| Starter | Tm | Tier | Game |
|---|---|---|---|
| George McConnell | NYA | -2.63 | 191208050_NYA_DET |
| Elmer Knetzer | LAN | -1.69 | 191208050_SLN_LAN |
| Willie Mitchell | CLE | -1.64 | 191208070_BOS_CLE |
| Ed Willett | DET | -1.45 | 191208060_NYA_DET |
| Eddie Cicotte | CHA | -1.42 | 191208050_MIN_CHA |
Based on accumulated WAA for this season up to 1912-08-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.04 | Walter Johnson | 254.7 | MIN |
| +002+ | 9.75 | Christy Mathewson | 209.7 | SFN |
| +003+ | 8.49 | Rube Marquard | 203 | SFN |
| +004+ | 8.12 | Nap Rucker | 192.7 | LAN |
| +005+ | 7.94 | Claude Hendrix | 208.3 | PIT |
| +007+ | 7.49 | Marty O'Toole | 199 | PIT |
| +008+ | 6.85 | Slim Sallee | 209 | SLN |
| +010+ | 6.05 | Ed Walsh | 269.3 | CHA |
| +012+ | 5.74 | Rube Benton | 206 | CIN |
| +014+ | 5.34 | Jimmy Lavender | 163 | CHN |
| +015+ | 5.28 | Smoky Joe Wood | 237 | BOS |
| +016+ | 4.76 | Lew Richie | 161.3 | CHN |
| +017+ | 4.73 | Pete Alexander | 202.7 | PHI |
| +020+ | 4.19 | Larry Cheney | 198 | CHN |
| +023+ | 3.88 | George Suggs | 188.7 | CIN |
| +025+ | 3.69 | Jeff Tesreau | 116.7 | SFN |
| +028+ | 3.5 | Art Fromme | 173.7 | CIN |
| +031+ | 3.36 | Bert Humphries | 128 | CIN |
| +032+ | 3.32 | Howie Camnitz | 185.7 | PIT |
| +034+ | 3.29 | Ad Brennan | 168 | PHI |
| +037+ | 3.12 | Lefty Leifield | 78.7 | TOT |
| +038+ | 3.04 | Vean Gregg | 174 | CLE |
| +039+ | 2.98 | Eppa Rixey | 72.7 | PHI |
| +041+ | 2.92 | Jean Dubuc | 192.7 | DET |
| +043+ | 2.78 | Chief Bender | 137 | OAK |
_