| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe McGinnity | SFN | 11.7 | 190406110_CHN_SFN |
| Cy Young | BOS | 9.55 | 190406100_BOS_BAL |
| Sam Leever | PIT | 2.92 | 190406110_PIT_ATL |
| Jack Taylor | SLN | 2.8 | 190406110_SLN_LAN |
| Eddie Plank | OAK | 2.44 | 190406110_OAK_CLE |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tom Fisher | ATL | -2.1 | 190406090_CIN_ATL |
| Bill Duggleby | PHI | -1.41 | 190406110_CIN_PHI |
| Jesse Stovall | DET | -1.05 | 190406100_MIN_DET |
| Jack Harper | CIN | -0.99 | 190406110_CIN_PHI |
| Al Orth | MIN | -0.59 | 190406110_MIN_DET |
Based on accumulated WAA for this season up to 1904-06-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.28 | Joe McGinnity | 147 | SFN |
| +002+ | 6.79 | Rube Waddell | 131 | OAK |
| +003+ | 5.57 | Cy Young | 110 | BOS |
| +004+ | 4.71 | Red Donahue | 91 | CLE |
| +005+ | 4.7 | Jack Chesbro | 146 | NYA |
| +006+ | 4.26 | Frank Owen | 109.7 | CHA |
| +007+ | 3.98 | Jesse Tannehill | 95.7 | BOS |
| +008+ | 3.56 | Bill Dinneen | 95.7 | BOS |
| +011+ | 2.97 | Eddie Plank | 128 | OAK |
| +014+ | 2.59 | Ed Killian | 121.3 | DET |
| +016+ | 2.44 | Bill Bernhard | 104 | CLE |
| +022+ | 1.93 | Harry Howell | 81.7 | BAL |
| +025+ | 1.82 | Barney Pelty | 77.3 | BAL |
| +026+ | 1.79 | Sam Leever | 80 | PIT |
| +027+ | 1.71 | Jack Taylor | 101 | SLN |
| +029+ | 1.7 | Weldon Henley | 91.3 | OAK |
| +030+ | 1.68 | Fred Glade | 72.7 | BAL |
| +033+ | 1.43 | Norwood Gibson | 72 | BOS |
| +034+ | 1.43 | Earl Moore | 62 | CLE |
| +038+ | 1.34 | George Mullin | 130 | DET |
| +041+ | 1.29 | Patsy Flaherty | 52 | TOT |
| XXXXX | 1.22 | Casey Patten | 110 | MIN |
| XXXXX | 1.11 | George Winter | 34.3 | BOS |
| XXXXX | 1.07 | Jack Powell | 111.7 | NYA |
| XXXXX | 1.05 | Jack Harper | 83 | CIN |
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