| Starter | Tm | Tier | Game |
|---|---|---|---|
| Christy Mathewson | SFN | 7.78 | 190809120_LAN_SFN |
| George McQuillan | PHI | 7.01 | 190809140_ATL_PHI |
| Cy Young | BOS | 4.03 | 190809120_NYA_BOS |
| Ed Walsh | CHA | 3.5 | 190809132_CLE_CHA |
| Addie Joss | CLE | 3.07 | 190809140_CLE_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Lake | NYA | -7.8 | 190809140_NYA_BOS |
| Gus Dorner | ATL | -5.22 | 190809122_ATL_PHI |
| Burt Keeley | MIN | -2.4 | 190809141_OAK_MIN |
| Frank Owen | CHA | -2 | 190809140_CLE_CHA |
| George Winter | DET | -0.86 | 190809120_CHA_DET |
Based on accumulated WAA for this season up to 1908-09-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.76 | Christy Mathewson | 319.3 | SFN |
| +002+ | 10.29 | George McQuillan | 322.7 | PHI |
| +003+ | 8.76 | Mordecai Brown | 243 | CHN |
| +005+ | 8.4 | Cy Young | 271 | BOS |
| +007+ | 8.1 | Ed Walsh | 378 | CHA |
| +008+ | 7.23 | Hooks Wiltse | 290.3 | SFN |
| +010+ | 6.92 | Addie Joss | 286.3 | CLE |
| +013+ | 4.24 | Vic Willis | 258.7 | PIT |
| +014+ | 4.2 | Harry Howell | 279.7 | BAL |
| +015+ | 4.19 | Jack Powell | 223 | BAL |
| +019+ | 3.55 | Frank Corridon | 162.3 | PHI |
| +021+ | 3.34 | Nap Rucker | 280.3 | LAN |
| +027+ | 3.11 | Andy Coakley | 251.7 | TOT |
| +029+ | 3.03 | Eddie Plank | 209.3 | OAK |
| +038+ | 2.73 | Bill Foxen | 141.7 | PHI |
| +040+ | 2.64 | Walter Johnson | 191.3 | MIN |
| +042+ | 2.59 | Bob Ewing | 237 | CIN |
| +043+ | 2.58 | Tom Hughes | 255.7 | MIN |
| +045+ | 2.51 | Bob Rhoads | 235 | CLE |
| +046+ | 2.46 | Howie Camnitz | 211.7 | PIT |
| +048+ | 2.42 | Heinie Berger | 171.7 | CLE |
| +049+ | 2.39 | Kaiser Wilhelm | 276.3 | LAN |
| +053+ | 2.28 | Ed Reulbach | 246 | CHN |
| +056+ | 2.19 | Sam Leever | 178.7 | PIT |
| +057+ | 2.17 | Nick Maddox | 210.7 | PIT |
_