| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | CHN | 9.23 | 192007290_CHN_ATL |
| Stan Coveleski | CLE | 3.52 | 192007290_BOS_CLE |
| Wilbur Cooper | PIT | 3.05 | 192007281_PIT_PHI |
| Burleigh Grimes | LAN | 2.36 | 192007280_CIN_LAN |
| Bob Shawkey | NYA | 1.94 | 192007280_NYA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Shaw | MIN | -3.35 | 192007291_MIN_DET |
| Red Oldham | DET | -2.78 | 192007291_MIN_DET |
| Red Causey | PHI | -2.21 | 192007282_PIT_PHI |
| Lefty Williams | CHA | -1.68 | 192007291_OAK_CHA |
| Bullet Joe Bush | BOS | -1.36 | 192007300_BOS_CLE |
Based on accumulated WAA for this season up to 1920-07-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 7.77 | Pete Alexander | 236.3 | CHN |
| +004+ | 7.48 | Dutch Ruether | 213 | CIN |
| +007+ | 5.46 | Burleigh Grimes | 183 | LAN |
| +008+ | 4.86 | Hippo Vaughn | 177 | CHN |
| +009+ | 4.8 | Bob Shawkey | 144.7 | NYA |
| +012+ | 4.5 | Stan Coveleski | 198.3 | CLE |
| +013+ | 4.48 | Wilbur Cooper | 204.7 | PIT |
| +017+ | 3.95 | Leon Cadore | 163.7 | LAN |
| +018+ | 3.91 | Jack Quinn | 187.3 | NYA |
| +021+ | 3.72 | Babe Adams | 166 | PIT |
| +022+ | 3.69 | Red Faber | 198 | CHA |
| +025+ | 3.39 | Jesse Haines | 204 | SLN |
| +029+ | 3.18 | Urban Shocker | 183.3 | BAL |
| +030+ | 3.17 | Dolf Luque | 136 | CIN |
| +033+ | 2.79 | Eppa Rixey | 196 | PHI |
| +035+ | 2.52 | Lee Meadows | 141.3 | PHI |
| +037+ | 2.33 | Harry Harper | 92 | BOS |
| +038+ | 2.28 | Phil Douglas | 115.3 | SFN |
| +040+ | 2.24 | Al Mamaux | 131 | LAN |
| +041+ | 2.24 | Dixie Davis | 144 | BAL |
| +045+ | 2.08 | Jim Bagby | 212.3 | CLE |
| +049+ | 1.94 | Dana Fillingim | 155.7 | ATL |
| +056+ | 1.77 | Rip Collins | 108 | NYA |
| +057+ | 1.76 | Joe Oeschger | 177.3 | ATL |
| +058+ | 1.71 | Hod Eller | 78.7 | CIN |
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