| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Shaw | MIN | -4.03 | 192007250_OAK_MIN |
| Red Oldham | DET | -3.02 | 192007250_BAL_DET |
| Lefty Williams | CHA | -1.97 | 192007250_CHA_CLE |
| Sad Sam Jones | BOS | -1.64 | 192007260_BOS_NYA |
| Mule Watson | ATL | -0.95 | 192007250_ATL_SLN |
Based on accumulated WAA for this season up to 1920-07-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 8.02 | Pete Alexander | 229.3 | CHN |
| +004+ | 7.22 | Dutch Ruether | 204 | CIN |
| +008+ | 4.61 | Burleigh Grimes | 174 | LAN |
| +010+ | 4.27 | Stan Coveleski | 189.3 | CLE |
| +011+ | 4.23 | Bob Shawkey | 136.7 | NYA |
| +012+ | 4.22 | Hippo Vaughn | 166 | CHN |
| +013+ | 4.18 | Wilbur Cooper | 195.7 | PIT |
| +014+ | 4.06 | Jesse Haines | 198 | SLN |
| +016+ | 3.94 | Jack Quinn | 179.3 | NYA |
| +018+ | 3.78 | Babe Adams | 161 | PIT |
| +020+ | 3.54 | Leon Cadore | 154.7 | LAN |
| +024+ | 3.4 | Al Mamaux | 125.7 | LAN |
| +026+ | 3.32 | Red Faber | 179 | CHA |
| +032+ | 2.76 | Dolf Luque | 127 | CIN |
| +033+ | 2.68 | Dana Fillingim | 150.7 | ATL |
| +034+ | 2.6 | Harry Harper | 88.7 | BOS |
| +035+ | 2.56 | Eppa Rixey | 187 | PHI |
| +038+ | 2.51 | Lee Meadows | 134.7 | PHI |
| +039+ | 2.5 | Phil Douglas | 108 | SFN |
| +041+ | 2.32 | Urban Shocker | 174.3 | BAL |
| +048+ | 1.82 | Dixie Davis | 135 | BAL |
| +051+ | 1.75 | Joe Oeschger | 168.3 | ATL |
| +055+ | 1.63 | Elmer Ponder | 93.3 | PIT |
| +058+ | 1.59 | Bill Doak | 158.7 | SLN |
| +059+ | 1.58 | George Smith | 141.3 | PHI |
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