| SP | Capuano, C.Capuano, Chris >> | 25 | 2003 | L | 94 | 7 | 7 | 1 | 2 | 5.59 | .298 | 1.21 | 8.4 | 2.5 | 7.8 | 29.0 | 27 | 18 | 18 | 4 | 8 | 25 | 0 | 0 | 0 | 0 | 0 | 2 | 1 | 4.10 |
| SP | Messersmith, A.Messersmith, Andy >> | 31 | 1976 | R | 94 | 6 | 6 | 2 | 4 | 3.43 | .264 | 1.07 | 7.2 | 2.7 | 6.5 | 44.2 | 35 | 17 | 17 | 5 | 13 | 32 | 1 | 0 | 0 | 0 | 3 | 0 | 0 | 3.91 |
| SP | Richard, J.Richard, J.R. >> | 26 | 1976 | R | 86 | 6 | 6 | 2 | 3 | 4.91 | .337 | 1.53 | 8.3 | 5.8 | 7.5 | 36.2 | 33 | 21 | 20 | 2 | 23 | 30 | 1 | 0 | 0 | 0 | 2 | 0 | 1 | 3.97 |
| SP | Clemens, R.Clemens, Roger >> | 41 | 2003 | R | 84 | 6 | 6 | 2 | 4 | 4.19 | .297 | 1.27 | 7.3 | 4.3 | 6.6 | 38.2 | 31 | 20 | 18 | 3 | 18 | 28 | 0 | 0 | 0 | 0 | 5 | 0 | 0 | 3.97 |
| RP | Mantei, M.Mantei, Matt >> | 30 | 2003 | R | 99 | 16 | 0 | 2 | 0 | 1.83 | .253 | 1.02 | 5.2 | 4.3 | 8.5 | 19.2 | 11 | 4 | 4 | 2 | 9 | 18 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.89 |
| RP | Marte, D.Marte, Damaso $ >> | 28 | 2003 | L | 97 | 12 | 0 | 0 | 0 | 2.45 | .267 | 1.02 | 4.5 | 5.1 | 7.1 | 14.2 | 7 | 4 | 4 | 1 | 8 | 11 | 0 | 0 | 1 | 0 | 0 | 1 | 0 | 4.29 |
| SU | Percival, T.Percival, Troy $ >> | 34 | 2003 | R | 93 | 10 | 0 | 0 | 0 | 3.12 | .257 | 1.04 | 4.5 | 5.6 | 4.5 | 8.2 | 4 | 3 | 3 | 0 | 5 | 4 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 3.88 |
| SP | Colon, B.Colon, Bartolo >> | 30 | 2003 | R | 86 | 0 | 0 | 0 | 0 | - | .000 | - | - | - | - | 0.0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | - |
| SP | Montefusco, J.Montefusco, John >> | 26 | 1976 | R | 89 | 3 | 0 | 0 | 0 | 3.75 | .308 | 1.33 | 7.5 | 4.5 | 11.3 | 12.0 | 10 | 5 | 5 | 1 | 6 | 15 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 3.08 |
| RP | Spooneybarger, T.Spooneybarger, Tim >> | 24 | 2003 | R | 97 | 8 | 0 | 0 | 1 | 2.38 | .227 | 0.79 | 3.3 | 4.1 | 4.9 | 11.1 | 4 | 3 | 3 | 0 | 5 | 6 | 0 | 1 | 0 | 0 | 0 | 1 | 1 | 3.55 |
| CL | Smoltz, J.Smoltz, John >> | 36 | 2003 | R | 98 | 14 | 0 | 1 | 0 | 3.60 | .237 | 0.93 | 7.2 | 1.2 | 7.8 | 15.0 | 12 | 6 | 6 | 3 | 2 | 13 | 0 | 7 | 2 | 0 | 0 | 0 | 0 | 4.27 |
| RP | Cunnane, W.Cunnane, Will >> | 29 | 2003 | R | 97 | 8 | 0 | 0 | 1 | 4.32 | .342 | 1.56 | 9.0 | 5.6 | 6.8 | 8.1 | 8 | 4 | 4 | 1 | 5 | 6 | 0 | 0 | 1 | 0 | 0 | 0 | 0 | 5.00 |