| SP | Alexander, P.Alexander, Pete † >> | 28 | 1915 | R | 93 | 26 | 26 | 15 | 9 | 3.24 | .266 | 1.08 | 7.1 | 2.7 | 6.0 | 214.0 | 168 | 90 | 77 | 22 | 64 | 142 | 12 | 0 | 0 | 3 | 17 | 1 | 6 | 3.92 |
| SP | McQuillan, G.McQuillan, George >> | 22 | 1907 | R | 98 | 25 | 25 | 0 | 3 | 3.27 | .301 | 1.26 | 8.4 | 3.0 | 5.9 | 63.1 | 59 | 25 | 23 | 4 | 21 | 41 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 3.62 |
| SP | Bender, C.Bender, Chief # >> | 33 | 1917 | R | 63 | 25 | 25 | 7 | 8 | 6.89 | .374 | 1.77 | 11.7 | 4.3 | 5.1 | 132.0 | 171 | 104 | 101 | 26 | 63 | 75 | 0 | 0 | 0 | 0 | 10 | 3 | 2 | 5.92 |
| SP | Wheeler, Z.Wheeler, Zack # >> | 35 | 2025 | R | 84 | 25 | 25 | 10 | 7 | 5.11 | .326 | 1.42 | 10.1 | 2.7 | 8.5 | 156.2 | 175 | 93 | 89 | 25 | 47 | 148 | 0 | 0 | 0 | 0 | 13 | 5 | 2 | 4.19 |
| SP | Vinton, B.Vinton, Bill >> | 19 | 1884 | R | 39 | 24 | 23 | 11 | 8 | 7.25 | .380 | 1.80 | 12.7 | 3.6 | 5.8 | 145.1 | 204 | 118 | 117 | 22 | 58 | 94 | 6 | 0 | 0 | 0 | 5 | 5 | 18 | 4.98 |
| RP | Strahm, M.Strahm, Matt † >> | 32 | 2024 | L | 90 | 65 | 0 | 13 | 1 | 4.04 | .270 | 1.09 | 8.1 | 1.8 | 8.5 | 71.1 | 64 | 32 | 32 | 9 | 14 | 67 | 0 | 2 | 1 | 0 | 0 | 1 | 1 | 3.39 |
| RP | Valdes, R.Valdes, Raul >> | 34 | 2012 | L | 91 | 61 | 0 | 5 | 1 | 3.22 | .298 | 1.23 | 9.5 | 1.6 | 8.5 | 50.1 | 53 | 19 | 18 | 6 | 9 | 47 | 0 | 5 | 4 | 0 | 0 | 2 | 0 | 3.34 |
| RP | Wagner, B.Wagner, Billy >> | 33 | 2004 | L | 84 | 51 | 0 | 2 | 2 | 2.68 | .288 | 1.19 | 7.5 | 3.3 | 6.5 | 43.2 | 36 | 14 | 13 | 1 | 16 | 31 | 0 | 4 | 3 | 0 | 0 | 1 | 2 | 3.05 |
| RP | Hoffman, J.Hoffman, Jeff >> | 30 | 2023 | R | 78 | 44 | 0 | 2 | 4 | 5.04 | .313 | 1.37 | 7.6 | 4.9 | 10.8 | 44.2 | 37 | 26 | 25 | 7 | 24 | 53 | 0 | 5 | 3 | 0 | 0 | 0 | 6 | 4.30 |
| RP | Shantz, B.Shantz, Bobby >> | 39 | 1964 | L | 51 | 48 | 0 | 4 | 4 | 5.32 | .330 | 1.46 | 10.1 | 3.0 | 5.3 | 71.0 | 80 | 44 | 42 | 7 | 24 | 42 | 0 | 3 | 2 | 0 | 0 | 1 | 0 | 4.15 |