| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 6.53 | 190707041_CIN_CHN |
| Ed Walsh | CHA | 6.43 | 190707020_CHA_CLE |
| Rube Waddell | OAK | 1.56 | 190707020_OAK_NYA |
| Joe McGinnity | SFN | 1.38 | 190707041_SFN_LAN |
| Glenn Liebhardt | CLE | 1.26 | 190707030_CHA_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Dinneen | BAL | -4.13 | 190707042_BAL_DET |
| Doc Scanlan | LAN | -2.91 | 190707020_SFN_LAN |
| Earl Moore | NYA | -2.52 | 190707030_OAK_NYA |
| Cy Falkenberg | MIN | -1.93 | 190707030_MIN_BOS |
| Vive Lindaman | ATL | -1.59 | 190707042_ATL_PHI |
Based on accumulated WAA for this season up to 1907-07-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.16 | Ed Walsh | 175.3 | CHA |
| +002+ | 5.07 | Carl Lundgren | 110 | CHN |
| +003+ | 5.03 | Mordecai Brown | 122.3 | CHN |
| +004+ | 4.25 | Cy Young | 153 | BOS |
| +005+ | 4.01 | Addie Joss | 152.7 | CLE |
| +006+ | 3.94 | Glenn Liebhardt | 114.3 | CLE |
| +007+ | 3.68 | Bob Ewing | 160 | CIN |
| +010+ | 3.57 | Jim Pastorius | 99 | LAN |
| +011+ | 3.56 | Frank Smith | 145.7 | CHA |
| +012+ | 3.49 | Joe McGinnity | 161 | SFN |
| +013+ | 3.34 | Ed Killian | 133.3 | DET |
| +018+ | 2.38 | Tex Pruiett | 84.7 | BOS |
| +019+ | 2.37 | Ed Reulbach | 59.3 | CHN |
| +023+ | 2.21 | Doc White | 126.7 | CHA |
| +025+ | 2.17 | Christy Mathewson | 114.7 | SFN |
| +026+ | 2.05 | Fred Glade | 107.7 | BAL |
| +028+ | 1.97 | Tully Sparks | 105 | PHI |
| +029+ | 1.96 | Sam Leever | 100.3 | PIT |
| +031+ | 1.89 | Bill Donovan | 68 | DET |
| +032+ | 1.88 | George Bell | 132.7 | LAN |
| +033+ | 1.86 | Harry Howell | 142.3 | BAL |
| +037+ | 1.74 | Andy Coakley | 105.7 | CIN |
| +039+ | 1.69 | Nick Altrock | 97.3 | CHA |
| +040+ | 1.66 | Orval Overall | 112 | CHN |
| +045+ | 1.49 | Lefty Leifield | 147 | PIT |
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