| Starter | Tm | Tier | Game |
|---|---|---|---|
| Christy Mathewson | SFN | 6.59 | 190506010_SFN_ATL |
| Doc White | CHA | 5.57 | 190505302_DET_CHA |
| Cy Young | BOS | 5.14 | 190505302_BOS_MIN |
| Eddie Plank | OAK | 2.72 | 190506010_MIN_OAK |
| Sam Leever | PIT | 2.36 | 190505302_SLN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Kaiser Wilhelm | ATL | -4.25 | 190506010_SFN_ATL |
| Harry McIntire | LAN | -2.14 | 190505310_SFN_LAN |
| Frank Corridon | PHI | -2.12 | 190505302_PHI_ATL |
| Jack Powell | NYA | -1.78 | 190505300_NYA_OAK |
| Andy Coakley | OAK | -0.92 | 190505300_NYA_OAK |
Based on accumulated WAA for this season up to 1905-06-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.71 | Irv Young | 103 | ATL |
| +003+ | 3.63 | Rube Waddell | 64.3 | OAK |
| +004+ | 3.43 | Addie Joss | 71 | CLE |
| +006+ | 3.31 | Dummy Taylor | 60 | SFN |
| +007+ | 3.25 | Christy Mathewson | 78 | SFN |
| +009+ | 2.87 | Frank Smith | 116 | CHA |
| +011+ | 2.62 | Earl Moore | 69 | CLE |
| +012+ | 2.59 | Otto Hess | 75.7 | CLE |
| +013+ | 2.5 | Red Ames | 65 | SFN |
| +014+ | 2.33 | Joe McGinnity | 88.7 | SFN |
| +015+ | 2.31 | Cy Young | 83 | BOS |
| +016+ | 2.29 | Harry Howell | 87.3 | BAL |
| +017+ | 2.25 | Doc White | 65 | CHA |
| +018+ | 2.24 | Bill Duggleby | 99.7 | PHI |
| +020+ | 2.08 | Nick Altrock | 63 | CHA |
| +023+ | 1.83 | Big Jeff Pfeffer | 59.7 | CHN |
| +025+ | 1.69 | Fred Glade | 62.3 | BAL |
| +028+ | 1.45 | Ed Reulbach | 33.3 | CHN |
| XXXXX | 1.21 | Bob Rhoads | 58 | CLE |
| XXXXX | 1.1 | Frank Owen | 76 | CHA |
| XXXXX | 1.09 | Hooks Wiltse | 68 | SFN |
| XXXXX | 1.09 | Ed Killian | 81.3 | DET |
| XXXXX | 1.07 | Casey Patten | 83 | MIN |
| XXXXX | 0.98 | Bill Hogg | 74.7 | NYA |
| XXXXX | 0.89 | Barney Wolfe | 52 | MIN |
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