| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dan Griner | SLN | -6.53 | 191308210_SLN_ATL |
| Otto Hess | ATL | -3.43 | 191308210_SLN_ATL |
| Bob Groom | MIN | -1.62 | 191308210_MIN_BAL |
| George Suggs | CIN | -1.01 | 191308230_CIN_LAN |
| Al Schulz | NYA | -0.89 | 191308222_NYA_DET |
Based on accumulated WAA for this season up to 1913-08-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 11.75 | Walter Johnson | 258.3 | MIN |
| +002+ | 7.89 | Jim Scott | 241.3 | CHA |
| +004+ | 7.24 | Eddie Cicotte | 209.3 | CHA |
| +005+ | 6.77 | Reb Russell | 257.7 | CHA |
| +009+ | 5.3 | Willie Mitchell | 209 | CLE |
| +011+ | 5.22 | Ad Brennan | 184.7 | PHI |
| +014+ | 4.68 | Christy Mathewson | 240.7 | SFN |
| +017+ | 4.09 | Joe Boehling | 172.7 | MIN |
| +019+ | 3.53 | Dutch Leonard | 190.7 | BOS |
| +022+ | 3.35 | Jeff Tesreau | 218.7 | SFN |
| +024+ | 3.33 | Babe Adams | 253.7 | PIT |
| +026+ | 3.19 | Fred Blanding | 159 | CLE |
| +028+ | 3.15 | Ray Caldwell | 80.3 | NYA |
| +029+ | 3.12 | Chief Bender | 186.7 | OAK |
| +036+ | 2.76 | Vean Gregg | 223.3 | CLE |
| +044+ | 2.59 | Eddie Plank | 205 | OAK |
| +047+ | 2.44 | Pete Alexander | 226.3 | PHI |
| +049+ | 2.41 | Russ Ford | 185 | NYA |
| +050+ | 2.32 | Rube Marquard | 222 | SFN |
| +054+ | 2.25 | Cy Falkenberg | 210.3 | CLE |
| +056+ | 2.13 | Al Demaree | 150.3 | SFN |
| +058+ | 2.1 | Bob Shawkey | 56.7 | OAK |
| +063+ | 1.93 | George Baumgardner | 203 | BAL |
| +062+ | 1.93 | Frank Allen | 150.7 | LAN |
| +065+ | 1.82 | Boardwalk Brown | 200.3 | OAK |
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