| SP | Wood, K.Wood, Kerry † $$ >> | 26 | 2003 | R | 90 | 33 | 33 | 12 | 13 | 5.01 | .331 | 1.42 | 7.9 | 4.9 | 9.5 | 199.1 | 175 | 111 | 111 | 22 | 109 | 210 | 4 | 0 | 0 | 3 | 16 | 12 | 11 | 4.15 |
| SP | Brown, K.Brown, Kevin # >> | 38 | 2003 | R | 87 | 32 | 32 | 14 | 8 | 4.49 | .298 | 1.23 | 8.4 | 2.7 | 8.1 | 212.1 | 197 | 108 | 106 | 23 | 64 | 190 | 2 | 0 | 0 | 2 | 16 | 10 | 5 | 3.67 |
| SP | Williams, J.Williams, Jerome >> | 22 | 2003 | R | 69 | 32 | 32 | 16 | 10 | 4.69 | .334 | 1.48 | 9.0 | 4.4 | 6.9 | 195.2 | 194 | 104 | 102 | 28 | 95 | 150 | 0 | 0 | 0 | 0 | 14 | 6 | 4 | 4.88 |
| SP | Zambrano, C.Zambrano, Carlos # >> | 22 | 2003 | R | 55 | 32 | 32 | 14 | 4 | 4.48 | .340 | 1.51 | 9.3 | 4.3 | 5.9 | 184.2 | 190 | 105 | 92 | 20 | 88 | 120 | 0 | 0 | 0 | 0 | 14 | 7 | 4 | 4.66 |
| SP | Chacon, S.Chacon, Shawn >> | 26 | 2003 | R | 42 | 30 | 30 | 16 | 7 | 3.84 | .322 | 1.40 | 8.2 | 4.4 | 5.8 | 185.0 | 168 | 86 | 79 | 27 | 91 | 120 | 0 | 0 | 0 | 0 | 16 | 5 | 12 | 5.16 |
| RP | Donnelly, B.Donnelly, Brendan >> | 32 | 2003 | R | 83 | 71 | 0 | 3 | 5 | 2.88 | .279 | 1.11 | 5.9 | 4.2 | 11.0 | 93.2 | 61 | 30 | 30 | 7 | 43 | 114 | 0 | 4 | 2 | 0 | 0 | 5 | 1 | 3.08 |
| RP | Fuentes, B.Fuentes, Brian >> | 28 | 2003 | L | 50 | 40 | 0 | 1 | 1 | 4.15 | .306 | 1.28 | 9.0 | 2.7 | 9.2 | 47.2 | 47 | 22 | 22 | 7 | 14 | 48 | 0 | 1 | 1 | 0 | 0 | 2 | 1 | 3.91 |
| CL | Gagne, E.Gagne, Eric † $$ >> | 27 | 2003 | R | 100 | 64 | 0 | 5 | 6 | 1.84 | .257 | 1.02 | 6.3 | 3.0 | 9.5 | 73.1 | 51 | 16 | 15 | 2 | 24 | 77 | 0 | 36 | 2 | 0 | 0 | 1 | 0 | 2.27 |