| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 9.06 | 191909160_BAL_MIN |
| Hippo Vaughn | CHN | 7.77 | 191909150_PHI_CHN |
| Dutch Ruether | CIN | 3.66 | 191909160_SFN_CIN |
| Dick Rudolph | ATL | 2.63 | 191909150_ATL_SLN |
| Fred Toney | SFN | 1.34 | 191909160_SFN_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Red Ames | PHI | -2.06 | 191909160_PHI_CHN |
| Ferdie Schupp | SLN | -1.99 | 191909150_ATL_SLN |
| Red Causey | ATL | -1.17 | 191909171_ATL_SLN |
| Bill James | CHA | -1.11 | 191909172_CHA_NYA |
| Hooks Dauss | DET | -1.05 | 191909171_DET_BOS |
Based on accumulated WAA for this season up to 1919-09-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 10.34 | Walter Johnson | 290.7 | MIN |
| +004+ | 8.85 | Hippo Vaughn | 289 | CHN |
| +006+ | 6.9 | Allen Sothoron | 255.7 | BAL |
| +007+ | 6.59 | Dutch Ruether | 237 | CIN |
| +008+ | 5.87 | Pete Alexander | 217 | CHN |
| +009+ | 5.69 | Dick Rudolph | 270.7 | ATL |
| +011+ | 5.54 | Babe Adams | 242.7 | PIT |
| +013+ | 5.3 | Slim Sallee | 209.7 | CIN |
| +017+ | 4.75 | Leon Cadore | 233.7 | LAN |
| +018+ | 4.73 | Fred Toney | 175.7 | SFN |
| +020+ | 4.5 | Carl Mays | 239 | TOT |
| +027+ | 3.66 | Jesse Barnes | 272.7 | SFN |
| +032+ | 3.14 | Stan Coveleski | 270.7 | CLE |
| +033+ | 3.1 | Lee Meadows | 233.7 | TOT |
| +034+ | 3.07 | Jimmy Ring | 175 | CIN |
| +036+ | 3.04 | Jim Shaw | 291.3 | MIN |
| +037+ | 2.98 | Lefty Williams | 279.7 | CHA |
| +038+ | 2.96 | Claude Hendrix | 196.7 | CHN |
| +043+ | 2.85 | Wilbur Cooper | 269.7 | PIT |
| +044+ | 2.78 | Ray Fisher | 165 | CIN |
| +046+ | 2.76 | Hod Eller | 230.3 | CIN |
| +045+ | 2.76 | Al Mamaux | 172 | LAN |
| +051+ | 2.46 | Sherry Smith | 155.7 | LAN |
| +054+ | 2.23 | Art Nehf | 252.7 | TOT |
| +056+ | 2.14 | Speed Martin | 140.3 | CHN |
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