| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Walsh | CHA | 6.79 | 190708031_CHA_NYA |
| Cy Young | BOS | 3.36 | 190708030_BAL_BOS |
| Addie Joss | CLE | 2.53 | 190708051_CLE_OAK |
| Ed Reulbach | CHN | 1.83 | 190708040_SFN_CHN |
| Andy Coakley | CIN | 1.29 | 190708041_ATL_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Irv Young | ATL | -5.26 | 190708042_ATL_CIN |
| Bill Dinneen | BAL | -3.43 | 190708050_BAL_BOS |
| Oscar Graham | MIN | -2.44 | 190708051_DET_MIN |
| George Mullin | DET | -1.17 | 190708030_DET_MIN |
| Jack Chesbro | NYA | -1.07 | 190708031_CHA_NYA |
Based on accumulated WAA for this season up to 1907-08-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 8.32 | Mordecai Brown | 182.7 | CHN |
| +002+ | 8.17 | Ed Walsh | 274 | CHA |
| +005+ | 5.38 | Cy Young | 225.3 | BOS |
| +006+ | 4.95 | Addie Joss | 218.7 | CLE |
| +012+ | 4.44 | Bob Ewing | 211 | CIN |
| +013+ | 4.42 | Ed Killian | 190.3 | DET |
| +014+ | 4.2 | Orval Overall | 168.3 | CHN |
| +015+ | 4.16 | Christy Mathewson | 178.7 | SFN |
| +016+ | 4.11 | Frank Smith | 200 | CHA |
| +017+ | 4.09 | Andy Coakley | 161.7 | CIN |
| +018+ | 3.98 | Glenn Liebhardt | 189.3 | CLE |
| +019+ | 3.84 | Ed Reulbach | 120.7 | CHN |
| +021+ | 3.81 | Ed Siever | 162.7 | DET |
| +022+ | 3.44 | Jim Pastorius | 129.3 | LAN |
| +023+ | 3.17 | Tex Pruiett | 117.3 | BOS |
| +027+ | 2.73 | Patsy Flaherty | 133.7 | ATL |
| +029+ | 2.71 | Tully Sparks | 141 | PHI |
| +031+ | 2.49 | Lew Moren | 165.7 | PHI |
| +034+ | 2.26 | Bill Donovan | 136.3 | DET |
| +035+ | 2.13 | Lefty Leifield | 197 | PIT |
| +036+ | 2.12 | Eddie Plank | 219.3 | OAK |
| +039+ | 2.04 | Chief Bender | 134.3 | OAK |
| +043+ | 2 | Jack Pfiester | 111 | CHN |
| +045+ | 1.92 | Sam Leever | 132.3 | PIT |
| +046+ | 1.83 | George Winter | 158 | BOS |
_