| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 8.81 | 192005312_CIN_CHN |
| Babe Adams | PIT | 4.01 | 192005300_PIT_CIN |
| Walter Johnson | MIN | 2.58 | 192005292_MIN_OAK |
| Carl Mays | NYA | 2.52 | 192005292_NYA_BOS |
| Leon Cadore | LAN | 2.12 | 192005292_ATL_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Red Causey | PHI | -3.42 | 192005290_PHI_SFN |
| Elmer Myers | CLE | -2.1 | 192005311_DET_CLE |
| Tom Zachary | MIN | -1.32 | 192005291_MIN_OAK |
| Hooks Dauss | DET | -1.24 | 192005311_DET_CLE |
| Bill Sherdel | SLN | -0.83 | 192005311_SLN_PIT |
Based on accumulated WAA for this season up to 1920-05-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.49 | Dutch Ruether | 99.7 | CIN |
| +003+ | 3.57 | Stan Coveleski | 87 | CLE |
| +005+ | 3.45 | Babe Adams | 84 | PIT |
| +004+ | 3.45 | Hippo Vaughn | 86 | CHN |
| +006+ | 3.43 | Leon Cadore | 83.3 | LAN |
| +007+ | 3.27 | Pete Alexander | 109 | CHN |
| +008+ | 2.85 | Burleigh Grimes | 74.7 | LAN |
| +011+ | 2.71 | Jack Quinn | 78.7 | NYA |
| +012+ | 2.41 | Dana Fillingim | 70 | ATL |
| +014+ | 2.12 | Bob Shawkey | 73.7 | NYA |
| +015+ | 2.09 | Eric Erickson | 68 | MIN |
| +016+ | 1.96 | Red Faber | 83.7 | CHA |
| +023+ | 1.81 | Herb Pennock | 66.3 | BOS |
| +028+ | 1.47 | Al Mamaux | 38 | LAN |
| +032+ | 1.35 | Lee Meadows | 53 | PHI |
| +034+ | 1.27 | Jesse Haines | 90.7 | SLN |
| XXXXX | 1.12 | Allen Russell | 59.7 | BOS |
| XXXXX | 1.12 | Sherry Smith | 39 | LAN |
| XXXXX | 1.11 | Hank Thormahlen | 47 | NYA |
| XXXXX | 1.06 | Hal Carlson | 63 | PIT |
| XXXXX | 0.99 | Joe Oeschger | 82.7 | ATL |
| XXXXX | 0.88 | Hugh McQuillan | 51.3 | ATL |
| XXXXX | 0.87 | Dixie Davis | 35.3 | BAL |
| XXXXX | 0.81 | Jim Bagby | 86.7 | CLE |
| XXXXX | 0.77 | Phil Douglas | 43 | SFN |
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