| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Walsh | CHA | 5.91 | 190707310_CHA_MIN |
| Cy Young | BOS | 2.73 | 190707300_CLE_BOS |
| Addie Joss | CLE | 2.16 | 190707310_CLE_BOS |
| Ed Reulbach | CHN | 1.66 | 190707310_LAN_CHN |
| Ed Killian | DET | 1.36 | 190707300_DET_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Casey Patten | MIN | -3.63 | 190707301_CHA_MIN |
| Bill Dinneen | BAL | -3.42 | 190708010_BAL_OAK |
| Al Orth | NYA | -1.93 | 190708010_DET_NYA |
| Irv Young | ATL | -1.51 | 190707311_ATL_PIT |
| George Mullin | DET | -1.37 | 190707310_DET_NYA |
Based on accumulated WAA for this season up to 1907-08-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.52 | Mordecai Brown | 173.7 | CHN |
| +002+ | 7.39 | Ed Walsh | 259.3 | CHA |
| +003+ | 5.83 | Cy Young | 216.3 | BOS |
| +004+ | 5.59 | Carl Lundgren | 129.7 | CHN |
| +006+ | 5.36 | Addie Joss | 210.7 | CLE |
| +008+ | 4.45 | Christy Mathewson | 170.7 | SFN |
| +010+ | 4.27 | Ed Killian | 182.3 | DET |
| +011+ | 4.15 | Bob Ewing | 202 | CIN |
| +014+ | 3.85 | Frank Smith | 191 | CHA |
| +016+ | 3.82 | Orval Overall | 159.3 | CHN |
| +017+ | 3.72 | Jim Pastorius | 121 | LAN |
| +018+ | 3.7 | Glenn Liebhardt | 180.3 | CLE |
| +020+ | 3.42 | Andy Coakley | 152.7 | CIN |
| +021+ | 3.07 | Ed Siever | 144.7 | DET |
| +022+ | 3.03 | Ed Reulbach | 108.7 | CHN |
| +024+ | 2.9 | Tex Pruiett | 109.3 | BOS |
| +028+ | 2.57 | Patsy Flaherty | 133.7 | ATL |
| +031+ | 2.22 | Howie Camnitz | 81.7 | PIT |
| +033+ | 2.09 | Tully Sparks | 132 | PHI |
| +037+ | 1.96 | Jack Pfiester | 111 | CHN |
| +038+ | 1.89 | Nick Altrock | 137.3 | CHA |
| +040+ | 1.85 | Bill Donovan | 127.3 | DET |
| +041+ | 1.85 | Sam Leever | 132.3 | PIT |
| +042+ | 1.83 | Lew Moren | 156.3 | PHI |
| +049+ | 1.68 | Lew Richie | 57.3 | PHI |
_