| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 15.34 | 190605170_DET_OAK |
| Christy Mathewson | SFN | 5.08 | 190605180_SFN_PIT |
| Mordecai Brown | CHN | 4.6 | 190605180_PHI_CHN |
| Cy Young | BOS | 1.9 | 190605190_CLE_BOS |
| Bill Donovan | DET | 1.36 | 190605190_DET_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chick Fraser | CIN | -3.89 | 190605190_ATL_CIN |
| Mike Lynch | PIT | -1.39 | 190605180_SFN_PIT |
| Bill Dinneen | BOS | -1.27 | 190605180_CLE_BOS |
| Doc Newton | NYA | -1.24 | 190605190_BAL_NYA |
| Big Jeff Pfeffer | ATL | -0.69 | 190605180_ATL_CIN |
Based on accumulated WAA for this season up to 1906-05-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.06 | Carl Lundgren | 72 | CHN |
| +002+ | 3.59 | Rube Waddell | 67.3 | OAK |
| +003+ | 3.05 | Bill Duggleby | 66.3 | PHI |
| +005+ | 2.46 | Bill Donovan | 53 | DET |
| +006+ | 2.23 | Johnny Lush | 71 | PHI |
| +007+ | 2.22 | Vive Lindaman | 63.3 | ATL |
| +008+ | 2.14 | Jake Weimer | 69.3 | CIN |
| +010+ | 1.91 | Addie Joss | 54 | CLE |
| +011+ | 1.87 | Jack Taylor | 68 | SLN |
| +012+ | 1.76 | Nick Altrock | 63.7 | CHA |
| +015+ | 1.61 | Bill Bernhard | 53 | CLE |
| +016+ | 1.6 | Mordecai Brown | 52 | CHN |
| +017+ | 1.57 | Joe McGinnity | 79.3 | SFN |
| +018+ | 1.53 | Chief Bender | 67.7 | OAK |
| +019+ | 1.51 | Jack Pfiester | 51 | CHN |
| +020+ | 1.48 | Buster Brown | 61 | SLN |
| +021+ | 1.39 | Tully Sparks | 44 | PHI |
| +022+ | 1.36 | Ed Smith | 41.7 | BAL |
| XXXXX | 1.16 | Beany Jacobson | 44 | BAL |
| XXXXX | 1.15 | Irv Young | 85.3 | ATL |
| XXXXX | 1.15 | Elmer Stricklett | 56 | LAN |
| XXXXX | 1.13 | Frank Kitson | 55 | MIN |
| XXXXX | 1.09 | Sam Leever | 28 | PIT |
| XXXXX | 1.06 | Red Ames | 65 | SFN |
| XXXXX | 0.93 | Deacon Phillippe | 63 | PIT |
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