| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 11.82 | 191505270_MIN_DET |
| Jeff Tesreau | SFN | 5.39 | 191505250_SLN_SFN |
| Pete Alexander | PHI | 3.55 | 191505250_CHN_PHI |
| Joe Benz | CHA | 1.59 | 191505270_NYA_CHA |
| Hippo Vaughn | CHN | 0.91 | 191505270_CHN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Weldon Wyckoff | OAK | -2.21 | 191505250_OAK_CLE |
| Rube Benton | CIN | -0.97 | 191505250_CIN_ATL |
| George McQuillan | PIT | -0.72 | 191505250_PIT_LAN |
| Pug Cavet | DET | -0.51 | 191505250_MIN_DET |
| Bert Gallia | MIN | -0.26 | 191505250_MIN_DET |
Based on accumulated WAA for this season up to 1915-05-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.37 | Pete Alexander | 89 | PHI |
| +004+ | 3.07 | Walter Johnson | 86.3 | MIN |
| +005+ | 2.7 | Wheezer Dell | 75 | LAN |
| +008+ | 1.99 | Grover Lowdermilk | 93.7 | BAL |
| +010+ | 1.84 | Red Faber | 87.3 | CHA |
| +013+ | 1.69 | George Chalmers | 43 | PHI |
| +014+ | 1.62 | Harry Coveleski | 69.7 | DET |
| +015+ | 1.61 | Joe Benz | 55.7 | CHA |
| +016+ | 1.54 | Guy Morton | 79 | CLE |
| +017+ | 1.45 | Tom Hughes | 70 | ATL |
| +018+ | 1.45 | Sailor Stroud | 36.3 | SFN |
| +021+ | 1.39 | Jim Shaw | 41 | MIN |
| +023+ | 1.34 | Jack Coombs | 31.3 | LAN |
| +025+ | 1.27 | Jean Dubuc | 83 | DET |
| XXXXX | 1.2 | Reb Russell | 62 | CHA |
| XXXXX | 1.2 | Bert Gallia | 44.3 | MIN |
| XXXXX | 1.16 | Erskine Mayer | 66 | PHI |
| XXXXX | 1.12 | Bert Humphries | 19.7 | CHN |
| XXXXX | 1.09 | Jeff Tesreau | 58.7 | SFN |
| XXXXX | 1.02 | Dick Rudolph | 79 | ATL |
| XXXXX | 0.98 | Al Mamaux | 40.7 | PIT |
| XXXXX | 0.96 | Dan Griner | 45.3 | SLN |
| XXXXX | 0.94 | Jim Scott | 48.7 | CHA |
| XXXXX | 0.8 | Eppa Rixey | 27 | PHI |
| XXXXX | 0.68 | Ray Keating | 37 | NYA |
_