| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dutch Ruether | CIN | 5.05 | 192008190_LAN_CIN |
| Wilbur Cooper | PIT | 4.07 | 192008170_PIT_SLN |
| Hippo Vaughn | CHN | 3.82 | 192008170_CIN_CHN |
| Burleigh Grimes | LAN | 3.8 | 192008190_LAN_CIN |
| Jack Quinn | NYA | 2.02 | 192008180_CLE_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry Courtney | MIN | -7.03 | 192008171_BAL_MIN |
| Dutch Leonard | DET | -3.23 | 192008190_DET_BOS |
| Lefty Williams | CHA | -2.46 | 192008180_CHA_OAK |
| Bullet Joe Bush | BOS | -1.75 | 192008190_DET_BOS |
| Allen Sothoron | BAL | -1.59 | 192008171_BAL_MIN |
Based on accumulated WAA for this season up to 1920-08-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 8.3 | Pete Alexander | 268 | CHN |
| +005+ | 6.84 | Dutch Ruether | 242.7 | CIN |
| +006+ | 6.75 | Burleigh Grimes | 233 | LAN |
| +009+ | 5.57 | Stan Coveleski | 233.3 | CLE |
| +010+ | 5.38 | Hippo Vaughn | 219 | CHN |
| +011+ | 5.37 | Babe Adams | 199 | PIT |
| +012+ | 5.26 | Wilbur Cooper | 245.7 | PIT |
| +016+ | 4.53 | Jack Quinn | 215.3 | NYA |
| +020+ | 4.26 | Bob Shawkey | 184 | NYA |
| +023+ | 3.86 | Red Faber | 232 | CHA |
| +024+ | 3.81 | Dolf Luque | 163 | CIN |
| +025+ | 3.7 | Urban Shocker | 227.3 | BAL |
| +026+ | 3.63 | Leon Cadore | 182 | LAN |
| +031+ | 3.36 | Harry Harper | 126 | BOS |
| +035+ | 2.98 | Howard Ehmke | 207 | DET |
| +044+ | 2.2 | Jesse Haines | 230 | SLN |
| +045+ | 2.16 | Lee Meadows | 175.3 | PHI |
| +046+ | 2.15 | Phil Douglas | 153.3 | SFN |
| +048+ | 2.13 | Sherry Smith | 92.3 | LAN |
| +049+ | 2.08 | Eddie Cicotte | 233.3 | CHA |
| +052+ | 1.96 | Jesse Barnes | 214 | SFN |
| +053+ | 1.95 | Joe Oeschger | 212.3 | ATL |
| +054+ | 1.93 | George Smith | 190.7 | PHI |
| +059+ | 1.82 | Dave Keefe | 75.7 | OAK |
| +064+ | 1.74 | Dixie Davis | 177.7 | BAL |
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