| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 9.33 | 192006240_CHN_SFN |
| Stan Coveleski | CLE | 7.43 | 192006250_CLE_CHA |
| Dutch Ruether | CIN | 6.5 | 192006261_SLN_CIN |
| Babe Adams | PIT | 3.24 | 192006240_PIT_LAN |
| Jack Quinn | NYA | 2.2 | 192006250_BOS_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Shaw | MIN | -3.37 | 192006250_OAK_MIN |
| Ferdie Schupp | SLN | -3.05 | 192006240_SLN_ATL |
| Red Oldham | DET | -2.13 | 192006240_DET_BAL |
| Red Causey | PHI | -1.72 | 192006262_SFN_PHI |
| Art Nehf | SFN | -0.64 | 192006240_CHN_SFN |
Based on accumulated WAA for this season up to 1920-06-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 5.32 | Dutch Ruether | 156.3 | CIN |
| +004+ | 4.59 | Jesse Haines | 145.7 | SLN |
| +005+ | 4.39 | Stan Coveleski | 125 | CLE |
| +006+ | 4.37 | Pete Alexander | 154 | CHN |
| +007+ | 3.92 | Jack Quinn | 129.7 | NYA |
| +008+ | 3.88 | Leon Cadore | 111.7 | LAN |
| +009+ | 3.7 | Bob Shawkey | 119.3 | NYA |
| +011+ | 3.58 | Hippo Vaughn | 112.7 | CHN |
| +018+ | 2.94 | Lee Meadows | 91.7 | PHI |
| +019+ | 2.85 | Dana Fillingim | 117.3 | ATL |
| +020+ | 2.83 | Urban Shocker | 119 | BAL |
| +021+ | 2.79 | Babe Adams | 108 | PIT |
| +022+ | 2.53 | Burleigh Grimes | 113.3 | LAN |
| +024+ | 2.49 | Al Mamaux | 76 | LAN |
| +027+ | 2.28 | Red Faber | 120 | CHA |
| +028+ | 2.19 | Joe Oeschger | 119.7 | ATL |
| +030+ | 2.01 | Phil Douglas | 82 | SFN |
| +031+ | 2 | Dixie Davis | 91 | BAL |
| +033+ | 1.94 | Rip Collins | 46.7 | NYA |
| +034+ | 1.87 | Jack Scott | 90.7 | ATL |
| +036+ | 1.86 | Eric Erickson | 95.7 | MIN |
| +040+ | 1.69 | Allen Russell | 99.7 | BOS |
| +047+ | 1.42 | Elmer Ponder | 45 | PIT |
| +050+ | 1.37 | Eppa Rixey | 135 | PHI |
| +051+ | 1.33 | Wilbur Cooper | 132.3 | PIT |
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