| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Walsh | CHA | 6.52 | 190709182_CHA_DET |
| Orval Overall | CHN | 4.33 | 190709180_CHN_CIN |
| Christy Mathewson | SFN | 3.65 | 190709170_SFN_ATL |
| Addie Joss | CLE | 2.29 | 190709161_BAL_CLE |
| Tully Sparks | PHI | 1.14 | 190709161_PHI_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Oberlin | MIN | -6.13 | 190709180_BOS_MIN |
| Irv Young | ATL | -5.14 | 190709161_SFN_ATL |
| Art Fromme | SLN | -1.42 | 190709170_PIT_SLN |
| Bill Dinneen | BAL | -1.34 | 190709161_BAL_CLE |
| Bill Hogg | NYA | -1.18 | 190709170_NYA_OAK |
Based on accumulated WAA for this season up to 1907-09-18.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 9.18 | Mordecai Brown | 216.7 | CHN |
| +003+ | 9 | Ed Walsh | 388.7 | CHA |
| +004+ | 8.09 | Orval Overall | 252.3 | CHN |
| +006+ | 7.85 | Carl Lundgren | 187.3 | CHN |
| +007+ | 7.19 | Cy Young | 316.3 | BOS |
| +011+ | 6.24 | Christy Mathewson | 280.7 | SFN |
| +013+ | 5.62 | Addie Joss | 312.7 | CLE |
| +014+ | 5.54 | Bob Ewing | 298 | CIN |
| +017+ | 4.59 | Tully Sparks | 238 | PHI |
| +018+ | 4.1 | Jim Pastorius | 202.3 | LAN |
| +020+ | 3.82 | Sam Leever | 203 | PIT |
| +019+ | 3.82 | Ed Killian | 293.3 | DET |
| +021+ | 3.81 | Ed Reulbach | 166 | CHN |
| +022+ | 3.7 | Ed Siever | 245.7 | DET |
| +027+ | 3.36 | Bill Donovan | 226 | DET |
| +029+ | 3.31 | Ed Karger | 281.7 | SLN |
| +030+ | 3.3 | Chief Bender | 219.3 | OAK |
| +036+ | 3.05 | Doc White | 253.7 | CHA |
| +039+ | 2.83 | Vic Willis | 271.3 | PIT |
| +040+ | 2.77 | Jack Pfiester | 168.7 | CHN |
| +043+ | 2.5 | Glenn Liebhardt | 268.3 | CLE |
| +046+ | 2.46 | Jake Weimer | 188 | CIN |
| +050+ | 2.33 | Frank Smith | 292 | CHA |
| +057+ | 1.96 | Dummy Taylor | 154.3 | SFN |
| +059+ | 1.91 | Lew Moren | 243.7 | PHI |
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