| Starter | Tm | Tier | Game |
|---|---|---|---|
| George McQuillan | PHI | 7.94 | 190808280_PHI_PIT |
| Christy Mathewson | SFN | 5.75 | 190808290_SFN_CHN |
| Mordecai Brown | CHN | 5.73 | 190808290_SFN_CHN |
| Ed Walsh | CHA | 3.97 | 190808282_CHA_NYA |
| Cy Young | BOS | 3.29 | 190808271_BAL_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Lake | NYA | -9.32 | 190808281_CHA_NYA |
| Gus Dorner | ATL | -2.46 | 190808290_ATL_CIN |
| Burt Keeley | MIN | -2.12 | 190808291_CLE_MIN |
| George Winter | DET | -1.17 | 190808292_DET_OAK |
| Fred Beebe | SLN | -0.83 | 190808270_LAN_SLN |
Based on accumulated WAA for this season up to 1908-08-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.5 | George McQuillan | 292.3 | PHI |
| +002+ | 8.73 | Christy Mathewson | 281.7 | SFN |
| +003+ | 8.37 | Mordecai Brown | 223.3 | CHN |
| +005+ | 7.1 | Ed Walsh | 328 | CHA |
| +007+ | 6.82 | Cy Young | 235 | BOS |
| +009+ | 5.87 | Addie Joss | 246.3 | CLE |
| +010+ | 5.45 | Hooks Wiltse | 253.3 | SFN |
| +012+ | 4.62 | Kaiser Wilhelm | 252.3 | LAN |
| +013+ | 4.27 | Jack Powell | 189 | BAL |
| +016+ | 3.6 | Harry Howell | 253 | BAL |
| +017+ | 3.56 | Andy Coakley | 233.3 | CIN |
| +018+ | 3.44 | Bill Foxen | 120 | PHI |
| +019+ | 3.19 | Bob Ewing | 213 | CIN |
| +024+ | 3.11 | Eddie Plank | 184.3 | OAK |
| +026+ | 3.02 | Bugs Raymond | 245.7 | SLN |
| +028+ | 2.97 | Ed Willett | 166.7 | DET |
| +030+ | 2.94 | Tom Hughes | 227.7 | MIN |
| +031+ | 2.92 | Bill Donovan | 155.7 | DET |
| +035+ | 2.55 | Sam Leever | 161.7 | PIT |
| +037+ | 2.28 | Vic Willis | 214.7 | PIT |
| +044+ | 2.06 | Frank Corridon | 123.7 | PHI |
| +047+ | 2 | Cecil Ferguson | 137 | ATL |
| +049+ | 1.98 | Charlie Chech | 113.7 | CLE |
| +052+ | 1.85 | Elmer Steele | 57.3 | BOS |
| +053+ | 1.84 | Heinie Berger | 138.7 | CLE |
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