| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 14.28 | 191308280_MIN_BOS |
| Christy Mathewson | SFN | 2.02 | 191308260_CIN_SFN |
| Ad Brennan | PHI | 1.85 | 191308270_SLN_PHI |
| Chief Bender | OAK | 1.06 | 191308280_OAK_NYA |
| Babe Adams | PIT | 0.83 | 191308260_PIT_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dan Griner | SLN | -7.17 | 191308270_SLN_PHI |
| Otto Hess | ATL | -4 | 191308260_PIT_ATL |
| Al Schulz | NYA | -1.09 | 191308280_OAK_NYA |
| Pat Ragan | LAN | -0.9 | 191308260_CHN_LAN |
| Art Fromme | SFN | -0.28 | 191308270_CIN_SFN |
Based on accumulated WAA for this season up to 1913-08-28.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.87 | Walter Johnson | 278 | MIN |
| +002+ | 7.97 | Jim Scott | 249.3 | CHA |
| +003+ | 7.82 | Eddie Cicotte | 218.3 | CHA |
| +005+ | 6.91 | Reb Russell | 266.7 | CHA |
| +010+ | 5.27 | Christy Mathewson | 249.7 | SFN |
| +011+ | 5.24 | Willie Mitchell | 209 | CLE |
| +015+ | 4.28 | Ad Brennan | 186.7 | PHI |
| +018+ | 4.17 | Chief Bender | 204.7 | OAK |
| +019+ | 4.04 | Joe Boehling | 181.7 | MIN |
| +020+ | 3.9 | Babe Adams | 262.7 | PIT |
| +024+ | 3.37 | Fred Blanding | 168 | CLE |
| +025+ | 3.33 | Vean Gregg | 232.3 | CLE |
| +026+ | 3.32 | Jeff Tesreau | 218.7 | SFN |
| +027+ | 3.3 | Ray Caldwell | 88.3 | NYA |
| +029+ | 3.17 | Eddie Plank | 214 | OAK |
| +030+ | 3.16 | Dutch Leonard | 195.3 | BOS |
| +040+ | 2.83 | Cy Falkenberg | 219.3 | CLE |
| +047+ | 2.6 | Al Demaree | 157.3 | SFN |
| +052+ | 2.41 | Boardwalk Brown | 209.3 | OAK |
| +053+ | 2.4 | Pete Alexander | 226.3 | PHI |
| +056+ | 2.08 | Bob Shawkey | 56.7 | OAK |
| +057+ | 2.04 | Hooks Dauss | 171.3 | DET |
| +065+ | 1.86 | George Baumgardner | 203 | BAL |
| +066+ | 1.84 | Tom Seaton | 242.7 | PHI |
| +067+ | 1.83 | Russ Ford | 186 | NYA |
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