| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pete Alexander | CHN | 9.81 | 192009090_CHN_SFN |
| Burleigh Grimes | LAN | 4.79 | 192009090_SLN_LAN |
| Dutch Ruether | CIN | 3.11 | 192009092_CIN_ATL |
| Stan Coveleski | CLE | 2.71 | 192009090_NYA_CLE |
| Bill Doak | SLN | 2.28 | 192009090_SLN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry Courtney | MIN | -6.52 | 192009072_BOS_MIN |
| Allen Sothoron | BAL | -4.15 | 192009091_MIN_BAL |
| Dutch Leonard | DET | -3.29 | 192009070_DET_CHA |
| Lefty Williams | CHA | -2.27 | 192009080_BAL_CHA |
| Bullet Joe Bush | BOS | -2.03 | 192009090_BOS_CHA |
Based on accumulated WAA for this season up to 1920-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 11.04 | Pete Alexander | 321 | CHN |
| +006+ | 7.88 | Burleigh Grimes | 273 | LAN |
| +007+ | 6.48 | Babe Adams | 233 | PIT |
| +010+ | 6.05 | Dutch Ruether | 258.3 | CIN |
| +013+ | 5.76 | Wilbur Cooper | 280.7 | PIT |
| +014+ | 5.75 | Stan Coveleski | 273.3 | CLE |
| +015+ | 5.7 | Hippo Vaughn | 267 | CHN |
| +016+ | 5.5 | Bob Shawkey | 221.3 | NYA |
| +019+ | 5.27 | Bill Doak | 245.7 | SLN |
| +024+ | 4.49 | Dolf Luque | 179 | CIN |
| +025+ | 4.38 | Leon Cadore | 222.3 | LAN |
| +028+ | 3.93 | Jesse Barnes | 257 | SFN |
| +031+ | 3.59 | Red Faber | 272 | CHA |
| +034+ | 3.46 | Phil Douglas | 192 | SFN |
| +036+ | 3.25 | Fred Toney | 243 | SFN |
| +042+ | 2.71 | Lee Meadows | 205 | PHI |
| +043+ | 2.7 | Jack Quinn | 238.7 | NYA |
| +044+ | 2.64 | Dave Keefe | 101.7 | OAK |
| +049+ | 2.58 | Elmer Ponder | 169 | PIT |
| +054+ | 2.42 | Dixie Davis | 220 | BAL |
| +055+ | 2.33 | Jim Bagby | 285.7 | CLE |
| +057+ | 2.22 | Harry Harper | 140 | BOS |
| +058+ | 2.19 | Hod Eller | 165.7 | CIN |
| +061+ | 2 | Dana Fillingim | 224 | ATL |
| +063+ | 1.93 | Al Mamaux | 174.3 | LAN |
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