| SP | Johnson, W.Johnson, Walter † >> | 26 | 1913 | R | 100 | 32 | 32 | 15 | 10 | 3.27 | .287 | 1.16 | 8.8 | 1.7 | 3.7 | 228.2 | 223 | 109 | 83 | 3 | 43 | 93 | 8 | 0 | 0 | 1 | 24 | 10 | 5 | 3.05 |
| SP | Waddell, R.Waddell, Rube >> | 29 | 1905 | L | 84 | 31 | 31 | 15 | 8 | 3.92 | .299 | 1.24 | 8.3 | 2.9 | 3.6 | 209.0 | 193 | 112 | 91 | 8 | 67 | 84 | 1 | 0 | 0 | 1 | 19 | 7 | 8 | 3.76 |
| SP | Bradley, G.Bradley, George # >> | 28 | 1880 | R | 76 | 30 | 30 | 13 | 10 | 3.47 | .270 | 1.07 | 8.7 | 1.0 | 2.3 | 210.1 | 202 | 106 | 81 | 7 | 24 | 53 | 5 | 0 | 0 | 1 | 21 | 7 | 3 | 3.37 |
| CL | Gregg, V.Gregg, Vean † >> | 26 | 1911 | L | 70 | 56 | 0 | 9 | 9 | 4.35 | .333 | 1.46 | 9.8 | 3.4 | 2.1 | 91.0 | 99 | 51 | 44 | 1 | 34 | 21 | 0 | 29 | 6 | 0 | 0 | 3 | 1 | 3.90 |
| RP | Weimer, J.Weimer, Jake >> | 31 | 1904 | L | 54 | 51 | 0 | 2 | 1 | 3.09 | .333 | 1.46 | 9.4 | 3.9 | 2.2 | 46.2 | 48 | 26 | 16 | 1 | 20 | 11 | 0 | 5 | 0 | 0 | 0 | 2 | 2 | 4.24 |
| RP | Chamberlain, E.Chamberlain, Elton # >> | 21 | 1888 | R | 57 | 28 | 16 | 7 | 9 | 5.57 | .345 | 1.52 | 10.6 | 3.2 | 3.0 | 108.1 | 127 | 80 | 67 | 4 | 38 | 36 | 4 | 0 | 0 | 1 | 7 | 6 | 0 | 4.04 |
| RP | Williams, L.Williams, Lefty >> | 25 | 1918 | L | 18 | 13 | 0 | 0 | 0 | 6.43 | .354 | 1.57 | 9.6 | 4.5 | 1.9 | 14.0 | 15 | 11 | 10 | 0 | 7 | 3 | 0 | 0 | 0 | 0 | 0 | 1 | 0 | 4.29 |