| SP | Richard, J.Richard, J.R. † >> | 30 | 1980 | R | 94 | 35 | 35 | 14 | 10 | 2.84 | .281 | 1.15 | 6.0 | 4.3 | 9.0 | 256.1 | 172 | 89 | 81 | 24 | 122 | 257 | 2 | 0 | 0 | 1 | 22 | 6 | 1 | 3.71 |
| SP | Buehler, W.Buehler, Walker >> | 23 | 2018 | R | 84 | 32 | 32 | 11 | 12 | 5.22 | .326 | 1.43 | 9.6 | 3.3 | 8.2 | 195.0 | 207 | 119 | 113 | 32 | 71 | 178 | 0 | 0 | 0 | 0 | 12 | 5 | 5 | 4.48 |
| SP | Schmidt, J.Schmidt, Jason † >> | 30 | 2003 | R | 78 | 32 | 32 | 15 | 6 | 4.18 | .306 | 1.30 | 8.4 | 3.3 | 9.1 | 226.1 | 212 | 110 | 105 | 31 | 82 | 228 | 3 | 0 | 0 | 1 | 16 | 5 | 6 | 3.92 |
| SP | Millwood, K.Millwood, Kevin >> | 25 | 1999 | R | 70 | 32 | 32 | 8 | 10 | 5.03 | .341 | 1.53 | 9.6 | 4.1 | 7.6 | 197.0 | 211 | 114 | 110 | 31 | 90 | 167 | 1 | 0 | 0 | 0 | 14 | 5 | 3 | 4.80 |
| SP | Higuera, T.Higuera, Teddy >> | 30 | 1988 | L | 64 | 31 | 31 | 13 | 12 | 4.39 | .327 | 1.45 | 9.5 | 3.6 | 6.4 | 221.1 | 233 | 110 | 108 | 30 | 88 | 158 | 6 | 0 | 0 | 1 | 14 | 2 | 0 | 4.56 |
| RP | Papelbon, J.Papelbon, Jonathan >> | 27 | 2007 | R | 90 | 80 | 0 | 8 | 6 | 3.09 | .292 | 1.19 | 7.4 | 3.3 | 9.0 | 105.0 | 86 | 40 | 36 | 12 | 39 | 105 | 0 | 12 | 6 | 0 | 0 | 5 | 0 | 3.74 |
| RP | Percival, T.Percival, Troy >> | 26 | 1995 | R | 79 | 59 | 0 | 4 | 6 | 5.31 | .351 | 1.56 | 8.4 | 5.6 | 8.9 | 61.0 | 57 | 38 | 36 | 9 | 38 | 60 | 0 | 8 | 4 | 0 | 0 | 4 | 2 | 5.02 |
| RP | Pagan, E.Pagan, Emilio >> | 28 | 2019 | R | 72 | 45 | 0 | 5 | 3 | 1.55 | .249 | 0.99 | 6.1 | 2.9 | 9.3 | 52.1 | 35 | 9 | 9 | 7 | 17 | 54 | 0 | 2 | 3 | 0 | 0 | 0 | 1 | 3.65 |
| RP | Soria, J.Soria, Joakim >> | 24 | 2008 | R | 64 | 33 | 0 | 4 | 4 | 4.12 | .280 | 1.14 | 6.5 | 3.9 | 5.5 | 39.1 | 28 | 20 | 18 | 10 | 17 | 24 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 6.49 |
| SP | Garrelts, S.Garrelts, Scott >> | 28 | 1989 | R | 50 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | DeLeon, J.DeLeon, Jose >> | 29 | 1989 | R | 58 | 8 | 0 | 2 | 0 | 2.45 | .353 | 1.64 | 8.2 | 6.5 | 2.5 | 11.0 | 10 | 3 | 3 | 0 | 8 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 4.64 |