| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike O'Neill | SLN | -0.78 | 190304270_PIT_SLN |
| Henry Schmidt | LAN | -0.61 | 190304250_PHI_LAN |
| Noodles Hahn | CIN | -0.58 | 190304260_SLN_CIN |
| Wiley Piatt | ATL | -0.54 | 190304250_ATL_SFN |
| Chief Bender | OAK | -0.4 | 190304270_NYA_OAK |
Based on accumulated WAA for this season up to 1903-04-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 1.36 | George Mullin | 18 | DET |
| XXXXX | 1.17 | Togie Pittinger | 18 | ATL |
| XXXXX | 1.02 | Jack Chesbro | 18 | NYA |
| XXXXX | 0.94 | Al Orth | 18 | MIN |
| XXXXX | 0.89 | Addie Joss | 8 | CLE |
| XXXXX | 0.89 | Mal Eason | 9 | DET |
| XXXXX | 0.83 | Oscar Jones | 29 | LAN |
| XXXXX | 0.82 | Tom Hughes | 12 | BOS |
| XXXXX | 0.82 | Cy Young | 16 | BOS |
| XXXXX | 0.72 | Rube Waddell | 26 | OAK |
| XXXXX | 0.68 | Earl Moore | 8 | CLE |
| XXXXX | 0.68 | Bill Donovan | 9 | DET |
| XXXXX | 0.68 | Casey Patten | 9 | MIN |
| XXXXX | 0.67 | Brickyard Kennedy | 9 | PIT |
| XXXXX | 0.66 | Chief Bender | 15 | OAK |
| XXXXX | 0.6 | Bob Wicker | 14 | TOT |
| XXXXX | 0.53 | Ed Siever | 10 | BAL |
| XXXXX | 0.51 | Harry Howell | 9 | NYA |
| XXXXX | 0.48 | Weldon Henley | 9 | OAK |
| XXXXX | 0.45 | Henry Schmidt | 27 | LAN |
| XXXXX | 0.38 | Joe McGinnity | 29 | SFN |
| XXXXX | 0.37 | Mordecai Brown | 14 | SLN |
| XXXXX | 0.36 | Fred Mitchell | 18 | PHI |
| XXXXX | 0.36 | Eddie Plank | 12 | OAK |
| XXXXX | 0.35 | Roscoe Miller | 9 | SFN |
_