| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 8.97 | 192006200_CHN_LAN |
| Stan Coveleski | CLE | 7.34 | 192006190_MIN_CLE |
| Dutch Ruether | CIN | 6.22 | 192006210_CIN_PHI |
| Babe Adams | PIT | 2.55 | 192006190_PIT_SFN |
| Jack Quinn | NYA | 1.93 | 192006200_NYA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Shaw | MIN | -2.55 | 192006200_MIN_DET |
| Ferdie Schupp | SLN | -2.52 | 192006192_SLN_PHI |
| George Uhle | CLE | -1.7 | 192006210_BOS_CLE |
| Art Nehf | SFN | -0.88 | 192006190_PIT_SFN |
| Rollie Naylor | OAK | -0.41 | 192006190_OAK_BAL |
Based on accumulated WAA for this season up to 1920-06-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 5.63 | Dutch Ruether | 147.3 | CIN |
| +004+ | 5 | Stan Coveleski | 119 | CLE |
| +005+ | 4.89 | Hippo Vaughn | 104 | CHN |
| +006+ | 4.02 | Pete Alexander | 146 | CHN |
| +007+ | 3.81 | Jack Quinn | 121 | NYA |
| +009+ | 3.66 | Jesse Haines | 126.3 | SLN |
| +010+ | 3.41 | Bob Shawkey | 111 | NYA |
| +011+ | 3.37 | Babe Adams | 103 | PIT |
| +013+ | 3.07 | Leon Cadore | 102.7 | LAN |
| +016+ | 2.84 | Urban Shocker | 109 | BAL |
| +017+ | 2.81 | Burleigh Grimes | 102 | LAN |
| +021+ | 2.51 | Dana Fillingim | 108 | ATL |
| +024+ | 2.17 | Red Faber | 111 | CHA |
| +025+ | 2.15 | Al Mamaux | 67 | LAN |
| +028+ | 2.04 | Lee Meadows | 80 | PHI |
| +031+ | 1.78 | Dixie Davis | 73 | BAL |
| +032+ | 1.78 | Eric Erickson | 89.7 | MIN |
| +035+ | 1.62 | Eppa Rixey | 127 | PHI |
| +042+ | 1.51 | Allen Russell | 94.7 | BOS |
| +043+ | 1.5 | Phil Douglas | 73 | SFN |
| +045+ | 1.46 | Wilbur Cooper | 116.3 | PIT |
| +051+ | 1.26 | Harry Harper | 45.7 | BOS |
| XXXXX | 1.21 | Elmer Ponder | 40 | PIT |
| XXXXX | 1.19 | Joe Oeschger | 101.7 | ATL |
| XXXXX | 1.17 | George Smith | 95.3 | PHI |
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