| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hippo Vaughn | CHN | 7.24 | 191909201_ATL_CHN |
| Eddie Cicotte | CHA | 6.35 | 191909190_CHA_BOS |
| Slim Sallee | CIN | 2.16 | 191909210_LAN_CIN |
| Carl Mays | NYA | 1.79 | 191909210_DET_NYA |
| Stan Coveleski | CLE | 0.57 | 191909201_CLE_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Brad Hogg | PHI | -2.7 | 191909190_PHI_SLN |
| Red Causey | ATL | -1.94 | 191909210_ATL_CHN |
| Hooks Dauss | DET | -1.63 | 191909210_DET_NYA |
| Walt Kinney | OAK | -1.55 | 191909190_BAL_OAK |
| Rasty Wright | BAL | -0.96 | 191909190_BAL_OAK |
Based on accumulated WAA for this season up to 1919-09-21.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 9.26 | Eddie Cicotte | 297.7 | CHA |
| +004+ | 9.2 | Hippo Vaughn | 298 | CHN |
| +006+ | 6.53 | Dutch Ruether | 237 | CIN |
| +007+ | 6.44 | Pete Alexander | 226 | CHN |
| +008+ | 6.11 | Babe Adams | 251.7 | PIT |
| +009+ | 5.77 | Dick Rudolph | 272.3 | ATL |
| +013+ | 5.45 | Slim Sallee | 218.7 | CIN |
| +014+ | 5.43 | Allen Sothoron | 261.7 | BAL |
| +015+ | 5.26 | Carl Mays | 257 | TOT |
| +016+ | 5.05 | Leon Cadore | 241.7 | LAN |
| +019+ | 4.7 | Fred Toney | 175.7 | SFN |
| +030+ | 3.33 | Hod Eller | 239.3 | CIN |
| +033+ | 3.16 | Jimmy Ring | 183 | CIN |
| +034+ | 3.13 | Jesse Barnes | 277.7 | SFN |
| +035+ | 3.07 | Stan Coveleski | 279.7 | CLE |
| +037+ | 3.03 | Lee Meadows | 233.7 | TOT |
| +038+ | 2.99 | Wilbur Cooper | 278.7 | PIT |
| +040+ | 2.93 | Al Mamaux | 181 | LAN |
| +042+ | 2.85 | Sherry Smith | 164.7 | LAN |
| +045+ | 2.74 | Ray Fisher | 165 | CIN |
| +047+ | 2.69 | Lefty Williams | 288 | CHA |
| +048+ | 2.66 | Hal Carlson | 141 | PIT |
| +049+ | 2.62 | Art Nehf | 261.7 | TOT |
| +050+ | 2.59 | Speed Martin | 147.3 | CHN |
| +052+ | 2.58 | Claude Hendrix | 198 | CHN |
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