| Starter | Tm | Tier | Game |
|---|---|---|---|
| Russ Ford | NYA | -2.41 | 191208201_BAL_NYA |
| Mack Allison | BAL | -1.87 | 191208201_BAL_NYA |
| Carl Cashion | MIN | -1.75 | 191208202_CLE_MIN |
| Joe Lake | DET | -1.6 | 191208210_DET_MIN |
| Boardwalk Brown | OAK | -1.26 | 191208221_BAL_OAK |
Based on accumulated WAA for this season up to 1912-08-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 13.72 | Walter Johnson | 284 | MIN |
| +002+ | 9.87 | Christy Mathewson | 234 | SFN |
| +003+ | 9.37 | Nap Rucker | 221.7 | LAN |
| +004+ | 8.67 | Rube Marquard | 234.7 | SFN |
| +006+ | 8.16 | Claude Hendrix | 238.7 | PIT |
| +007+ | 7.57 | Slim Sallee | 237.7 | SLN |
| +008+ | 6.97 | Smoky Joe Wood | 267 | BOS |
| +011+ | 6.21 | Marty O'Toole | 215 | PIT |
| +012+ | 6.18 | Ed Walsh | 306.3 | CHA |
| +015+ | 5.92 | Rube Benton | 228.7 | CIN |
| +016+ | 5.51 | Lew Richie | 194.7 | CHN |
| +017+ | 5.44 | Jimmy Lavender | 189.3 | CHN |
| +018+ | 5.42 | Pete Alexander | 237 | PHI |
| +019+ | 5.36 | George Suggs | 216 | CIN |
| +020+ | 5.27 | Art Fromme | 206 | CIN |
| +022+ | 4.83 | Howie Camnitz | 213.7 | PIT |
| +025+ | 4.4 | Jeff Tesreau | 141.7 | SFN |
| +028+ | 4.27 | Larry Cheney | 220 | CHN |
| +030+ | 3.83 | Eddie Plank | 200.7 | OAK |
| +033+ | 3.53 | Hank Robinson | 123.7 | PIT |
| +034+ | 3.48 | Hooks Wiltse | 118.3 | SFN |
| +043+ | 3.02 | Babe Adams | 120.3 | PIT |
| +044+ | 2.99 | Ray Collins | 129.3 | BOS |
| +047+ | 2.93 | Eddie Stack | 99 | LAN |
| +049+ | 2.82 | Bert Humphries | 155.3 | CIN |
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