| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Steele | SLN | -2.42 | 191205070_SFN_SLN |
| Cliff Curtis | PHI | -1.62 | 191205090_PHI_CIN |
| Bill Burns | DET | -1.56 | 191205090_DET_BOS |
| Dixie Walker | MIN | -0.6 | 191205090_CHA_MIN |
| Otto Hess | ATL | -0.47 | 191205090_ATL_CHN |
Based on accumulated WAA for this season up to 1912-05-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.21 | Walter Johnson | 58 | MIN |
| +002+ | 2.91 | Lew Richie | 40.7 | CHN |
| +003+ | 2.57 | George Kahler | 44 | CLE |
| +004+ | 2.21 | Rube Marquard | 40 | SFN |
| +005+ | 2.16 | Christy Mathewson | 45.7 | SFN |
| +006+ | 2.13 | Eddie Plank | 36.7 | OAK |
| +009+ | 1.68 | Bob Groom | 41 | MIN |
| +011+ | 1.61 | Buster Brown | 26.3 | ATL |
| +012+ | 1.61 | George Mogridge | 24.3 | CHA |
| +013+ | 1.56 | Marty O'Toole | 35 | PIT |
| +014+ | 1.55 | Maury Kent | 33.3 | LAN |
| +015+ | 1.47 | Ed Walsh | 64 | CHA |
| +017+ | 1.42 | Jeff Tesreau | 32.3 | SFN |
| +020+ | 1.36 | Ad Brennan | 27.7 | PHI |
| XXXXX | 1.23 | Charley Hall | 42.3 | BOS |
| XXXXX | 1.15 | Eddie Stack | 19.3 | LAN |
| XXXXX | 1.08 | Joe Benz | 30 | CHA |
| XXXXX | 0.98 | Claude Hendrix | 37.7 | PIT |
| XXXXX | 0.97 | Larry Cheney | 42.3 | CHN |
| XXXXX | 0.89 | Hub Perdue | 42 | ATL |
| XXXXX | 0.85 | Ed Willett | 44 | DET |
| XXXXX | 0.69 | Chief Bender | 22 | OAK |
| XXXXX | 0.69 | Slim Sallee | 48.3 | SLN |
| XXXXX | 0.67 | Hugh Bedient | 15.3 | BOS |
| XXXXX | 0.66 | Tom Seaton | 41.3 | PHI |
_