| SP | Seaver, T.Seaver, Tom † >> | 27 | 1971 | R | 99 | 24 | 24 | 15 | 5 | 2.43 | .282 | 1.18 | 7.9 | 2.7 | 8.1 | 188.2 | 165 | 58 | 51 | 11 | 57 | 169 | 4 | 0 | 0 | 1 | 17 | 0 | 4 | 2.87 |
| SP | Cuellar, M.Cuellar, Mike # >> | 34 | 1971 | L | 75 | 23 | 23 | 7 | 14 | 5.01 | .348 | 1.60 | 11.1 | 3.2 | 4.1 | 151.0 | 187 | 91 | 84 | 13 | 54 | 69 | 3 | 0 | 0 | 1 | 9 | 1 | 3 | 4.30 |
| SP | Fryman, W.Fryman, Woodie >> | 31 | 1971 | L | 62 | 23 | 23 | 7 | 8 | 3.80 | .306 | 1.31 | 8.8 | 3.1 | 5.3 | 106.2 | 104 | 59 | 45 | 6 | 36 | 62 | 0 | 0 | 0 | 0 | 4 | 1 | 5 | 3.61 |
| SP | Billingham, J.Billingham, Jack >> | 28 | 1971 | R | 58 | 22 | 22 | 7 | 8 | 5.10 | .347 | 1.59 | 10.9 | 3.4 | 4.4 | 134.0 | 162 | 85 | 76 | 10 | 51 | 65 | 0 | 0 | 0 | 0 | 10 | 1 | 3 | 4.16 |
| SP | McAnally, E.McAnally, Ernie # >> | 25 | 1971 | R | 37 | 22 | 22 | 6 | 10 | 6.10 | .379 | 1.80 | 11.7 | 4.6 | 5.0 | 107.2 | 139 | 76 | 73 | 11 | 55 | 60 | 0 | 0 | 0 | 0 | 7 | 3 | 14 | 4.84 |
| RP | Frisella, D.Frisella, Danny >> | 25 | 1971 | R | 77 | 61 | 0 | 4 | 3 | 4.77 | .328 | 1.45 | 9.7 | 3.4 | 7.7 | 77.1 | 83 | 45 | 41 | 9 | 29 | 66 | 0 | 3 | 0 | 0 | 0 | 1 | 4 | 3.97 |
| RP | Kealey, S.Kealey, Steve >> | 24 | 1971 | R | 57 | 24 | 0 | 2 | 0 | 4.31 | .333 | 1.47 | 9.9 | 3.5 | 3.8 | 31.1 | 34 | 15 | 15 | 4 | 12 | 13 | 0 | 3 | 0 | 0 | 0 | 1 | 1 | 5.10 |