| Starter | Tm | Tier | Game |
|---|---|---|---|
| Cy Young | BOS | 4.92 | 190309100_MIN_BOS |
| George Mullin | DET | 3.67 | 190309111_DET_CLE |
| Doc White | CHA | 3.56 | 190309110_CHA_BAL |
| Eddie Plank | OAK | 2.43 | 190309092_OAK_NYA |
| Red Donahue | CLE | 1.1 | 190309091_BAL_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Fred Mitchell | PHI | -4.62 | 190309110_PHI_PIT |
| Togie Pittinger | ATL | -3.99 | 190309092_ATL_LAN |
| Bob Rhoads | CLE | -2.94 | 190309092_BAL_CLE |
| Henry Schmidt | LAN | -2.63 | 190309110_LAN_CHN |
| Dummy Taylor | SFN | -1.78 | 190309102_SFN_PHI |
Based on accumulated WAA for this season up to 1903-09-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.88 | Cy Young | 314.7 | BOS |
| +003+ | 11.53 | George Mullin | 291.7 | DET |
| +004+ | 11.19 | Bill Donovan | 262 | DET |
| +005+ | 10.52 | Doc White | 273.7 | CHA |
| +007+ | 10.22 | Willie Sudhoff | 256.7 | BAL |
| +008+ | 10.15 | Bill Dinneen | 264 | BOS |
| +009+ | 9.95 | Rube Waddell | 324 | OAK |
| +010+ | 8.71 | Eddie Plank | 290.7 | OAK |
| +013+ | 6.9 | Frank Kitson | 225.7 | DET |
| +015+ | 6.82 | Tom Hughes | 213.7 | BOS |
| +017+ | 6.39 | Roy Patterson | 252.7 | CHA |
| +018+ | 6.36 | Ed Siever | 218 | BAL |
| +019+ | 6.33 | Red Donahue | 228 | TOT |
| +022+ | 6 | Jack Powell | 268.3 | BAL |
| +023+ | 5.57 | Jack Chesbro | 297.3 | NYA |
| +024+ | 5.41 | Clark Griffith | 204 | NYA |
| +025+ | 5.34 | Chief Bender | 240.3 | OAK |
| +028+ | 4.88 | Sam Leever | 267 | PIT |
| +039+ | 3.65 | Jesse Tannehill | 222.3 | NYA |
| +045+ | 3.42 | Joe McGinnity | 389.7 | SFN |
| +046+ | 3.28 | Highball Wilson | 223.3 | MIN |
| +047+ | 3.16 | Ed Killian | 43 | CLE |
| +053+ | 2.93 | Christy Mathewson | 333 | SFN |
| +056+ | 2.7 | Casey Patten | 262 | MIN |
| +057+ | 2.69 | Rube Kisinger | 93.7 | DET |
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