| Starter | Tm | Tier | Game |
|---|---|---|---|
| Stan Coveleski | CLE | 4.91 | 192005090_CLE_CHA |
| Walter Johnson | MIN | 4.78 | 192005090_NYA_MIN |
| Carl Mays | NYA | 4.15 | 192005110_CHA_NYA |
| Babe Adams | PIT | 2.93 | 192005090_PIT_CHN |
| Dutch Ruether | CIN | 2.93 | 192005090_CIN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Red Causey | PHI | -1.34 | 192005100_PHI_PIT |
| Howard Ehmke | DET | -0.93 | 192005090_BAL_DET |
| Harry Harper | BOS | -0.66 | 192005100_OAK_BOS |
| Elmer Jacobs | SLN | -0.57 | 192005110_ATL_SLN |
| Walt Kinney | OAK | -0.5 | 192005110_BAL_OAK |
Based on accumulated WAA for this season up to 1920-05-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.5 | Dutch Ruether | 65.7 | CIN |
| +003+ | 2.35 | Lefty Williams | 57 | CHA |
| +004+ | 2.07 | Dana Fillingim | 45 | ATL |
| +006+ | 1.79 | Hippo Vaughn | 56 | CHN |
| +007+ | 1.64 | Stan Coveleski | 61 | CLE |
| +009+ | 1.56 | Babe Adams | 51 | PIT |
| +010+ | 1.5 | Leon Cadore | 56.3 | LAN |
| XXXXX | 1.23 | Bob Shawkey | 45.7 | NYA |
| XXXXX | 1.1 | Jack Quinn | 41 | NYA |
| XXXXX | 1.07 | Eddie Cicotte | 27 | CHA |
| XXXXX | 1.04 | Bill Doak | 40 | SLN |
| XXXXX | 1 | Jim Bagby | 55 | CLE |
| XXXXX | 0.98 | Walt Kinney | 50 | OAK |
| XXXXX | 0.94 | Sherry Smith | 24 | LAN |
| XXXXX | 0.78 | Jesse Haines | 51.7 | SLN |
| XXXXX | 0.7 | Hugh McQuillan | 24 | ATL |
| XXXXX | 0.7 | Bullet Joe Bush | 37 | BOS |
| XXXXX | 0.69 | Clarence Mitchell | 27 | LAN |
| XXXXX | 0.64 | Hooks Dauss | 43.7 | DET |
| XXXXX | 0.63 | Allen Russell | 29.3 | BOS |
| XXXXX | 0.61 | Lee Meadows | 44 | PHI |
| XXXXX | 0.51 | Wilbur Cooper | 51 | PIT |
| XXXXX | 0.45 | Claude Hendrix | 33.7 | CHN |
| XXXXX | 0.45 | Dave Keefe | 10 | OAK |
| XXXXX | 0.41 | Dixie Davis | 20 | BAL |
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