| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hub Perdue | ATL | -1.83 | 191204150_SFN_ATL |
| Bill Steele | SLN | -1.59 | 191204160_CHN_SLN |
| Frank Smith | CIN | -1.32 | 191204160_PIT_CIN |
| Bob Groom | MIN | -0.86 | 191204160_MIN_NYA |
| Elmer Knetzer | LAN | -0.85 | 191204160_PHI_LAN |
Based on accumulated WAA for this season up to 1912-04-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| XXXXX | 1.04 | Hub Perdue | 18 | ATL |
| XXXXX | 1.01 | Willie Mitchell | 16 | CLE |
| XXXXX | 0.97 | Rube Marquard | 15 | SFN |
| XXXXX | 0.96 | Hooks Wiltse | 9 | SFN |
| XXXXX | 0.85 | Tex Covington | 9 | DET |
| XXXXX | 0.84 | Larry Cheney | 9 | CHN |
| XXXXX | 0.83 | Slim Sallee | 12 | SLN |
| XXXXX | 0.83 | Walter Johnson | 17 | MIN |
| XXXXX | 0.81 | Ad Brennan | 17 | PHI |
| XXXXX | 0.66 | Tom Seaton | 9 | PHI |
| XXXXX | 0.66 | George Baumgardner | 9 | BAL |
| XXXXX | 0.66 | Smoky Joe Wood | 18 | BOS |
| XXXXX | 0.62 | Eddie Plank | 9 | OAK |
| XXXXX | 0.62 | Cy Morgan | 9 | OAK |
| XXXXX | 0.62 | Jack Quinn | 9 | NYA |
| XXXXX | 0.6 | George Kahler | 9 | CLE |
| XXXXX | 0.55 | Ed Willett | 17 | DET |
| XXXXX | 0.54 | Jeff Tesreau | 7 | SFN |
| XXXXX | 0.54 | Art Fromme | 11 | CIN |
| XXXXX | 0.51 | Jack Powell | 9.7 | BAL |
| XXXXX | 0.49 | Babe Adams | 12 | PIT |
| XXXXX | 0.45 | Rube Benton | 10 | CIN |
| XXXXX | 0.43 | Christy Mathewson | 8 | SFN |
| XXXXX | 0.43 | Buck O'Brien | 9 | BOS |
| XXXXX | 0.42 | Marty O'Toole | 9 | PIT |
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