | 4 | 18 | 26 | 3 | 0 | 0 | 0 | 3 | 1 | 0 | 4.19 |
| RP | Uehara, K.Uehara, Koji >> | 38 | 2013 | R | 100 | 14 | 0 | 1 | 1 | 10.05 | .394 | 1.95 | 12.9 | 5.1 | 9.6 | 14.1 | 20 | 16 | 16 | 6 | 8 | 15 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 8.14 |
| RP | Benoit, J.Benoit, Joaquin >> | 33 | 2010 | R | 95 | 17 | 0 | 0 | 2 | 5.03 | .322 | 1.37 | 8.5 | 4.3 | 8.5 | 19.2 | 18 | 11 | 11 | 1 | 9 | 18 | 0 | 2 | 0 | 0 | 0 | 1 | 0 | 3.37 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 9 | 0 | 0 | 0 | 0.79 | .306 | 1.32 | 9.0 | 3.3 | 11.5 | 11.1 | 11 | 5 | 1 | 1 | 4 | 14 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 2.73 |
| RP | Capps, C.Capps, Carter >> | 24 | 2015 | R | 84 | 3 | 0 | 0 | 0 | 2.70 | .412 | 2.10 | 15.0 | 6.0 | 12.0 | 3.1 | 5 | 5 | 1 | 1 | 2 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.67 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 77 | 3 | 0 | 0 | 0 | 4.15 | .278 | 1.15 | 9.0 | 2.3 | 13.5 | 4.1 | 4 | 3 | 2 | 0 | 1 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 0.75 |
| RP | Niedenfuer, T.Niedenfuer, Tom >> | 24 | 1983 | R | 61 | 4 | 0 | 0 | 0 | 4.15 | .316 | 1.38 | 6.8 | 6.8 | 4.5 | 4.1 | 3 | 2 | 2 | 1 | 3 | 2 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 7.50 |
| SP | Hudson, D.Hudson, Daniel >> | 23 | 2010 | R | 60 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |