| SP | Waddell, R.Waddell, Rube $ >> | 29 | 1905 | L | 81 | 8 | 8 | 4 | 2 | 4.93 | .308 | 1.30 | 8.6 | 3.1 | 4.4 | 49.1 | 47 | 27 | 27 | 3 | 17 | 24 | 1 | 0 | 0 | 0 | 4 | 2 | 3 | 3.98 |
| SP | Radbourn, C.Radbourn, Charley >> | 30 | 1884 | R | 80 | 7 | 7 | 5 | 1 | 2.96 | .269 | 1.10 | 7.9 | 2.1 | 4.6 | 51.2 | 45 | 20 | 17 | 1 | 12 | 26 | 4 | 0 | 0 | 1 | 5 | 0 | 0 | 2.94 |
| SP | Bradley, G.Bradley, George >> | 28 | 1880 | R | 78 | 7 | 7 | 4 | 3 | 5.31 | .349 | 1.61 | 12.9 | 1.7 | 1.1 | 42.1 | 60 | 36 | 25 | 0 | 8 | 5 | 1 | 0 | 0 | 0 | 2 | 0 | 0 | 3.33 |
| SP | McQuillan, G.McQuillan, George >> | 23 | 1908 | R | 62 | 7 | 7 | 2 | 4 | 4.47 | .322 | 1.39 | 9.9 | 2.6 | 3.0 | 48.1 | 53 | 32 | 24 | 0 | 14 | 16 | 0 | 0 | 0 | 0 | 3 | 2 | 1 | 3.33 |
| RP | Welch, M.Welch, Mickey >> | 26 | 1885 | R | 94 | 9 | 0 | 1 | 1 | 4.74 | .339 | 1.54 | 12.0 | 2.3 | 2.3 | 24.2 | 32 | 15 | 13 | 0 | 6 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3.25 |
| RP | Weimer, J.Weimer, Jake >> | 31 | 1904 | L | 70 | 4 | 0 | 1 | 0 | 4.91 | .333 | 1.50 | 10.3 | 3.9 | 3.9 | 7.1 | 8 | 4 | 4 | 1 | 3 | 3 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 5.29 |