| SP | Schmidt, J.Schmidt, Jason † >> | 30 | 2003 | R | 100 | 24 | 24 | 16 | 3 | 3.24 | .276 | 1.13 | 7.5 | 2.6 | 9.5 | 172.0 | 144 | 64 | 62 | 9 | 50 | 181 | 4 | 0 | 0 | 2 | 16 | 3 | 0 | 2.50 |
| SP | Williams, J.Williams, Jerome >> | 22 | 2003 | R | 69 | 24 | 24 | 8 | 8 | 4.72 | .334 | 1.47 | 9.3 | 4.0 | 5.8 | 154.1 | 159 | 83 | 81 | 18 | 68 | 100 | 2 | 0 | 0 | 0 | 12 | 5 | 6 | 4.64 |
| SP | Sabathia, C.Sabathia, CC >> | 23 | 2003 | L | 45 | 22 | 21 | 10 | 5 | 4.47 | .344 | 1.53 | 9.8 | 3.9 | 6.9 | 129.0 | 141 | 70 | 64 | 15 | 56 | 99 | 0 | 0 | 0 | 0 | 10 | 6 | 1 | 4.42 |
| RP | Betancourt, R.Betancourt, Rafael >> | 28 | 2003 | R | 85 | 60 | 0 | 9 | 4 | 5.03 | .337 | 1.49 | 9.2 | 4.3 | 7.2 | 78.2 | 80 | 47 | 44 | 11 | 37 | 62 | 0 | 1 | 7 | 0 | 0 | 3 | 2 | 4.78 |
| RP | Kershner, J.Kershner, Jason † >> | 27 | 2003 | L | 72 | 55 | 0 | 7 | 2 | 2.54 | .290 | 1.17 | 7.2 | 3.4 | 6.6 | 74.1 | 59 | 21 | 21 | 2 | 28 | 54 | 0 | 1 | 2 | 0 | 0 | 4 | 0 | 3.19 |
| RP | Koplove, M.Koplove, Mike >> | 27 | 2003 | R | 70 | 33 | 0 | 3 | 0 | 4.56 | .340 | 1.50 | 9.4 | 4.2 | 7.9 | 47.1 | 49 | 24 | 24 | 3 | 22 | 41 | 0 | 0 | 0 | 0 | 0 | 2 | 2 | 3.62 |
| CL | Gagne, E.Gagne, Eric † $ >> | 27 | 2003 | R | 100 | 42 | 0 | 3 | 1 | 1.23 | .263 | 1.05 | 4.9 | 4.5 | 11.3 | 44.0 | 24 | 6 | 6 | 1 | 22 | 55 | 0 | 26 | 1 | 0 | 0 | 1 | 0 | 2.36 |