| SP | Corcoran, L.Corcoran, Larry † # | Suns | R | 122.0 | 22 | 22 | 15 | 6 | 3.18 | .272 | 1.07 | 7.7 | 1.9 | 3.1 | 184.0 | 158 | 72 | 65 | 2 | 39 | 64 | 17 | 0 | 0 | 0 | 15 | 9 | 4 | 3.23 |
| SP | Hecker, G.Hecker, Guy † # | Lunatics | R | 101.0 | 21 | 21 | 12 | 4 | 3.27 | .277 | 1.13 | 8.7 | 1.5 | 3.7 | 162.1 | 157 | 69 | 59 | 3 | 27 | 66 | 11 | 0 | 0 | 2 | 13 | 3 | 0 | 2.98 |
| SP | Mathewson, C.Mathewson, Christy | Tigers | R | 96.0 | 22 | 22 | 12 | 4 | 3.41 | .296 | 1.24 | 9.0 | 2.2 | 3.6 | 166.1 | 166 | 80 | 63 | 8 | 40 | 66 | 8 | 0 | 0 | 2 | 14 | 4 | 1 | 3.63 |
| SP | Coveleski, S.Coveleski, Stan | Tigers | R | 88.0 | 21 | 21 | 13 | 5 | 2.98 | .289 | 1.21 | 7.0 | 4.0 | 2.7 | 132.2 | 102 | 53 | 44 | 2 | 59 | 39 | 1 | 0 | 0 | 0 | 15 | 1 | 1 | 3.97 |
| SP | Driscoll, D.Driscoll, Denny † | Pit | L | 81.0 | 20 | 20 | 11 | 6 | 3.68 | .275 | 1.12 | 8.9 | 1.2 | 2.1 | 156.1 | 155 | 79 | 64 | 2 | 20 | 36 | 10 | 0 | 0 | 3 | 9 | 3 | 0 | 3.15 |
| RP | Baldwin, L.Baldwin, Lady † | Crabs | L | 78.5 | 39 | 0 | 9 | 5 | 2.84 | .291 | 1.22 | 9.1 | 1.9 | 3.2 | 111.0 | 112 | 43 | 35 | 1 | 23 | 40 | 0 | 7 | 3 | 0 | 0 | 2 | 5 | 3.07 |
| SP | Sweeney, C.Sweeney, Charlie | Bees | R | 78.0 | 21 | 21 | 10 | 9 | 3.17 | .287 | 1.19 | 8.8 | 1.9 | 3.2 | 162.0 | 159 | 76 | 57 | 4 | 34 | 57 | 8 | 0 | 0 | 1 | 15 | 3 | 4 | 3.30 |