 |
|
 |
| Name | W | L | SV | ERA | G | GS | IP | HA | R | ER | HR | BB | K | WHIP | OAVG | BABIP | WAR |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lennart Fenger CL | 4 | 6 | 35 | 2.28 | 56 | 0 | 55.1 | 43 | 16 | 14 | 7 | 16 | 101 | 1.07 | .209 | .367 | 2.0 |
| Barry Zito RP | 0 | 0 | 0 | 2.45 | 1 | 0 | 3.2 | 3 | 1 | 1 | 1 | 1 | 1 | 1.09 | .214 | .167 | -0.1 |
| Rube Waddell SP | 19 | 6 | 0 | 3.06 | 33 | 33 | 241.0 | 218 | 92 | 82 | 19 | 73 | 220 | 1.21 | .240 | .295 | 5.2 |
| Edgar Trujillo SP | 16 | 9 | 0 | 3.07 | 30 | 30 | 220.0 | 208 | 85 | 75 | 11 | 52 | 232 | 1.18 | .249 | .329 | 7.4 |
| Lefty Grove SP | 19 | 6 | 0 | 3.76 | 33 | 33 | 215.1 | 227 | 104 | 90 | 18 | 62 | 183 | 1.34 | .268 | .322 | 4.5 |
| Arie Wouters SP | 13 | 8 | 0 | 4.02 | 31 | 31 | 185.2 | 192 | 95 | 83 | 12 | 60 | 177 | 1.36 | .267 | .335 | 4.3 |
| Andrew Bailey RP | 1 | 2 | 2 | 4.41 | 25 | 0 | 32.2 | 41 | 20 | 16 | 4 | 11 | 24 | 1.59 | .304 | .343 | 0.1 |
| Justin Duchscherer RP | 0 | 0 | 0 | 4.50 | 1 | 0 | 2.0 | 2 | 1 | 1 | 0 | 0 | 1 | 1.00 | .250 | .286 | 0.1 |
| Rich Harden RP | 1 | 1 | 0 | 4.74 | 20 | 0 | 49.1 | 51 | 27 | 26 | 5 | 19 | 58 | 1.42 | .264 | .351 | 0.6 |
| Eddie Plank SP | 14 | 6 | 0 | 4.86 | 29 | 29 | 181.2 | 196 | 103 | 98 | 17 | 49 | 134 | 1.35 | .276 | .317 | 2.9 |
| Billy Taylor RP | 2 | 0 | 0 | 4.91 | 6 | 0 | 11.0 | 9 | 6 | 6 | 3 | 4 | 6 | 1.18 | .237 | .207 | -0.3 |
| Catfish Hunter RP | 2 | 1 | 1 | 4.99 | 24 | 0 | 48.2 | 60 | 32 | 27 | 8 | 10 | 37 | 1.44 | .294 | .325 | 0.0 |
| Dennis Eckersley RP | 4 | 1 | 6 | 5.20 | 40 | 0 | 36.1 | 45 | 21 | 21 | 8 | 5 | 46 | 1.38 | .310 | .394 | 0.3 |
| Mark Mulder RP | 0 | 0 | 0 | 5.40 | 11 | 0 | 26.2 | 31 | 18 | 16 | 6 | 10 | 20 | 1.54 | .290 | .305 | -0.4 |
| Chief Bender RP | 4 | 6 | 3 | 5.49 | 36 | 5 | 57.1 | 76 | 41 | 35 | 6 | 14 | 32 | 1.57 | .319 | .343 | 0.4 |
| Tim Hudson RP | 4 | 3 | 2 | 5.85 | 25 | 0 | 47.2 | 56 | 33 | 31 | 7 | 23 | 44 | 1.66 | .296 | .353 | -0.3 |
| Jack Aker RP | 0 | 0 | 0 | 7.71 | 1 | 0 | 2.1 | 4 | 2 | 2 | 0 | 1 | 2 | 2.14 | .400 | .500 | 0.0 |
| Vida Blue RP | 1 | 2 | 1 | 9.11 | 18 | 0 | 27.2 | 41 | 28 | 28 | 11 | 10 | 31 | 1.84 | .347 | .395 | -0.9 |
