| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Walsh | CHA | 2.15 | 190909010_OAK_CHA |
| Orval Overall | CHN | 2.05 | 190909010_CHN_LAN |
| Addie Joss | CLE | 1.96 | 190909030_DET_CLE |
| Eddie Plank | OAK | 1.1 | 190909030_OAK_MIN |
| Nap Rucker | LAN | 0.99 | 190909020_CHN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jean Dubuc | CIN | -4.5 | 190909032_CIN_PHI |
| Dolly Gray | MIN | -2.8 | 190909030_OAK_MIN |
| Al Mattern | ATL | -2.23 | 190909022_PIT_ATL |
| Johnny Lush | SLN | -0.9 | 190909010_SLN_SFN |
| Red Ames | SFN | -0.68 | 190909030_SLN_SFN |
Based on accumulated WAA for this season up to 1909-09-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.08 | Mordecai Brown | 280.7 | CHN |
| +004+ | 7.54 | Christy Mathewson | 219 | SFN |
| +005+ | 6.86 | Cy Morgan | 233 | TOT |
| +006+ | 6.59 | Harry Krause | 168 | OAK |
| +007+ | 6.38 | Vic Willis | 256.7 | PIT |
| +008+ | 6.15 | Orval Overall | 220.7 | CHN |
| +009+ | 6.05 | Addie Joss | 212.7 | CLE |
| +011+ | 5.73 | Frank Smith | 330 | CHA |
| +012+ | 5.29 | Howie Camnitz | 243 | PIT |
| +013+ | 5.25 | Ed Walsh | 182 | CHA |
| +017+ | 5.06 | Frank Arellanes | 218.7 | BOS |
| +021+ | 4.62 | Nap Rucker | 253 | LAN |
| +022+ | 4.61 | Ed Reulbach | 204 | CHN |
| +023+ | 4.5 | Eddie Plank | 214.3 | OAK |
| +024+ | 4.37 | Chief Bender | 189.7 | OAK |
| +026+ | 4.25 | George Mullin | 243.7 | DET |
| +027+ | 4.05 | Doc White | 153.3 | CHA |
| +029+ | 3.99 | Barney Pelty | 182.3 | BAL |
| +030+ | 3.93 | Art Fromme | 221.3 | CIN |
| +033+ | 3.68 | Smoky Joe Wood | 124.7 | BOS |
| +036+ | 3.48 | Jack Coombs | 181.3 | OAK |
| +038+ | 3.36 | Ed Summers | 235 | DET |
| +040+ | 3.25 | Babe Adams | 83 | PIT |
| +041+ | 3.17 | Rube Kroh | 102.3 | CHN |
| +042+ | 2.96 | Jack Rowan | 173.3 | CIN |
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