| SP | Grove, L.Grove, Lefty † >> | 31 | 1931 | L | 99 | 40 | 40 | 17 | 13 | 4.09 | .290 | 1.22 | 8.7 | 2.2 | 3.4 | 270.2 | 262 | 132 | 123 | 21 | 67 | 103 | 8 | 0 | 0 | 1 | 22 | 3 | 5 | 4.03 |
| SP | Marquard, R.Marquard, Rube # >> | 34 | 1920 | L | 76 | 36 | 36 | 14 | 9 | 5.11 | .313 | 1.34 | 9.4 | 2.7 | 2.7 | 206.0 | 216 | 124 | 117 | 16 | 61 | 61 | 1 | 0 | 0 | 0 | 16 | 5 | 4 | 4.38 |
| SP | Root, C.Root, Charley # >> | 29 | 1928 | R | 73 | 25 | 6 | 6 | 4 | 5.97 | .323 | 1.41 | 10.2 | 2.5 | 3.9 | 98.0 | 111 | 71 | 65 | 8 | 27 | 42 | 0 | 0 | 0 | 0 | 0 | 2 | 0 | 4.09 |
| RP | Nelson, L.Nelson, Lynn >> | 28 | 1933 | R | 50 | 63 | 0 | 10 | 7 | 3.79 | .311 | 1.35 | 8.9 | 3.2 | 2.2 | 121.0 | 120 | 57 | 51 | 9 | 43 | 30 | 0 | 6 | 2 | 0 | 0 | 1 | 5 | 4.56 |
| RP | Jonnard, C.Jonnard, Claude † >> | 27 | 1924 | R | 72 | 77 | 0 | 8 | 7 | 4.94 | .348 | 1.58 | 10.5 | 3.8 | 2.9 | 125.2 | 146 | 81 | 69 | 10 | 53 | 40 | 0 | 4 | 2 | 0 | 0 | 2 | 3 | 4.72 |
| CL | Miljus, J.Miljus, Johnny >> | 32 | 1927 | R | 91 | 54 | 0 | 4 | 4 | 4.20 | .301 | 1.29 | 8.6 | 3.1 | 2.0 | 64.1 | 61 | 31 | 30 | 3 | 22 | 14 | 0 | 30 | 6 | 0 | 0 | 0 | 3 | 4.20 |
| RP | Thompson, J.Thompson, Junior >> | 22 | 1939 | R | 76 | 45 | 0 | 7 | 4 | 4.74 | .327 | 1.42 | 9.3 | 3.5 | 4.0 | 79.2 | 82 | 47 | 42 | 8 | 31 | 35 | 0 | 5 | 1 | 0 | 0 | 3 | 2 | 4.72 |
| SP | Ruether, D.Ruether, Dutch >> | 27 | 1920 | L | 62 | 31 | 25 | 10 | 6 | 5.47 | .354 | 1.62 | 10.4 | 4.3 | 3.3 | 144.2 | 166 | 100 | 88 | 13 | 69 | 52 | 1 | 0 | 0 | 0 | 9 | 3 | 4 | 4.95 |
| SP | Morrison, J.Morrison, Johnny >> | 26 | 1921 | R | 85 | 31 | 29 | 5 | 12 | 5.45 | .352 | 1.62 | 11.1 | 3.5 | 2.9 | 145.1 | 179 | 96 | 88 | 15 | 56 | 46 | 0 | 0 | 0 | 0 | 10 | 2 | 4 | 4.91 |