| Starter | Tm | Tier | Game |
|---|---|---|---|
| Stan Coveleski | CLE | 6.36 | 192006061_BAL_CLE |
| Dutch Ruether | CIN | 4.85 | 192006060_PIT_CIN |
| Carl Mays | NYA | 2.23 | 192006060_OAK_NYA |
| Burleigh Grimes | LAN | 1.19 | 192006060_SFN_LAN |
| Eddie Cicotte | CHA | 0.96 | 192006060_DET_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ferdie Schupp | SLN | -4.36 | 192006060_CHN_SLN |
| Red Oldham | DET | -1.25 | 192006060_DET_CHA |
| Rollie Naylor | OAK | -1.02 | 192006071_OAK_NYA |
| Speed Martin | CHN | -0.77 | 192006050_CHN_SLN |
| Rube Marquard | LAN | -0.23 | 192006070_SFN_LAN |
Based on accumulated WAA for this season up to 1920-06-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.52 | Dutch Ruether | 118.7 | CIN |
| +004+ | 3.92 | Jack Quinn | 96.7 | NYA |
| +005+ | 3.77 | Burleigh Grimes | 83.7 | LAN |
| +006+ | 3.74 | Hippo Vaughn | 86 | CHN |
| +007+ | 3.56 | Babe Adams | 84 | PIT |
| +008+ | 3.51 | Stan Coveleski | 94 | CLE |
| +010+ | 3.21 | Pete Alexander | 117 | CHN |
| +011+ | 3.14 | Leon Cadore | 86.7 | LAN |
| +014+ | 2.25 | Red Faber | 93 | CHA |
| +015+ | 2.04 | Al Mamaux | 47 | LAN |
| +019+ | 1.92 | Bob Shawkey | 84.7 | NYA |
| +027+ | 1.58 | Herb Pennock | 74.3 | BOS |
| +028+ | 1.57 | Lee Meadows | 62 | PHI |
| +031+ | 1.5 | Allen Russell | 67.7 | BOS |
| +034+ | 1.4 | Urban Shocker | 72 | BAL |
| +038+ | 1.32 | Dixie Davis | 45 | BAL |
| XXXXX | 1.06 | Jesse Haines | 97 | SLN |
| XXXXX | 1.06 | Jeff Pfeffer | 60 | LAN |
| XXXXX | 1.01 | Dana Fillingim | 88 | ATL |
| XXXXX | 1.01 | Jack Scott | 53.7 | ATL |
| XXXXX | 0.96 | Eric Erickson | 75 | MIN |
| XXXXX | 0.95 | Elmer Ponder | 38 | PIT |
| XXXXX | 0.89 | Ray Fisher | 49.7 | CIN |
| XXXXX | 0.87 | Hugh McQuillan | 60.3 | ATL |
| XXXXX | 0.84 | Wilbur Cooper | 92.7 | PIT |
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