| SP | Johnson, W.Johnson, Walter $$ >> | 26 | 1913 | R | 95 | 34 | 34 | 13 | 17 | 4.45 | .313 | 1.33 | 8.5 | 3.5 | 4.9 | 230.1 | 218 | 122 | 114 | 30 | 89 | 126 | 3 | 0 | 0 | 1 | 18 | 8 | 4 | 4.87 |
| SP | Richard, J.Richard, J.R. >> | 30 | 1980 | R | 90 | 33 | 33 | 11 | 8 | 4.40 | .342 | 1.53 | 8.5 | 5.3 | 7.6 | 202.1 | 191 | 104 | 99 | 21 | 118 | 171 | 0 | 0 | 0 | 0 | 17 | 7 | 3 | 4.51 |
| SP | Nelson, R.Nelson, Roger >> | 28 | 1972 | R | 84 | 32 | 32 | 4 | 13 | 5.11 | .329 | 1.45 | 9.9 | 3.2 | 4.6 | 169.0 | 185 | 110 | 96 | 23 | 60 | 87 | 0 | 0 | 0 | 0 | 10 | 4 | 1 | 4.88 |
| SP | Marichal, J.Marichal, Juan >> | 29 | 1966 | R | 76 | 31 | 31 | 8 | 16 | 6.89 | .360 | 1.66 | 12.2 | 2.8 | 6.6 | 173.2 | 235 | 142 | 133 | 35 | 53 | 126 | 3 | 0 | 0 | 0 | 8 | 5 | 3 | 5.18 |
| CL | Jansen, K.Jansen, Kenley † >> | 28 | 2016 | R | 97 | 60 | 0 | 5 | 11 | 3.82 | .313 | 1.32 | 8.3 | 3.7 | 9.7 | 63.2 | 58 | 31 | 27 | 6 | 26 | 68 | 0 | 32 | 3 | 0 | 0 | 3 | 1 | 3.46 |
| SU | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 56 | 0 | 1 | 4 | 3.19 | .282 | 1.16 | 5.9 | 4.6 | 10.1 | 59.1 | 39 | 22 | 21 | 5 | 30 | 66 | 0 | 7 | 3 | 0 | 0 | 1 | 0 | 3.44 |
| RP | Boxberger, B.Boxberger, Brad >> | 26 | 2014 | R | 83 | 83 | 0 | 4 | 4 | 4.01 | .285 | 1.16 | 6.6 | 3.9 | 7.5 | 92.0 | 67 | 41 | 41 | 11 | 40 | 77 | 0 | 4 | 5 | 0 | 0 | 3 | 1 | 4.28 |
| RP | Britton, Z.Britton, Zach >> | 28 | 2016 | L | 78 | 36 | 0 | 1 | 2 | 2.59 | .282 | 1.13 | 6.4 | 4.0 | 7.0 | 41.2 | 29 | 13 | 12 | 2 | 18 | 32 | 0 | 1 | 0 | 0 | 0 | 2 | 6 | 3.54 |
| RP | Zimmerman, J.Zimmerman, Jeff >> | 27 | 1999 | R | 70 | 38 | 0 | 3 | 2 | 2.45 | .267 | 1.06 | 5.3 | 4.5 | 6.3 | 36.2 | 21 | 12 | 10 | 3 | 18 | 25 | 0 | 1 | 1 | 0 | 0 | 1 | 0 | 4.28 |