| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | CHN | 9.04 | 192007130_LAN_CHN |
| Stan Coveleski | CLE | 6.83 | 192007140_CLE_OAK |
| Wilbur Cooper | PIT | 2.48 | 192007140_ATL_PIT |
| Jack Quinn | NYA | 1.77 | 192007140_BAL_NYA |
| Leon Cadore | LAN | 1.67 | 192007130_LAN_CHN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Red Oldham | DET | -2.85 | 192007142_DET_BOS |
| Jim Shaw | MIN | -2.35 | 192007140_CHA_MIN |
| Roy Moore | OAK | -1.8 | 192007140_CLE_OAK |
| Ray Caldwell | CLE | -1.18 | 192007130_CLE_OAK |
| Ferdie Schupp | SLN | -0.84 | 192007130_SFN_SLN |
Based on accumulated WAA for this season up to 1920-07-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.88 | Pete Alexander | 202.7 | CHN |
| +004+ | 6.87 | Dutch Ruether | 183.3 | CIN |
| +005+ | 5.51 | Stan Coveleski | 173 | CLE |
| +008+ | 4.17 | Jesse Haines | 181.3 | SLN |
| +011+ | 3.99 | Hippo Vaughn | 149 | CHN |
| +015+ | 3.82 | Red Faber | 157 | CHA |
| +018+ | 3.72 | Leon Cadore | 139 | LAN |
| +019+ | 3.54 | Babe Adams | 143 | PIT |
| +021+ | 3.41 | Al Mamaux | 110.3 | LAN |
| +022+ | 3.29 | Wilbur Cooper | 177 | PIT |
| +025+ | 3.08 | Jack Quinn | 162.7 | NYA |
| +029+ | 2.64 | Urban Shocker | 157 | BAL |
| +031+ | 2.42 | Joe Oeschger | 152.3 | ATL |
| +034+ | 2.24 | Dana Fillingim | 139.3 | ATL |
| +035+ | 2.18 | Eppa Rixey | 169 | PHI |
| +036+ | 2.11 | Jeff Pfeffer | 118 | LAN |
| +037+ | 2.11 | Phil Douglas | 102 | SFN |
| +039+ | 2.05 | Harry Harper | 70.7 | BOS |
| +043+ | 1.95 | Rip Collins | 85 | NYA |
| +045+ | 1.89 | Sherry Smith | 71.3 | LAN |
| +050+ | 1.81 | Elmer Ponder | 73.3 | PIT |
| +051+ | 1.77 | Dolf Luque | 106.3 | CIN |
| +057+ | 1.48 | George Smith | 129.3 | PHI |
| +059+ | 1.4 | Dixie Davis | 119 | BAL |
| +060+ | 1.37 | Lee Meadows | 117.7 | PHI |
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