| SP | Kershaw, C.Kershaw, Clayton † # >> | 28 | 2016 | L | 99 | 39 | 39 | 19 | 6 | 3.69 | .265 | 1.05 | 7.9 | 1.6 | 8.3 | 261.0 | 228 | 111 | 107 | 34 | 47 | 241 | 6 | 0 | 0 | 1 | 26 | 8 | 4 | 3.48 |
| SP | Cole, G.Cole, Gerrit # >> | 28 | 2019 | R | 91 | 37 | 37 | 15 | 15 | 5.28 | .316 | 1.37 | 8.7 | 3.6 | 9.5 | 196.0 | 189 | 120 | 115 | 35 | 79 | 207 | 2 | 0 | 0 | 1 | 17 | 4 | 2 | 4.48 |
| SP | Marichal, J.Marichal, Juan >> | 29 | 1966 | R | 76 | 35 | 35 | 13 | 13 | 4.79 | .301 | 1.28 | 9.1 | 2.4 | 5.2 | 212.1 | 214 | 115 | 113 | 34 | 57 | 123 | 9 | 0 | 0 | 3 | 14 | 3 | 3 | 4.77 |
| SP | Seaver, T.Seaver, Tom # >> | 27 | 1971 | R | 70 | 35 | 31 | 11 | 15 | 5.84 | .331 | 1.46 | 9.5 | 3.7 | 7.8 | 189.2 | 199 | 132 | 123 | 29 | 77 | 164 | 1 | 0 | 0 | 0 | 11 | 5 | 5 | 4.56 |
| CL | Kimbrel, C.Kimbrel, Craig >> | 24 | 2012 | R | 100 | 85 | 0 | 3 | 12 | 4.65 | .294 | 1.23 | 7.4 | 3.7 | 11.0 | 93.0 | 76 | 52 | 48 | 18 | 38 | 114 | 0 | 30 | 10 | 0 | 0 | 2 | 7 | 4.35 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 92 | 96 | 0 | 7 | 2 | 3.47 | .278 | 1.15 | 6.5 | 3.8 | 7.7 | 109.0 | 79 | 43 | 42 | 11 | 46 | 93 | 0 | 4 | 2 | 0 | 0 | 1 | 0 | 3.90 |
| RP | Rivera, M.Rivera, Mariano >> | 39 | 2008 | R | 85 | 63 | 0 | 3 | 2 | 4.23 | .295 | 1.22 | 8.5 | 2.5 | 9.2 | 83.0 | 78 | 40 | 39 | 16 | 23 | 85 | 0 | 1 | 0 | 0 | 0 | 3 | 2 | 4.40 |