| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 6.92 | 192005031_CHN_CIN |
| Walter Johnson | MIN | 6.13 | 192005050_NYA_MIN |
| Allen Sothoron | BAL | 4.55 | 192005030_CHA_BAL |
| Stan Coveleski | CLE | 4.42 | 192005050_CLE_CHA |
| Carl Mays | NYA | 3.59 | 192005050_NYA_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Elmer Myers | CLE | -5.4 | 192005040_CLE_DET |
| Hooks Dauss | DET | -2.52 | 192005040_CLE_DET |
| Eppa Rixey | PHI | -1.96 | 192005050_ATL_PHI |
| Walt Kinney | OAK | -1.61 | 192005050_OAK_BOS |
| Allen Russell | BOS | -0.6 | 192005030_BOS_NYA |
Based on accumulated WAA for this season up to 1920-05-05.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.11 | Joe Oeschger | 54.7 | ATL |
| +002+ | 1.84 | Lefty Williams | 48 | CHA |
| +003+ | 1.8 | Dana Fillingim | 36 | ATL |
| +004+ | 1.78 | Dutch Ruether | 56.7 | CIN |
| +005+ | 1.73 | Leon Cadore | 52 | LAN |
| +007+ | 1.54 | Eric Erickson | 38.3 | MIN |
| +009+ | 1.35 | Stan Coveleski | 52 | CLE |
| +010+ | 1.34 | Babe Adams | 50 | PIT |
| XXXXX | 1.24 | Hank Thormahlen | 20.7 | NYA |
| XXXXX | 1.18 | Bob Shawkey | 34.7 | NYA |
| XXXXX | 1.11 | Ray Fisher | 19.3 | CIN |
| XXXXX | 1.05 | Hippo Vaughn | 47 | CHN |
| XXXXX | 1.03 | Eddie Cicotte | 18 | CHA |
| XXXXX | 0.99 | Bill Doak | 37 | SLN |
| XXXXX | 0.93 | Burleigh Grimes | 33 | LAN |
| XXXXX | 0.81 | Lee Meadows | 36 | PHI |
| XXXXX | 0.79 | Fred Toney | 30.7 | SFN |
| XXXXX | 0.72 | Hugh McQuillan | 22.7 | ATL |
| XXXXX | 0.71 | Clarence Mitchell | 25 | LAN |
| XXXXX | 0.64 | Jim Bagby | 36 | CLE |
| XXXXX | 0.61 | Bullet Joe Bush | 37 | BOS |
| XXXXX | 0.58 | Hooks Dauss | 34.7 | DET |
| XXXXX | 0.56 | Sherry Smith | 18.3 | LAN |
| XXXXX | 0.53 | Red Faber | 32 | CHA |
| XXXXX | 0.52 | Allen Russell | 25.3 | BOS |
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