| Starter | Tm | Tier | Game |
|---|---|---|---|
| Red Faber | CHA | 11.52 | 192108180_NYA_CHA |
| Eppa Rixey | CIN | 9.31 | 192108190_CIN_SFN |
| Carl Mays | NYA | 5.3 | 192108180_NYA_CHA |
| Jesse Barnes | SFN | 2.99 | 192108190_CIN_SFN |
| Bill Doak | SLN | 2.79 | 192108200_SLN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Shovel Hodge | CHA | -7.83 | 192108190_NYA_CHA |
| Dixie Davis | BAL | -1.91 | 192108200_NYA_BAL |
| Bob Hasty | OAK | -1.49 | 192108180_OAK_CLE |
| Phil Douglas | SFN | -0.85 | 192108180_CIN_SFN |
| Hooks Dauss | DET | -0.8 | 192108191_BOS_DET |
Based on accumulated WAA for this season up to 1921-08-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 10.9 | Red Faber | 277.3 | CHA |
| +003+ | 9.53 | Eppa Rixey | 230.7 | CIN |
| +010+ | 5.96 | Carl Mays | 246.3 | NYA |
| +011+ | 5.86 | Jesse Barnes | 200.3 | SFN |
| +012+ | 5.85 | Bill Doak | 163.7 | SLN |
| +013+ | 5.8 | George Mogridge | 214.7 | MIN |
| +014+ | 5.79 | Sad Sam Jones | 225 | BOS |
| +019+ | 4.66 | Whitey Glazner | 182 | PIT |
| +021+ | 4.38 | Burleigh Grimes | 217.3 | LAN |
| +023+ | 4.12 | Stan Coveleski | 251 | CLE |
| +026+ | 3.65 | Hugh McQuillan | 210.3 | ATL |
| +028+ | 3.45 | Wilbur Cooper | 256 | PIT |
| +030+ | 3.23 | Waite Hoyt | 204.3 | NYA |
| +034+ | 3.04 | Joe Oeschger | 226.3 | ATL |
| +036+ | 2.97 | Dolf Luque | 228 | CIN |
| +042+ | 2.62 | Earl Hamilton | 178 | PIT |
| +045+ | 2.41 | Dutch Leonard | 197.3 | DET |
| +046+ | 2.28 | Eric Erickson | 140.3 | MIN |
| +048+ | 2.23 | Johnny Morrison | 75 | PIT |
| +050+ | 2.22 | Guy Morton | 70.3 | CLE |
| +055+ | 2.06 | Dana Fillingim | 175.3 | ATL |
| +058+ | 1.96 | Clarence Mitchell | 128.7 | LAN |
| +061+ | 1.91 | Bill Pertica | 155.3 | SLN |
| +060+ | 1.91 | Bob Shawkey | 175 | NYA |
| +063+ | 1.85 | Pete Alexander | 179.3 | CHN |
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