| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 10.36 | 190605070_OAK_BOS |
| Christy Mathewson | SFN | 5.82 | 190605050_ATL_SFN |
| Frank Owen | CHA | 3.41 | 190605070_BAL_CHA |
| Carl Lundgren | CHN | 1.4 | 190605070_CHN_PIT |
| Deacon Phillippe | PIT | 0.79 | 190605050_CHN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Orval Overall | CIN | -2.45 | 190605050_CIN_SLN |
| Harry McIntire | LAN | -2.33 | 190605050_LAN_PHI |
| Cy Falkenberg | MIN | -1.87 | 190605070_MIN_NYA |
| Vic Willis | PIT | -1.5 | 190605060_PIT_CHN |
| Al Orth | NYA | -1.31 | 190605070_MIN_NYA |
Based on accumulated WAA for this season up to 1906-05-07.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.44 | Johnny Lush | 54 | PHI |
| +002+ | 2.27 | Carl Lundgren | 53 | CHN |
| +004+ | 1.85 | Rube Waddell | 49.3 | OAK |
| +005+ | 1.8 | Jake Weimer | 57.3 | CIN |
| +006+ | 1.79 | Mordecai Brown | 43 | CHN |
| +007+ | 1.73 | Irv Young | 63.7 | ATL |
| +008+ | 1.52 | Nick Altrock | 46.7 | CHA |
| +009+ | 1.47 | Bill Duggleby | 48 | PHI |
| +011+ | 1.37 | Ed Smith | 24.7 | BAL |
| +013+ | 1.33 | Jesse Tannehill | 25 | BOS |
| +015+ | 1.31 | Bill Donovan | 35 | DET |
| +017+ | 1.28 | Red Ames | 55 | SFN |
| +018+ | 1.27 | Jack Taylor | 50 | SLN |
| XXXXX | 1.13 | Joe McGinnity | 53.3 | SFN |
| XXXXX | 1.12 | Bob Wicker | 40.3 | CHN |
| XXXXX | 0.95 | Bill Bernhard | 27 | CLE |
| XXXXX | 0.9 | Elmer Stricklett | 39 | LAN |
| XXXXX | 0.82 | Casey Patten | 27 | MIN |
| XXXXX | 0.73 | Jack Pfiester | 29 | CHN |
| XXXXX | 0.72 | Ed Walsh | 35 | CHA |
| XXXXX | 0.71 | Deacon Phillippe | 36 | PIT |
| XXXXX | 0.64 | Fred Beebe | 21 | CHN |
| XXXXX | 0.5 | Cy Young | 39.7 | BOS |
| XXXXX | 0.47 | Walter Clarkson | 34 | NYA |
| XXXXX | 0.47 | Buster Brown | 43 | SLN |
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