| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 8.85 | 192006260_CHN_PIT |
| Stan Coveleski | CLE | 7.43 | 192006250_CLE_CHA |
| Dutch Ruether | CIN | 6.5 | 192006261_SLN_CIN |
| Jack Quinn | NYA | 2.2 | 192006250_BOS_NYA |
| Leon Cadore | LAN | 2 | 192006251_LAN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ferdie Schupp | SLN | -3.7 | 192006270_SLN_CIN |
| Jim Shaw | MIN | -3.37 | 192006250_OAK_MIN |
| Red Causey | PHI | -1.72 | 192006262_SFN_PHI |
| Hooks Dauss | DET | -1.6 | 192006260_DET_BAL |
| Elam Vangilder | BAL | -1.35 | 192006270_DET_BAL |
Based on accumulated WAA for this season up to 1920-06-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 5.27 | Dutch Ruether | 156.3 | CIN |
| +004+ | 4.96 | Pete Alexander | 162 | CHN |
| +005+ | 4.54 | Jesse Haines | 145.7 | SLN |
| +006+ | 4.35 | Stan Coveleski | 125 | CLE |
| +007+ | 3.96 | Jack Quinn | 130.7 | NYA |
| +008+ | 3.85 | Leon Cadore | 111.7 | LAN |
| +009+ | 3.66 | Bob Shawkey | 119.3 | NYA |
| +013+ | 3.54 | Hippo Vaughn | 112.7 | CHN |
| +018+ | 2.91 | Lee Meadows | 91.7 | PHI |
| +019+ | 2.82 | Dana Fillingim | 117.3 | ATL |
| +020+ | 2.79 | Urban Shocker | 119 | BAL |
| +021+ | 2.76 | Babe Adams | 108 | PIT |
| +024+ | 2.51 | Burleigh Grimes | 113.3 | LAN |
| +027+ | 2.24 | Red Faber | 120 | CHA |
| +029+ | 2.15 | Joe Oeschger | 119.7 | ATL |
| +031+ | 1.99 | Phil Douglas | 82 | SFN |
| +032+ | 1.97 | Dixie Davis | 91 | BAL |
| +034+ | 1.92 | Rip Collins | 46.7 | NYA |
| +036+ | 1.84 | Jack Scott | 90.7 | ATL |
| +038+ | 1.83 | Eric Erickson | 95.7 | MIN |
| +047+ | 1.43 | Wilbur Cooper | 134 | PIT |
| +048+ | 1.41 | Elmer Ponder | 45 | PIT |
| +050+ | 1.33 | Eppa Rixey | 135 | PHI |
| XXXXX | 1.25 | Harry Harper | 45.7 | BOS |
| XXXXX | 1.04 | Sherry Smith | 56.7 | LAN |
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