| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 10.59 | 191207160_CHA_MIN |
| Rube Marquard | SFN | 5.49 | 191207142_SFN_SLN |
| Slim Sallee | SLN | 3.67 | 191207150_SFN_SLN |
| Claude Hendrix | PIT | 1.82 | 191207152_LAN_PIT |
| George Suggs | CIN | 1.46 | 191207160_PHI_CIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ralph Works | DET | -2.04 | 191207150_DET_BOS |
| Earl Hamilton | BAL | -1.9 | 191207162_BAL_NYA |
| King Cole | PIT | -1.42 | 191207160_LAN_PIT |
| Russ Ford | NYA | -1.04 | 191207150_BAL_NYA |
| Bob Harmon | SLN | -1.03 | 191207141_SFN_SLN |
Based on accumulated WAA for this season up to 1912-07-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.16 | Walter Johnson | 207 | MIN |
| +002+ | 8.68 | Rube Marquard | 173.7 | SFN |
| +003+ | 7 | Slim Sallee | 172.7 | SLN |
| +004+ | 6.74 | Christy Mathewson | 155.7 | SFN |
| +005+ | 6.69 | Marty O'Toole | 159 | PIT |
| +006+ | 6.2 | Nap Rucker | 150.3 | LAN |
| +007+ | 5.73 | Claude Hendrix | 164.3 | PIT |
| +009+ | 5.6 | Jimmy Lavender | 131 | CHN |
| +012+ | 5.02 | Ed Walsh | 208.7 | CHA |
| +013+ | 4.93 | Rube Benton | 165.3 | CIN |
| +014+ | 4.84 | Larry Cheney | 172 | CHN |
| +015+ | 4.71 | Smoky Joe Wood | 194.3 | BOS |
| +016+ | 4.69 | George Suggs | 145.3 | CIN |
| +020+ | 3.85 | Pete Alexander | 157.7 | PHI |
| +022+ | 3.44 | Joe Benz | 138.7 | CHA |
| +026+ | 2.95 | Red Ames | 103 | SFN |
| +028+ | 2.85 | Charley Hall | 127.3 | BOS |
| +032+ | 2.75 | Hooks Wiltse | 90 | SFN |
| +033+ | 2.67 | Ad Brennan | 132.7 | PHI |
| +036+ | 2.62 | Bert Humphries | 99.7 | CIN |
| +039+ | 2.47 | Art Fromme | 139.7 | CIN |
| +042+ | 2.22 | Rube Geyer | 85 | SLN |
| +046+ | 2.16 | Chief Bender | 113.3 | OAK |
| +047+ | 2.16 | Hub Perdue | 130.3 | ATL |
| +049+ | 2.09 | Vean Gregg | 132.3 | CLE |
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