| Starter | Tm | Tier | Game |
|---|---|---|---|
| Christy Mathewson | SFN | 4.17 | 190909111_LAN_SFN |
| Orval Overall | CHN | 3.9 | 190909120_CHN_CIN |
| Harry Krause | OAK | 3.41 | 190909112_BOS_OAK |
| Ed Walsh | CHA | 2.02 | 190909111_CHA_BAL |
| Howie Camnitz | PIT | 1.88 | 190909120_PIT_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cecil Ferguson | ATL | -5.65 | 190909132_SFN_ATL |
| Dolly Gray | MIN | -4.55 | 190909130_MIN_BOS |
| Les Backman | SLN | -2.07 | 190909110_SLN_CHN |
| Charlie Smith | BOS | -1.91 | 190909130_MIN_BOS |
| Red Ames | SFN | -1.04 | 190909132_SFN_ATL |
Based on accumulated WAA for this season up to 1909-09-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 9.6 | Mordecai Brown | 311.7 | CHN |
| +004+ | 8.31 | Orval Overall | 256.7 | CHN |
| +005+ | 8.13 | Christy Mathewson | 238 | SFN |
| +006+ | 7.49 | Harry Krause | 186 | OAK |
| +008+ | 6.4 | Frank Smith | 355 | CHA |
| +009+ | 6.26 | Cy Morgan | 258 | TOT |
| +010+ | 6.19 | Ed Walsh | 203.3 | CHA |
| +011+ | 5.82 | Vic Willis | 267 | PIT |
| +012+ | 5.72 | Addie Joss | 229.7 | CLE |
| +014+ | 5.56 | Ed Reulbach | 233 | CHN |
| +015+ | 5.24 | George Mullin | 276.7 | DET |
| +016+ | 5.21 | Howie Camnitz | 262 | PIT |
| +019+ | 4.99 | Eddie Plank | 232.3 | OAK |
| +020+ | 4.89 | Nap Rucker | 267 | LAN |
| +026+ | 4.58 | Doc White | 159 | CHA |
| +027+ | 4.53 | Art Fromme | 237.3 | CIN |
| +029+ | 4.4 | Chief Bender | 204.7 | OAK |
| +034+ | 3.96 | Babe Adams | 102 | PIT |
| +035+ | 3.8 | Earl Moore | 260 | PHI |
| +037+ | 3.54 | Jack Coombs | 181.3 | OAK |
| +039+ | 3.39 | Smoky Joe Wood | 143.7 | BOS |
| +041+ | 3.3 | Ed Killian | 140.3 | DET |
| +042+ | 3.21 | Rube Kroh | 102.3 | CHN |
| +044+ | 2.98 | Barney Pelty | 199.3 | BAL |
| +046+ | 2.76 | Cy Young | 280.3 | CLE |
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