| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jeff Tesreau | SFN | 4.5 | 191505290_LAN_SFN |
| Babe Adams | PIT | 2.01 | 191505291_SLN_PIT |
| Jim Scott | CHA | 1.83 | 191505300_CLE_CHA |
| Ray Caldwell | NYA | 1.6 | 191505311_NYA_MIN |
| Jeff Pfeffer | LAN | 1.28 | 191505290_LAN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bullet Joe Bush | OAK | -6.72 | 191505311_BOS_OAK |
| Jimmy Lavender | CHN | -2.09 | 191505311_CHN_PIT |
| George Chalmers | PHI | -1.5 | 191505311_PHI_ATL |
| Pol Perritt | SFN | -1.4 | 191505311_LAN_SFN |
| Babe Ruth | BOS | -1.23 | 191505291_BOS_OAK |
Based on accumulated WAA for this season up to 1915-05-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +003+ | 3.06 | Pete Alexander | 97 | PHI |
| +004+ | 2.98 | Walter Johnson | 86.3 | MIN |
| +005+ | 2.65 | Wheezer Dell | 75 | LAN |
| +008+ | 2.12 | Al Mamaux | 58.7 | PIT |
| +011+ | 1.99 | Tom Hughes | 79 | ATL |
| +012+ | 1.85 | Reb Russell | 72.7 | CHA |
| +015+ | 1.75 | Red Faber | 90.3 | CHA |
| +014+ | 1.75 | Ray Fisher | 71.7 | NYA |
| +017+ | 1.57 | Joe Benz | 55.7 | CHA |
| +021+ | 1.5 | Bert Humphries | 28.7 | CHN |
| +022+ | 1.49 | Jim Scott | 57.7 | CHA |
| +024+ | 1.43 | Jeff Tesreau | 67.7 | SFN |
| +025+ | 1.41 | Guy Morton | 84.3 | CLE |
| +027+ | 1.35 | Erskine Mayer | 75 | PHI |
| +028+ | 1.31 | Jack Coombs | 40.3 | LAN |
| +029+ | 1.31 | Dan Griner | 53.3 | SLN |
| +031+ | 1.28 | Harry Coveleski | 78.7 | DET |
| XXXXX | 1.05 | Jean Dubuc | 94.7 | DET |
| XXXXX | 1.04 | Eppa Rixey | 33.7 | PHI |
| XXXXX | 1.03 | Rube Foster | 68.3 | BOS |
| XXXXX | 1 | Pete Schneider | 39 | CIN |
| XXXXX | 0.96 | Grover Lowdermilk | 103.3 | BAL |
| XXXXX | 0.96 | George Chalmers | 54 | PHI |
| XXXXX | 0.89 | Smoky Joe Wood | 27 | BOS |
| XXXXX | 0.85 | Dick Rudolph | 87 | ATL |
_