| SP | Martinez, P.Martinez, Pedro >> | 29 | 2000 | R | 100 | 33 | 33 | 11 | 13 | 3.49 | .273 | 1.09 | 7.5 | 2.3 | 7.7 | 235.0 | 197 | 96 | 91 | 26 | 60 | 202 | 3 | 0 | 0 | 1 | 21 | 8 | 3 | 3.59 |
| SP | Hunter, C.Hunter, Catfish >> | 26 | 1972 | R | 81 | 31 | 31 | 6 | 16 | 6.28 | .340 | 1.52 | 9.6 | 4.1 | 4.6 | 195.0 | 208 | 138 | 136 | 38 | 88 | 99 | 2 | 0 | 0 | 0 | 7 | 5 | 2 | 5.95 |
| SP | Clemens, R.Clemens, Roger >> | 24 | 1986 | R | 69 | 32 | 30 | 9 | 18 | 5.96 | .338 | 1.50 | 10.5 | 3.0 | 5.7 | 190.1 | 222 | 136 | 126 | 27 | 63 | 120 | 3 | 0 | 0 | 0 | 13 | 6 | 6 | 4.67 |
| RP | Gallegos, G.Gallegos, Giovanny >> | 27 | 2019 | R | 82 | 92 | 0 | 7 | 4 | 2.56 | .254 | 1.01 | 6.3 | 2.8 | 8.1 | 105.2 | 74 | 30 | 30 | 9 | 33 | 94 | 0 | 2 | 2 | 0 | 0 | 1 | 1 | 3.30 |
| SU | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 61 | 0 | 5 | 2 | 3.63 | .282 | 1.18 | 8.1 | 2.6 | 8.2 | 67.0 | 60 | 27 | 27 | 9 | 19 | 61 | 0 | 4 | 8 | 0 | 0 | 0 | 0 | 3.78 |
| CL | Uehara, K.Uehara, Koji † >> | 38 | 2013 | R | 100 | 61 | 0 | 4 | 6 | 3.11 | .265 | 1.08 | 8.3 | 1.6 | 7.3 | 63.2 | 58 | 27 | 22 | 9 | 11 | 51 | 0 | 32 | 4 | 0 | 0 | 0 | 0 | 3.76 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 76 | 63 | 0 | 3 | 5 | 3.73 | .286 | 1.19 | 8.7 | 1.9 | 7.8 | 70.0 | 68 | 29 | 29 | 11 | 15 | 61 | 0 | 3 | 2 | 0 | 0 | 1 | 5 | 3.99 |
| RP | Sutter, B.Sutter, Bruce >> | 24 | 1977 | R | 67 | 43 | 0 | 4 | 2 | 3.62 | .285 | 1.19 | 7.8 | 2.9 | 7.6 | 77.0 | 67 | 31 | 31 | 11 | 25 | 65 | 0 | 0 | 1 | 0 | 0 | 0 | 4 | 4.14 |