| SP | Voiselle, B.Voiselle, Bill >> | 24 | 1943 | R | 81 | 36 | 21 | 0 | 2 | 3.56 | .336 | 1.48 | 8.8 | 4.6 | 5.9 | 93.2 | 91 | 41 | 37 | 8 | 48 | 61 | 0 | 2 | 0 | 0 | 0 | 3 | 0 | 4.45 |
| RP | Jackson, M.Jackson, Mike >> | 30 | 1994 | R | 91 | 94 | 0 | 13 | 5 | 2.64 | .262 | 1.04 | 6.5 | 2.9 | 7.8 | 119.1 | 86 | 40 | 35 | 6 | 38 | 103 | 0 | 7 | 2 | 0 | 0 | 3 | 0 | 2.96 |
| RP | Romo, S.Romo, Sergio † >> | 25 | 2008 | R | 99 | 93 | 0 | 23 | 7 | 2.96 | .294 | 1.24 | 6.8 | 4.4 | 6.1 | 121.2 | 92 | 42 | 40 | 15 | 59 | 82 | 0 | 2 | 4 | 0 | 0 | 1 | 0 | 4.74 |
| RP | Lopez, J.Lopez, Javier >> | 38 | 2015 | L | 80 | 97 | 0 | 10 | 2 | 3.14 | .304 | 1.28 | 6.5 | 5.1 | 5.6 | 94.2 | 68 | 34 | 33 | 9 | 53 | 59 | 0 | 2 | 0 | 0 | 0 | 3 | 2 | 4.78 |
| RP | George, B.George, Bill # >> | 23 | 1888 | L | 81 | 74 | 10 | 3 | 5 | 3.67 | .312 | 1.35 | 8.4 | 3.8 | 6.1 | 108.0 | 101 | 57 | 44 | 8 | 45 | 73 | 0 | 8 | 0 | 0 | 0 | 1 | 4 | 3.89 |
| RP | Moronta, R.Moronta, Reyes >> | 25 | 2018 | R | 59 | 82 | 0 | 6 | 5 | 3.90 | .318 | 1.37 | 6.9 | 5.4 | 8.2 | 83.0 | 64 | 38 | 36 | 7 | 50 | 76 | 0 | 7 | 4 | 0 | 0 | 2 | 4 | 4.14 |