| Starter | Tm | Tier | Game |
|---|---|---|---|
| Carl Mays | NYA | 3.59 | 192104170_BOS_NYA |
| Leon Cadore | LAN | 1.44 | 192104160_LAN_ATL |
| Lee Meadows | PHI | 0.97 | 192104160_SFN_PHI |
| Walter Johnson | MIN | 0.82 | 192104170_OAK_MIN |
| Jim Bagby | CLE | 0.55 | 192104150_CLE_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sad Sam Jones | BOS | -3.07 | 192104170_BOS_NYA |
| Eric Erickson | MIN | -2.41 | 192104150_BOS_MIN |
| Mule Watson | ATL | -1.46 | 192104160_LAN_ATL |
| Eppa Rixey | CIN | -1.45 | 192104150_PIT_CIN |
| George Uhle | CLE | -1.05 | 192104160_CLE_BAL |
Based on accumulated WAA for this season up to 1921-04-17.
| Rank | WAA | Name | IP | Tm |
|---|
_