| Starter | Tm | Tier | Game |
|---|---|---|---|
| Eddie Plank | OAK | 2.25 | 190506270_OAK_MIN |
| Red Ames | SFN | 0.92 | 190506260_ATL_SFN |
| Earl Moore | CLE | 0.89 | 190506260_CLE_DET |
| Deacon Phillippe | PIT | 0.73 | 190506271_PIT_SLN |
| Bill Donovan | DET | 0.71 | 190506260_CLE_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chick Fraser | ATL | -6.46 | 190506260_ATL_SFN |
| Harry McIntire | LAN | -2.85 | 190506260_LAN_PHI |
| Jack Harper | CIN | -1.34 | 190506250_CIN_CHN |
| Frank Corridon | PHI | -0.4 | 190506260_LAN_PHI |
| Frank Kitson | DET | -0.31 | 190506270_CLE_DET |
Based on accumulated WAA for this season up to 1905-06-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 7.77 | Rube Waddell | 132.3 | OAK |
| +002+ | 5.53 | Ed Reulbach | 94.3 | CHN |
| +003+ | 4.75 | Addie Joss | 116.3 | CLE |
| +006+ | 4.41 | Nick Altrock | 118.3 | CHA |
| +008+ | 3.88 | Christy Mathewson | 123 | SFN |
| +009+ | 3.8 | Irv Young | 158.3 | ATL |
| +010+ | 3.61 | Earl Moore | 113 | CLE |
| +012+ | 3.52 | Red Ames | 119 | SFN |
| +013+ | 3.5 | Doc White | 100.3 | CHA |
| +016+ | 3.43 | Dummy Taylor | 97.3 | SFN |
| +017+ | 3.29 | Cy Young | 127.7 | BOS |
| +018+ | 3.24 | Harry Howell | 126.3 | BAL |
| +019+ | 3.15 | Deacon Phillippe | 101.3 | PIT |
| +020+ | 2.97 | Orval Overall | 131.3 | CIN |
| +021+ | 2.95 | Jake Weimer | 105 | CHN |
| +022+ | 2.79 | Eddie Plank | 130.7 | OAK |
| +023+ | 2.67 | Otto Hess | 107.3 | CLE |
| +026+ | 2.37 | Frank Smith | 141.3 | CHA |
| +027+ | 2.33 | Frank Owen | 126 | CHA |
| +028+ | 2.32 | Bob Rhoads | 96.7 | CLE |
| +030+ | 2.27 | Fred Glade | 107 | BAL |
| +031+ | 2.19 | Hooks Wiltse | 90.7 | SFN |
| +032+ | 2.15 | Bob Wicker | 37 | CHN |
| +035+ | 2.08 | Bill Duggleby | 132 | PHI |
| +042+ | 1.66 | Charlie Case | 94.3 | PIT |
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