| Starter | Tm | Tier | Game |
|---|---|---|---|
| Eppa Rixey | CIN | 6.73 | 192108241_CIN_PHI |
| Carl Mays | NYA | 5.24 | 192108260_NYA_DET |
| Bill Doak | SLN | 3.66 | 192108241_SLN_ATL |
| George Mogridge | MIN | 3.39 | 192108250_MIN_DET |
| Sad Sam Jones | BOS | 2.48 | 192108260_BOS_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Shovel Hodge | CHA | -11.33 | 192108260_BOS_CHA |
| Bob Hasty | OAK | -1.75 | 192108240_OAK_CHA |
| Phil Douglas | SFN | -1.34 | 192108242_PIT_SFN |
| Huck Betts | PHI | -0.88 | 192108250_CIN_PHI |
| Virgil Cheeves | CHN | -0.67 | 192108250_CHN_LAN |
Based on accumulated WAA for this season up to 1921-08-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 10.63 | Red Faber | 287.3 | CHA |
| +006+ | 8.19 | Eppa Rixey | 239.3 | CIN |
| +008+ | 7.27 | George Mogridge | 232.7 | MIN |
| +009+ | 6.79 | Carl Mays | 264.3 | NYA |
| +012+ | 6.23 | Bill Doak | 172.7 | SLN |
| +014+ | 5.81 | Sad Sam Jones | 241.3 | BOS |
| +016+ | 5.6 | Jesse Barnes | 207.3 | SFN |
| +019+ | 4.92 | Burleigh Grimes | 226.3 | LAN |
| +022+ | 4.45 | Stan Coveleski | 260 | CLE |
| +025+ | 3.63 | Waite Hoyt | 213.3 | NYA |
| +030+ | 3.38 | Whitey Glazner | 186 | PIT |
| +032+ | 3.15 | Dolf Luque | 246 | CIN |
| +033+ | 3.15 | Allen Russell | 143 | BOS |
| +034+ | 3.04 | Babe Adams | 136.3 | PIT |
| +037+ | 2.89 | Bill Pertica | 170.7 | SLN |
| +039+ | 2.8 | Dana Fillingim | 188.3 | ATL |
| +041+ | 2.78 | Wilbur Cooper | 262 | PIT |
| +042+ | 2.78 | Joe Oeschger | 233.3 | ATL |
| +043+ | 2.63 | Pete Alexander | 188.3 | CHN |
| +047+ | 2.46 | Hugh McQuillan | 216.3 | ATL |
| +046+ | 2.46 | Earl Hamilton | 192 | PIT |
| +054+ | 2.12 | Rube Marquard | 206.7 | CIN |
| +056+ | 1.99 | Fred Toney | 204.7 | SFN |
| +059+ | 1.94 | Guy Morton | 74.3 | CLE |
| +061+ | 1.92 | Mule Watson | 197 | ATL |
_