| Starter | Tm | Tier | Game |
|---|---|---|---|
| Rube Waddell | OAK | 7.27 | 190607190_BAL_OAK |
| Bill Duggleby? | PHI | 3.87 | 190607190_PHI_PIT |
| Carl Lundgren | CHN | 3.44 | 190607180_SFN_CHN |
| Sam Leever | PIT | 2.26 | 190607180_PHI_PIT |
| Addie Joss | CLE | 1.88 | 190607191_CLE_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Pastorius | LAN | -1.96 | 190607190_LAN_SLN |
| Gus Thompson | SLN | -1.47 | 190607200_LAN_SLN |
| Bill Dinneen | BOS | -1.3 | 190607180_DET_BOS |
| Cy Falkenberg | MIN | -1.22 | 190607180_CHA_MIN |
| Doc Newton | NYA | -0.89 | 190607200_CLE_NYA |
Based on accumulated WAA for this season up to 1906-07-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.96 | Mordecai Brown | 154.3 | CHN |
| +003+ | 5.4 | Bill Duggleby | 173 | PHI |
| +004+ | 5.38 | Vic Willis | 182 | PIT |
| +005+ | 5.17 | Addie Joss | 189 | CLE |
| +006+ | 5.08 | Tully Sparks | 164.7 | PHI |
| +007+ | 4.82 | Rube Waddell | 145.3 | OAK |
| +008+ | 4.75 | Carl Lundgren | 162.3 | CHN |
| +011+ | 4.62 | Jack Taylor | 199.3 | TOT |
| +014+ | 4.3 | Jack Pfiester | 139.7 | CHN |
| +015+ | 3.99 | Sam Leever | 135.3 | PIT |
| +018+ | 3.15 | Jake Weimer | 178.3 | CIN |
| +019+ | 3.14 | Lefty Leifield | 118.7 | PIT |
| +020+ | 3.08 | Eddie Plank | 161.3 | OAK |
| +021+ | 3.06 | Ed Reulbach | 105.3 | CHN |
| +022+ | 2.99 | Nick Altrock | 176.3 | CHA |
| +024+ | 2.89 | Deacon Phillippe | 149 | PIT |
| +026+ | 2.55 | Bob Ewing | 128 | CIN |
| +030+ | 2.41 | Otto Hess | 176.3 | CLE |
| +031+ | 2.4 | Bob Rhoads | 149 | CLE |
| +033+ | 2.32 | Fred Glade | 131.7 | BAL |
| +044+ | 1.75 | Harry Howell | 177 | BAL |
| +046+ | 1.65 | Red Donahue | 123 | DET |
| +049+ | 1.57 | Chick Fraser | 124 | CIN |
| +056+ | 1.39 | Roy Patterson | 71.3 | CHA |
| XXXXX | 1.11 | Al Orth | 169.7 | NYA |
_