| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 14.03 | 190905240_CHN_LAN |
| Ed Walsh | CHA | 7.94 | 190905230_NYA_CHA |
| Christy Mathewson | SFN | 5.16 | 190905240_SLN_SFN |
| Chief Bender | OAK | 2.19 | 190905250_OAK_CLE |
| Cy Young | CLE | 1.77 | 190905240_OAK_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dolly Gray | MIN | -1.79 | 190905230_MIN_DET |
| Bob Ewing | CIN | -1.62 | 190905250_CIN_PHI |
| Ed Willett | DET | -1.04 | 190905230_MIN_DET |
| Cy Morgan | BOS | -0.86 | 190905250_BOS_BAL |
| Slim Sallee | SLN | -0.81 | 190905250_SLN_SFN |
Based on accumulated WAA for this season up to 1909-05-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.34 | Mordecai Brown | 77.7 | CHN |
| +002+ | 3.23 | Bugs Raymond | 71 | SFN |
| +003+ | 2.81 | Orval Overall | 76.3 | CHN |
| +004+ | 2.68 | Howie Camnitz | 69.7 | PIT |
| +005+ | 2.61 | Bill Grahame | 63.3 | BAL |
| +006+ | 2.39 | Chief Bender | 45 | OAK |
| +007+ | 2.32 | Jack Coombs | 57 | OAK |
| +008+ | 2.31 | Doc White | 75 | CHA |
| +009+ | 2.17 | George Mullin | 73 | DET |
| +012+ | 1.74 | Barney Pelty | 37 | BAL |
| +013+ | 1.69 | Harry Krause | 26 | OAK |
| +014+ | 1.6 | Rube Marquard | 48.3 | SFN |
| +016+ | 1.52 | Jack Powell | 78.3 | BAL |
| +017+ | 1.51 | Lew Brockett | 48 | NYA |
| +020+ | 1.4 | Jack Warhop | 36.7 | NYA |
| +022+ | 1.37 | Tully Sparks | 29 | PHI |
| +021+ | 1.37 | Frank Arellanes | 54.7 | BOS |
| +026+ | 1.29 | Jim Scott | 50.3 | CHA |
| XXXXX | 1.2 | Deacon Phillippe | 38.3 | PIT |
| XXXXX | 1.2 | Christy Mathewson | 33 | SFN |
| XXXXX | 1.2 | Hooks Wiltse | 30.3 | SFN |
| XXXXX | 1.16 | Art Fromme | 69 | CIN |
| XXXXX | 1.11 | George Bell | 52.7 | LAN |
| XXXXX | 1.11 | Rip Hagerman | 39.7 | CHN |
| XXXXX | 1.09 | Ed Walsh | 31 | CHA |
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