| SP | Waddell, R.Waddell, Rube >> | 29 | 1905 | L | 82 | 18 | 18 | 6 | 5 | 3.84 | .298 | 1.24 | 8.6 | 2.5 | 4.0 | 124.1 | 119 | 68 | 53 | 1 | 35 | 55 | 2 | 0 | 0 | 0 | 12 | 4 | 0 | 3.16 |
| RP | Taylor, J.Taylor, Jack >> | 28 | 1902 | R | 85 | 29 | 0 | 4 | 2 | 4.06 | .287 | 1.19 | 9.2 | 1.6 | 2.8 | 75.1 | 77 | 41 | 34 | 2 | 13 | 23 | 0 | 3 | 1 | 0 | 0 | 1 | 2 | 3.29 |
| RP | Marquard, R.Marquard, Rube >> | 30 | 1916 | L | 78 | 33 | 0 | 3 | 4 | 4.18 | .324 | 1.33 | 9.0 | 3.1 | 2.3 | 47.1 | 47 | 25 | 22 | 1 | 16 | 12 | 0 | 0 | 3 | 0 | 0 | 5 | 2 | 4.11 |
| RP | Powell, J.Powell, Jack >> | 32 | 1906 | R | 73 | 30 | 0 | 6 | 6 | 5.20 | .321 | 1.38 | 11.0 | 1.5 | 3.1 | 53.2 | 65 | 36 | 31 | 0 | 9 | 18 | 0 | 3 | 4 | 0 | 0 | 2 | 2 | 2.94 |
| RP | Mountain, F.Mountain, Frank >> | 24 | 1884 | R | 77 | 12 | 0 | 4 | 2 | 1.72 | .277 | 1.15 | 8.4 | 2.0 | 2.9 | 31.1 | 29 | 6 | 6 | 0 | 7 | 10 | 0 | 3 | 0 | 0 | 0 | 0 | 0 | 3.03 |
| RP | Hughes, M.Hughes, Mickey >> | 22 | 1888 | R | 57 | 9 | 0 | 1 | 0 | 4.35 | .295 | 1.26 | 9.0 | 2.7 | 3.6 | 20.2 | 20 | 10 | 10 | 1 | 6 | 8 | 0 | 2 | 1 | 0 | 0 | 0 | 0 | 3.75 |