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| Name | W | L | SV | ERA | G | GS | IP | HA | R | ER | HR | BB | K | WHIP | OAVG | BABIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mike Hampton SP | 11 | 12 | 0 | 3.17 | 25 | 25 | 170.1 | 120 | 71 | 60 | 14 | 76 | 144 | 1.15 | .196 | .232 | 3.3 |
| Alberto Reyes RP | 1 | 3 | 22 | 3.18 | 36 | 0 | 34.0 | 27 | 14 | 12 | 2 | 18 | 37 | 1.32 | .208 | .275 | 0.9 |
| Jason Dickson RP | 3 | 1 | 0 | 3.38 | 4 | 4 | 29.1 | 26 | 12 | 11 | 4 | 5 | 28 | 1.06 | .243 | .289 | 0.7 |
| Joe Fontenot RP | 0 | 2 | 0 | 3.68 | 26 | 0 | 36.2 | 34 | 16 | 15 | 2 | 18 | 34 | 1.42 | .245 | .299 | 0.3 |
| Scott Chiamparino SP | 7 | 9 | 0 | 3.80 | 23 | 23 | 123.0 | 117 | 61 | 52 | 2 | 49 | 76 | 1.35 | .250 | .290 | 3.2 |
| Julian Tavarez RP | 3 | 2 | 2 | 4.09 | 39 | 0 | 50.2 | 41 | 24 | 23 | 5 | 22 | 43 | 1.24 | .224 | .259 | 0.4 |
| Mike Stanton RP | 2 | 3 | 4 | 4.33 | 48 | 0 | 89.1 | 80 | 44 | 43 | 7 | 42 | 74 | 1.37 | .240 | .286 | 0.8 |
| Mike Dunne SP | 7 | 15 | 0 | 4.80 | 26 | 26 | 183.2 | 205 | 113 | 98 | 27 | 79 | 80 | 1.55 | .281 | .283 | 0.1 |
| Russ Springer RP | 3 | 3 | 0 | 4.83 | 41 | 0 | 63.1 | 63 | 36 | 34 | 13 | 23 | 59 | 1.36 | .249 | .275 | -0.5 |
| LaTroy Hawkins SP | 5 | 11 | 0 | 4.89 | 26 | 26 | 140.0 | 132 | 83 | 76 | 22 | 41 | 109 | 1.24 | .246 | .268 | 1.6 |
| Tim Davis RP | 1 | 1 | 0 | 5.20 | 35 | 0 | 53.2 | 54 | 34 | 31 | 3 | 27 | 33 | 1.51 | .261 | .291 | 0.3 |
| Brian Holman SP | 8 | 15 | 0 | 5.38 | 26 | 26 | 170.2 | 179 | 114 | 102 | 19 | 72 | 111 | 1.47 | .267 | .290 | 1.8 |
| Mike Holtz RP | 1 | 1 | 0 | 14.73 | 4 | 0 | 3.2 | 5 | 7 | 6 | 0 | 4 | 5 | 2.45 | .357 | .500 | 0.1 |
