| 13 | Jeff Fassero | - | 8 | 35 | 35 | 234.1 | 3.61 | 1.32 | 8.68 | 0.81 | 3.23 | 7.26 | 0.44 | 1.03 | 22 | 3 | 906 | .249 | 1010 | 3.65 | 37.9 | 62.1 | 10.1 |
| 51 | Randy Johnson | - | 2 | 30 | 29 | 213.0 | 2.28 | 1.05 | 6.21 | 0.85 | 3.25 | 12.30 | 0.26 | 0.79 | 23 | 10 | 758 | .194 | 849 | 4.01 | 37.6 | 62.4 | 14.5 |
| 50 | Jamie Moyer | - | 14 | 30 | 30 | 188.2 | 3.86 | 1.22 | 8.92 | 1.00 | 2.05 | 5.39 | 0.38 | 0.84 | 19 | 7 | 730 | .256 | 787 | 3.73 | 38.6 | 61.4 | 12.3 |
| 33 | Bob Wolcott | - | - | 19 | 18 | 100.0 | 6.03 | 1.58 | 11.61 | 1.98 | 2.61 | 5.22 | 0.50 | 0.59 | 6 | 5 | 411 | .314 | 451 | 3.33 | 35.9 | 64.1 | 8.0 |
| 31 | Bobby Ayala | - | 57 | 71 | 0 | 96.2 | 3.82 | 1.37 | 8.47 | 1.30 | 3.82 | 8.57 | 0.45 | 1.05 | 0 | 3 | 350 | .260 | 404 | 3.86 | 39.0 | 61.0 | 13.5 |
| 37 | Norm Charlton | - | 51 | 71 | 0 | 69.1 | 7.27 | 1.96 | 11.55 | 0.91 | 6.10 | 7.14 | 0.85 | 1.03 | 0 | 4 | 285 | .312 | 344 | 3.73 | 43.4 | 56.6 | 8.6 |
| 46 | Bob Wells | - | - | 46 | 1 | 67.1 | 5.75 | 1.57 | 11.76 | 1.47 | 2.41 | 6.82 | 0.35 | 0.48 | 0 | 3 | 280 | .314 | 304 | 3.87 | 35.6 | 64.4 | 6.8 |
| 23 | Scott Sanders | - | 43 | 33 | 6 | 65.1 | 6.47 | 1.70 | 10.06 | 2.20 | 5.23 | 8.54 | 0.61 | 0.64 | 0 | 3 | 261 | .280 | 309 | 3.96 | 41.3 | 58.7 | 9.6 |
| 26 | Omar Olivares | - | 42 | 13 | 12 | 62.1 | 5.49 | 1.75 | 11.70 | 1.44 | 4.04 | 4.19 | 0.97 | 0.78 | 0 | 0 | 0 | -- | 0 | -- | 41.1 | 58.9 | 5.1 |
| 36 | Derek Lowe | - | - | 12 | 9 | 53.0 | 6.96 | 1.49 | 10.02 | 1.87 | 3.40 | 6.62 | 0.51 | 0.89 | 2 | 2 | 209 | .282 | 234 | 3.43 | 41.0 | 59.0 | 8.6 |
| 27 | Ken Cloude | - | - | 10 | 9 | 51.0 | 5.12 | 1.31 | 7.24 | 1.41 | 4.59 | 8.12 | 0.57 | 0.58 | 5 | 3 | 188 | .218 | 219 | 4.00 | 40.4 | 59.6 | 8.9 |
| 32 | Dennis Martinez | - | - | 9 | 9 | 49.0 | 7.71 | 1.92 | 11.94 | 1.47 | 5.33 | 3.12 | 1.71 | 0.96 | 3 | 7 | 199 | .327 | 239 | 3.79 | 45.6 | 54.4 | 4.5 |
| 40 | Greg McCarthy | - | - | 37 | 0 | 29.2 | 5.46 | 1.42 | 7.89 | 1.21 | 4.85 | 10.31 | 0.47 | 1.03 | 0 | 1 | 113 | .230 | 129 | 3.92 | 39.7 | 60.3 | 10.3 |
| 52 | Heathcliff Slocumb | - | 24 | 27 | 0 | 28.1 | 4.13 | 1.45 | 8.26 | 0.64 | 4.76 | 8.89 | 0.54 | 1.29 | 0 | 0 | 0 | -- | 0 | -- | 40.5 | 59.5 | 10.1 |
| 40 | Mike Timlin | - | 71 | 26 | 0 | 25.2 | 3.86 | 1.29 | 9.82 | 0.70 | 1.75 | 3.16 | 0.56 | 2.00 | 0 | 0 | 0 | -- | 0 | -- | 34.0 | 66.0 | 9.3 |
| 23 | Paul Spoljaric | - | - | 20 | 0 | 22.2 | 4.76 | 1.72 | 9.53 | 0.40 | 5.96 | 10.72 | 0.56 | 0.56 | 0 | 0 | 0 | -- | 0 | -- | 42.6 | 57.4 | 10.2 |
| 39 | Edwin Hurtado | - | - | 13 | 1 | 19.0 | 9.00 | 2.11 | 11.84 | 2.37 | 7.11 | 4.74 | 1.50 | 0.43 | 0 | 2 | 76 | .329 | 93 | 3.73 | 43.8 | 56.2 | 8.1 |
| 41 | Felipe Lira | - | - | 8 | 3 | 18.2 | 9.16 | 2.20 | 14.95 | 1.45 | 4.82 | 4.34 | 1.11 | 0.64 | 0 | 0 | 0 | -- | 0 | -- | 40.5 | 59.5 | 7.4 |
| 41 | Josias Manzanillo | - | - | 16 | 0 | 18.1 | 5.40 | 1.96 | 9.33 | 1.47 | 8.35 | 8.84 | 0.94 | 0.41 | 0 | 0 | 69 | .275 | 88 | 4.30 | 45.8 | 54.2 | 8.2 |
| 20 | Mike Maddux | - | - | 6 | 0 | 10.2 | 10.12 | 2.62 | 16.87 | 0.84 | 6.75 | 5.91 | 1.14 | 1.15 | 0 | 1 | 50 | .400 | 59 | 3.42 | 43.6 | 56.4 | 5.0 |
| 59 | Mark Holzemer | - | - | 14 | 0 | 9.0 | 6.00 | 1.89 | 9.00 | -- | 8.00 | 7.00 | 1.14 | 1.42 | 0 | 0 | 36 | .250 | 44 | 3.84 | 45.0 | 55.0 | 6.5 |
| 47 | Tim Davis | - | - | 2 | 0 | 6.2 | 6.75 | 1.50 | 8.10 | 1.35 | 5.40 | 13.50 | 0.40 | 1.29 | 0 | 1 | 26 | .231 | 31 | 4.06 | 46.0 | 54.0 | 12.7 |
| 22 | Rafael Carmona | - | - | 4 | 0 | 5.2 | 3.18 | 0.88 | 4.76 | 1.59 | 3.18 | 9.53 | 0.33 | 0.40 | 0 | 0 | 20 | .150 | 22 | 4.59 | 40.6 | 59.4 | 11.9 |
| 38 | Salomon Torres | - | - | 2 | 0 | 3.1 | 27.00 | 3.00 | 18.90 | -- | 8.10 | 0.00 | -- | 1.83 | 0 | 0 | 0 | -- | 0 | -- | 45.2 | 54.8 | 4.8 |