| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Mattern | ATL | -4.56 | 190910070_ATL_PHI |
| Fred Beebe | SLN | -3.64 | 190910062_CHN_SLN |
| Harry McIntire | LAN | -2.09 | 190910070_SFN_LAN |
| Bill Foxen | PHI | -0.45 | 190910062_ATL_PHI |
| George Daly | SFN | -0.19 | 190910070_SFN_LAN |
Based on accumulated WAA for this season up to 1909-10-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 11.35 | Mordecai Brown | 342.7 | CHN |
| +004+ | 9.63 | Christy Mathewson | 274 | SFN |
| +005+ | 9.18 | Orval Overall | 284.7 | CHN |
| +006+ | 8.54 | Cy Morgan | 293 | TOT |
| +008+ | 7.37 | Harry Krause | 213 | OAK |
| +009+ | 7.37 | Ed Walsh | 230 | CHA |
| +010+ | 7.27 | Howie Camnitz | 283 | PIT |
| +011+ | 6.87 | Frank Smith | 363.7 | CHA |
| +012+ | 6.71 | Ed Reulbach | 262 | CHN |
| +016+ | 6.42 | Chief Bender | 249.7 | OAK |
| +017+ | 6.32 | Eddie Plank | 263.7 | OAK |
| +020+ | 5.89 | Vic Willis | 289.3 | PIT |
| +021+ | 5.59 | Nap Rucker | 309 | LAN |
| +022+ | 5.46 | Addie Joss | 242.7 | CLE |
| +023+ | 5.32 | Babe Adams | 130 | PIT |
| +025+ | 5.22 | Art Fromme | 279.3 | CIN |
| +028+ | 4.88 | Earl Moore | 298.7 | PHI |
| +031+ | 4.42 | Ed Killian | 173.3 | DET |
| +034+ | 4.22 | George Mullin | 304.7 | DET |
| +042+ | 3.4 | Cliff Curtis | 83.7 | ATL |
| +043+ | 3.35 | Ed Summers | 280.7 | DET |
| +049+ | 2.61 | Smoky Joe Wood | 160.7 | BOS |
| +054+ | 2.37 | Doc White | 177.7 | CHA |
| +057+ | 2.24 | Frank Arellanes | 229.7 | BOS |
| +058+ | 2.23 | Jack Warhop | 243.3 | NYA |
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