| Starter | Tm | Tier | Game |
|---|---|---|---|
| Stan Coveleski | CLE | 6.83 | 192007140_CLE_OAK |
| Hippo Vaughn | CHN | 4.75 | 192007150_LAN_CHN |
| Wilbur Cooper | PIT | 2.48 | 192007140_ATL_PIT |
| Burleigh Grimes | LAN | 2.11 | 192007160_LAN_CIN |
| Jack Quinn | NYA | 1.77 | 192007140_BAL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Red Oldham | DET | -2.85 | 192007142_DET_BOS |
| Jim Shaw | MIN | -2.35 | 192007140_CHA_MIN |
| George Uhle | CLE | -1.85 | 192007160_CLE_OAK |
| Roy Moore | OAK | -1.8 | 192007140_CLE_OAK |
| Red Causey | PHI | -1.48 | 192007160_PHI_SLN |
Based on accumulated WAA for this season up to 1920-07-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.85 | Pete Alexander | 202.7 | CHN |
| +004+ | 6.68 | Dutch Ruether | 186 | CIN |
| +005+ | 5.55 | Stan Coveleski | 173 | CLE |
| +007+ | 4.85 | Burleigh Grimes | 159 | LAN |
| +009+ | 4.35 | Red Faber | 166 | CHA |
| +011+ | 4.18 | Jesse Haines | 181.3 | SLN |
| +013+ | 3.97 | Hippo Vaughn | 149 | CHN |
| +015+ | 3.74 | Leon Cadore | 139 | LAN |
| +020+ | 3.43 | Al Mamaux | 110.3 | LAN |
| +021+ | 3.43 | Babe Adams | 143 | PIT |
| +023+ | 3.2 | Wilbur Cooper | 177.7 | PIT |
| +026+ | 3.09 | Jack Quinn | 162.7 | NYA |
| +028+ | 2.65 | Urban Shocker | 157 | BAL |
| +031+ | 2.4 | Joe Oeschger | 152.3 | ATL |
| +034+ | 2.23 | Dana Fillingim | 139.3 | ATL |
| +035+ | 2.22 | Eppa Rixey | 169 | PHI |
| +037+ | 2.13 | Jeff Pfeffer | 118 | LAN |
| +039+ | 2.05 | Harry Harper | 70.7 | BOS |
| +040+ | 2.03 | Phil Douglas | 102 | SFN |
| +043+ | 1.95 | Rip Collins | 85 | NYA |
| +052+ | 1.78 | Dolf Luque | 106.3 | CIN |
| +053+ | 1.75 | Elmer Ponder | 73.3 | PIT |
| +058+ | 1.51 | George Smith | 129.3 | PHI |
| +059+ | 1.44 | Jack Scott | 142.7 | ATL |
| +060+ | 1.43 | Rollie Naylor | 157.7 | OAK |
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