| Starter | Tm | Tier | Game |
|---|---|---|---|
| Christy Mathewson | SFN | 6.65 | 190509230_SFN_CHN |
| Ed Reulbach | CHN | 4.9 | 190509220_SFN_CHN |
| Cy Young | BOS | 3.73 | 190509232_BAL_BOS |
| Nick Altrock | CHA | 2.75 | 190509220_CHA_NYA |
| Harry Howell | BAL | 2.38 | 190509222_BAL_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Harry McIntire | LAN | -5.3 | 190509230_LAN_CIN |
| Chick Fraser | ATL | -3.97 | 190509220_ATL_SLN |
| Chappie McFarland | SLN | -2.03 | 190509220_ATL_SLN |
| Jack Powell | BAL | -1.93 | 190509221_BAL_BOS |
| Orval Overall | CIN | -0.62 | 190509220_LAN_CIN |
Based on accumulated WAA for this season up to 1905-09-24.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.35 | Christy Mathewson | 307.7 | SFN |
| +003+ | 9.94 | Doc White | 259 | CHA |
| +004+ | 9.72 | Cy Young | 302.7 | BOS |
| +005+ | 9.54 | Ed Reulbach | 263 | CHN |
| +009+ | 7.41 | Harry Howell | 297.7 | BAL |
| +010+ | 7.33 | Addie Joss | 253 | CLE |
| +012+ | 6.96 | Nick Altrock | 288 | CHA |
| +013+ | 6.62 | Deacon Phillippe | 263.3 | PIT |
| +014+ | 6.49 | Irv Young | 355.3 | ATL |
| +020+ | 5.57 | Bob Wicker | 157 | CHN |
| +021+ | 5.38 | Tully Sparks | 253.3 | PHI |
| +022+ | 5.32 | Eddie Plank | 317.7 | OAK |
| +023+ | 5.24 | Ed Killian | 300.7 | DET |
| +024+ | 5.18 | Frank Smith | 264.7 | CHA |
| +025+ | 5.05 | Jesse Tannehill | 262.3 | BOS |
| +026+ | 4.97 | Frank Owen | 309 | CHA |
| +031+ | 3.67 | Jake Weimer | 230 | CHN |
| +032+ | 3.49 | Mordecai Brown | 223.3 | CHN |
| +038+ | 3.18 | Andy Coakley | 235 | OAK |
| +045+ | 2.86 | Earl Moore | 259.3 | CLE |
| +048+ | 2.78 | Hooks Wiltse | 184 | SFN |
| +057+ | 2.23 | Tom Hughes | 267.7 | MIN |
| +069+ | 1.71 | Carl Lundgren | 151.3 | CHN |
| +074+ | 1.52 | Jack Chesbro | 289 | NYA |
| +077+ | 1.5 | Fred Glade | 262.3 | BAL |
_