| Starter | Tm | Tier | Game |
|---|---|---|---|
| Eddie Plank | OAK | 3.19 | 190607300_OAK_DET |
| Bill Duggleby? | PHI | 2.72 | 190607310_CHN_PHI |
| Jack Taylor | CHN | 2.34 | 190607310_CHN_PHI |
| Vic Willis | PIT | 2.25 | 190607310_PIT_LAN |
| Frank Owen | CHA | 0.62 | 190607300_MIN_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Harris | BOS | -5.05 | 190607300_BOS_BAL |
| Frank Kitson | MIN | -0.69 | 190607310_MIN_CHA |
| Bob Wicker | CIN | -0.56 | 190607300_CIN_SFN |
| Elmer Stricklett | LAN | -0.55 | 190607310_PIT_LAN |
| Big Jeff Pfeffer | ATL | -0.48 | 190607310_CIN_ATL |
Based on accumulated WAA for this season up to 1906-07-31.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.23 | Mordecai Brown | 172.3 | CHN |
| +003+ | 5.79 | Vic Willis | 199 | PIT |
| +004+ | 5.67 | Bill Duggleby | 190 | PHI |
| +006+ | 5.53 | Jack Taylor | 217.3 | TOT |
| +008+ | 4.99 | Jack Pfiester | 157.7 | CHN |
| +010+ | 4.87 | Tully Sparks | 183.3 | PHI |
| +011+ | 4.86 | Addie Joss | 197 | CLE |
| +012+ | 4.85 | Rube Waddell | 146 | OAK |
| +013+ | 4.54 | Carl Lundgren | 174.7 | CHN |
| +014+ | 4.49 | Doc White | 123.3 | CHA |
| +015+ | 4.28 | Sam Leever | 153.3 | PIT |
| +016+ | 4.16 | Eddie Plank | 188.3 | OAK |
| +017+ | 4.07 | Lefty Leifield | 136.7 | PIT |
| +022+ | 2.88 | Bob Ewing | 143 | CIN |
| +023+ | 2.69 | Nick Altrock | 184.3 | CHA |
| +024+ | 2.66 | Deacon Phillippe | 154 | PIT |
| +028+ | 2.44 | Chick Fraser | 150 | CIN |
| +031+ | 2.28 | Fred Glade | 148.7 | BAL |
| +034+ | 2.21 | Bob Rhoads | 166 | CLE |
| +039+ | 2 | Jake Weimer | 195.3 | CIN |
| +042+ | 1.9 | Otto Hess | 194.3 | CLE |
| +051+ | 1.58 | Chief Bender | 192.3 | OAK |
| +053+ | 1.5 | Frank Owen | 194.7 | CHA |
| +056+ | 1.41 | Barney Pelty | 124.7 | BAL |
| +058+ | 1.38 | Roy Patterson | 97.3 | CHA |
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