| SP | Richard, J.Richard, J.R. † >> | 30 | 1980 | R | 90 | 23 | 23 | 11 | 4 | 2.48 | .266 | 1.07 | 6.5 | 3.1 | 7.6 | 163.0 | 118 | 49 | 45 | 13 | 57 | 137 | 0 | 0 | 0 | 0 | 19 | 2 | 2 | 3.44 |
| SP | Brown, M.Brown, Mordecai >> | 32 | 1908 | R | 85 | 23 | 22 | 10 | 6 | 2.82 | .257 | 1.03 | 7.0 | 2.2 | 3.0 | 169.1 | 132 | 61 | 53 | 15 | 42 | 56 | 7 | 1 | 0 | 4 | 14 | 2 | 1 | 4.27 |
| SP | Mathewson, C.Mathewson, Christy >> | 28 | 1908 | R | 83 | 22 | 21 | 10 | 6 | 3.69 | .292 | 1.19 | 8.5 | 2.3 | 4.3 | 131.2 | 124 | 61 | 54 | 13 | 33 | 62 | 3 | 0 | 0 | 1 | 13 | 6 | 2 | 4.24 |
| RP | Marmol, C.Marmol, Carlos >> | 26 | 2008 | R | 71 | 65 | 0 | 8 | 2 | 4.38 | .331 | 1.46 | 6.8 | 6.3 | 8.3 | 74.0 | 56 | 37 | 36 | 8 | 52 | 68 | 0 | 3 | 4 | 0 | 0 | 2 | 2 | 4.76 |
| RP | Bautista, F.Bautista, Félix >> | 28 | 2023 | R | 75 | 54 | 0 | 3 | 3 | 5.17 | .327 | 1.42 | 7.9 | 5.1 | 9.7 | 55.2 | 48 | 33 | 32 | 7 | 31 | 59 | 0 | 1 | 4 | 0 | 0 | 2 | 2 | 4.31 |
| RP | Balfour, G.Balfour, Grant >> | 31 | 2008 | R | 76 | 45 | 0 | 10 | 3 | 3.93 | .313 | 1.33 | 6.6 | 5.5 | 6.9 | 52.2 | 38 | 25 | 23 | 9 | 32 | 40 | 0 | 2 | 2 | 0 | 0 | 2 | 3 | 5.67 |
| RP | Valverde, J.Valverde, Jose >> | 24 | 2003 | R | 64 | 36 | 0 | 0 | 0 | 1.54 | .255 | 1.00 | 4.2 | 4.8 | 8.1 | 41.0 | 19 | 7 | 7 | 1 | 22 | 37 | 0 | 3 | 0 | 0 | 0 | 1 | 0 | 3.20 |
| CL | Williams, D.Williams, Devin † >> | 28 | 2023 | R | 73 | 55 | 0 | 3 | 3 | 2.83 | .257 | 1.04 | 5.6 | 3.9 | 7.7 | 63.2 | 39 | 20 | 20 | 2 | 27 | 54 | 0 | 31 | 3 | 0 | 0 | 0 | 1 | 2.98 |