Bullpen
| Red Sox | W-L | Sv. | ERA | IP | H | BB | SO | Avg. | |
| RH Byung Hyun Kim | 9-10 | 16 | 3.31 | 122 | 104 | 33 | 102 | .226 | |
| vs. Oakland | 1-1 | 0 | 6.23 | 4 | 4 | 0 | 4 | .235 | |
| RH Mike Timlin | 6-4 | 2 | 3.55 | 83 | 77 | 9 | 65 | .239 | |
| vs. Oakland | 0-0 | 0 | 0.00 | 4 | 2 | 0 | 5 | .154 | |
| RH Jeff Suppan | 13-11 | 0 | 4.19 | 204 | 217 | 51 | 110 | .272 | |
| vs. Oakland | 0-0 | 0 | --- | 0 | 0 | 0 | 0 | --- | |
| RH Scott Williamson | 5-4 | 21 | 4.16 | 62 | 54 | 34 | 74 | .228 | |
| vs. Oakland | 0-1 | 0 | 2.45 | 3 | 1 | 2 | 2 | .077 | |
| RH Bronson Arroyo | 0-0 | 1 | 2.08 | 17 | 10 | 4 | 14 | .176 | |
| vs. Oakland | 0-0 | 0 | --- | 0 | 0 | 0 | 0 | --- | |
| RH Todd Jones | 3-5 | 0 | 7.08 | 68 | 93 | 31 | 59 | .323 | |
| vs. Oakland | 0-0 | 0 | 0.00 | 3 | 0 | 0 | 3 | .000 | |
| LH Alan Embree | 4-1 | 1 | 4.25 | 55 | 49 | 16 | 45 | .241 | |
| vs. Oakland | 0-0 | 0 | 0.00 | 3 | 2 | 1 | 4 | .154 | |
| LH Scott Sauerbeck | 3-5 | 0 | 4.76 | 56 | 47 | 43 | 50 | .225 | |
| vs. Oakland | 0-0 | 0 | 9.00 | 3 | 3 | 2 | 4 | .273 | |
| Athletics | W-L | Sv. | ERA | IP | H | BB | SO | Avg. | |
| RH Keith Foulke | 9-1 | 43 | 2.08 | 86 | 57 | 20 | 88 | .184 | |
| vs. Boston | 0-0 | 3 | 1.59 | 5 | 2 | 0 | 8 | .105 | |
| LH John Halama | 3-5 | 0 | 4.22 | 108 | 117 | 36 | 51 | .268 | |
| vs. Boston | 0-0 | 0 | 0.00 | 1 | 2 | 0 | 0 | .400 | |
| RH Chad Bradford | 7-4 | 2 | 3.04 | 77 | 67 | 30 | 62 | .236 | |
| vs. Boston | 1-0 | 0 | 0.00 | 3 | 3 | 0 | 3 | .231 | |
| LH Ricardo Rincon | 8-4 | 0 | 3.25 | 55 | 45 | 32 | 40 | .234 | |
| vs. Boston | 1-0 | 0 | 0.00 | 1 | 0 | 1 | 3 | .091 | |
| RH Jim Mecir | 2-3 | 1 | 5.59 | 37 | 40 | 16 | 25 | .280 | |
| vs. Boston | 0-1 | 0 | 5.40 | 1 | 2 | 1 | 1 | .333 | |
| RH Mike Neu | 0-0 | 1 | 3.64 | 42 | 43 | 26 | 20 | .261 | |
| vs. Boston | 0-0 | 0 | 7.36 | 3 | 5 | 5 | 1 | .357 | |
| RH Steve Sparks | 0-6 | 2 | 4.88 | 107 | 114 | 37 | 54 | .278 | |
| vs. Boston | 0-0 | 0 | 8.59 | 7 | 12 | 4 | 5 | .375 | |