| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | CHN | 10.01 | 192008280_LAN_CHN |
| Burleigh Grimes | LAN | 4.8 | 192008280_LAN_CHN |
| Stan Coveleski | CLE | 3.09 | 192008290_CLE_MIN |
| Bill Doak | SLN | 1.86 | 192008301_LAN_SLN |
| Urban Shocker | BAL | 1.78 | 192008290_BAL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry Courtney | MIN | -7.96 | 192008290_CLE_MIN |
| Dutch Leonard | DET | -3.67 | 192008300_DET_OAK |
| Lefty Williams | CHA | -2.59 | 192008300_CHA_BOS |
| Ray Caldwell | CLE | -0.56 | 192008300_CLE_MIN |
| Sad Sam Jones | BOS | -0.48 | 192008300_CHA_BOS |
Based on accumulated WAA for this season up to 1920-08-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 9.8 | Pete Alexander | 295 | CHN |
| +005+ | 7.14 | Burleigh Grimes | 249 | LAN |
| +008+ | 6.42 | Babe Adams | 217 | PIT |
| +010+ | 5.86 | Wilbur Cooper | 263.7 | PIT |
| +012+ | 5.53 | Hippo Vaughn | 247 | CHN |
| +013+ | 5.52 | Stan Coveleski | 255.3 | CLE |
| +015+ | 5.31 | Bill Doak | 228.7 | SLN |
| +019+ | 4.67 | Bob Shawkey | 202 | NYA |
| +021+ | 4.41 | Urban Shocker | 245.7 | BAL |
| +030+ | 3.69 | Jack Quinn | 226 | NYA |
| +031+ | 3.23 | Red Faber | 255 | CHA |
| +032+ | 3.19 | Elmer Ponder | 154 | PIT |
| +036+ | 3.04 | Leon Cadore | 204.3 | LAN |
| +039+ | 2.78 | Jesse Barnes | 239 | SFN |
| +040+ | 2.56 | Harry Harper | 136 | BOS |
| +045+ | 2.33 | Phil Douglas | 174.3 | SFN |
| +046+ | 2.28 | Dave Keefe | 84.7 | OAK |
| +047+ | 2.22 | Eddie Cicotte | 250.3 | CHA |
| +051+ | 2.08 | Dixie Davis | 193.7 | BAL |
| +053+ | 2.05 | Fred Toney | 221.7 | SFN |
| +054+ | 2.04 | Rube Benton | 176 | SFN |
| +058+ | 1.95 | Hod Eller | 134.7 | CIN |
| +061+ | 1.92 | Howard Ehmke | 222.3 | DET |
| +062+ | 1.9 | Al Mamaux | 168 | LAN |
| +065+ | 1.84 | Jim Bagby | 267 | CLE |
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