| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dutch Ruether | CIN | 5.87 | 192008101_CIN_ATL |
| Stan Coveleski | CLE | 4.34 | 192008120_NYA_CLE |
| Hippo Vaughn | CHN | 4.1 | 192008120_CHN_LAN |
| Babe Adams | PIT | 2.46 | 192008120_PIT_SFN |
| Leon Cadore | LAN | 1.53 | 192008112_CHN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry Courtney | MIN | -5.38 | 192008120_MIN_CHA |
| Elmer Jacobs | SLN | -2.62 | 192008120_SLN_PHI |
| Bullet Joe Bush | BOS | -1.23 | 192008100_BOS_BAL |
| Slim Harriss | OAK | -1.06 | 192008120_OAK_DET |
| Doc Ayers | DET | -0.81 | 192008120_OAK_DET |
Based on accumulated WAA for this season up to 1920-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 7.7 | Pete Alexander | 259 | CHN |
| +005+ | 7.46 | Dutch Ruether | 233 | CIN |
| +008+ | 5.77 | Wilbur Cooper | 229.7 | PIT |
| +009+ | 5.7 | Burleigh Grimes | 209.3 | LAN |
| +010+ | 5.56 | Stan Coveleski | 224.3 | CLE |
| +011+ | 5.33 | Babe Adams | 190 | PIT |
| +012+ | 5.17 | Hippo Vaughn | 210 | CHN |
| +013+ | 4.7 | Red Faber | 226 | CHA |
| +015+ | 4.6 | Jack Quinn | 207.3 | NYA |
| +020+ | 4.25 | Bob Shawkey | 167.7 | NYA |
| +022+ | 3.91 | Dolf Luque | 163 | CIN |
| +024+ | 3.66 | Leon Cadore | 178 | LAN |
| +032+ | 3.12 | Phil Douglas | 141 | SFN |
| +033+ | 3.12 | Harry Harper | 117 | BOS |
| +034+ | 3.1 | Urban Shocker | 208.3 | BAL |
| +035+ | 3.02 | Bill Doak | 189.7 | SLN |
| +039+ | 2.46 | Jesse Haines | 222 | SLN |
| +041+ | 2.43 | Elmer Ponder | 117 | PIT |
| +042+ | 2.39 | Eppa Rixey | 214.7 | PHI |
| +045+ | 2.2 | Sherry Smith | 92.3 | LAN |
| +048+ | 2.1 | George Smith | 177.7 | PHI |
| +049+ | 2.05 | Eddie Cicotte | 224.3 | CHA |
| +050+ | 2.02 | Howard Ehmke | 189 | DET |
| +051+ | 2.01 | Jim Bagby | 237.3 | CLE |
| +052+ | 1.94 | Lee Meadows | 157.7 | PHI |
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