| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mordecai Brown | CHN | 6.11 | 190908011_PHI_CHN |
| Christy Mathewson | SFN | 4.34 | 190908030_SFN_CIN |
| Vic Willis | PIT | 2.63 | 190908040_LAN_PIT |
| Addie Joss | CLE | 2.45 | 190908041_CLE_MIN |
| Rube Waddell | BAL | 1.93 | 190908031_BAL_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Fred Beebe | SLN | -4.2 | 190908030_PHI_SLN |
| Kaiser Wilhelm | LAN | -4.12 | 190908012_LAN_CIN |
| Tom Tuckey? | ATL | -2.86 | 190908040_ATL_CHN |
| Charlie Smith | MIN | -2.44 | 190908032_CLE_MIN |
| Ed Karger | BOS | -1.18 | 190908042_DET_BOS |
Based on accumulated WAA for this season up to 1909-08-04.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.38 | Harry Krause | 132.3 | OAK |
| +002+ | 6.34 | Mordecai Brown | 207.7 | CHN |
| +004+ | 5.71 | Addie Joss | 178.7 | CLE |
| +006+ | 5.27 | Vic Willis | 202 | PIT |
| +007+ | 4.43 | Christy Mathewson | 154.3 | SFN |
| +009+ | 4.1 | Cy Morgan | 164 | TOT |
| +010+ | 4.09 | Ed Reulbach | 144.7 | CHN |
| +011+ | 3.95 | Cy Young | 211.3 | CLE |
| +012+ | 3.94 | Orval Overall | 174.7 | CHN |
| +014+ | 3.8 | Ed Walsh | 130.7 | CHA |
| +016+ | 3.72 | Doc White | 151.3 | CHA |
| +015+ | 3.72 | Bugs Raymond | 204.7 | SFN |
| +018+ | 3.67 | Howie Camnitz | 182 | PIT |
| +025+ | 3.36 | Nap Rucker | 192 | LAN |
| +027+ | 3.25 | Rube Waddell | 178.3 | BAL |
| +029+ | 3.2 | Chief Bender | 148 | OAK |
| +030+ | 3.17 | Barney Pelty | 110.7 | BAL |
| +031+ | 3.11 | Ed Killian | 100.7 | DET |
| +032+ | 3.03 | Frank Smith | 248.3 | CHA |
| +033+ | 2.96 | Frank Arellanes | 172.7 | BOS |
| +034+ | 2.91 | Smoky Joe Wood | 82 | BOS |
| +035+ | 2.86 | Rube Kroh | 84 | CHN |
| +038+ | 2.65 | George Mullin | 198.7 | DET |
| +039+ | 2.6 | Deacon Phillippe | 108.3 | PIT |
| +042+ | 2.57 | Heinie Berger | 173.7 | CLE |
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