| SP | Kershaw, C.Kershaw, Clayton # $ >> | 28 | 2016 | L | 99 | 20 | 20 | 7 | 7 | 3.76 | .295 | 1.23 | 8.7 | 2.3 | 8.7 | 143.2 | 139 | 71 | 60 | 8 | 37 | 138 | 2 | 0 | 0 | 1 | 10 | 4 | 5 | 2.66 |
| CL | Doolittle, S.Doolittle, Sean † >> | 31 | 2018 | L | 98 | 36 | 0 | 1 | 2 | 2.83 | .248 | 0.97 | 6.4 | 2.4 | 9.2 | 41.1 | 29 | 13 | 13 | 3 | 11 | 42 | 0 | 20 | 1 | 0 | 0 | 1 | 1 | 2.78 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 55 | 0 | 3 | 3 | 3.05 | .264 | 1.08 | 6.5 | 3.2 | 9.6 | 65.0 | 47 | 22 | 22 | 10 | 23 | 69 | 0 | 1 | 3 | 0 | 0 | 0 | 0 | 3.94 |
| RP | Soriano, R.Soriano, Rafael >> | 24 | 2003 | R | 84 | 40 | 0 | 3 | 5 | 4.19 | .314 | 1.34 | 9.9 | 2.4 | 7.8 | 38.2 | 42 | 23 | 18 | 7 | 10 | 33 | 0 | 0 | 2 | 0 | 0 | 1 | 0 | 4.53 |
| RP | Gregerson, L.Gregerson, Luke >> | 26 | 2010 | R | 73 | 29 | 0 | 1 | 0 | 4.08 | .239 | 0.94 | 6.4 | 2.3 | 9.3 | 28.2 | 20 | 13 | 13 | 4 | 7 | 29 | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 3.54 |