| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 14.11 | 191308240_MIN_CHA |
| Jim Scott | CHA | 5.71 | 191308240_MIN_CHA |
| Ad Brennan | PHI | 2.48 | 191308232_PIT_PHI |
| Fred Blanding | CLE | 0.89 | 191308230_BOS_CLE |
| Chief Bender | OAK | 0.82 | 191308240_OAK_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Pol Perritt | SLN | -5.15 | 191308230_SLN_ATL |
| Bob Groom | MIN | -1.12 | 191308250_MIN_CHA |
| George Suggs | CIN | -1.01 | 191308230_CIN_LAN |
| Earl Moseley | BOS | -0.91 | 191308240_BOS_DET |
| Eppa Rixey | PHI | -0.45 | 191308250_SLN_PHI |
Based on accumulated WAA for this season up to 1913-08-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 12.16 | Walter Johnson | 267.3 | MIN |
| +002+ | 8 | Jim Scott | 249.3 | CHA |
| +004+ | 7.2 | Eddie Cicotte | 209.3 | CHA |
| +005+ | 6.95 | Reb Russell | 266.7 | CHA |
| +009+ | 5.26 | Willie Mitchell | 209 | CLE |
| +011+ | 5.19 | Ad Brennan | 184.7 | PHI |
| +014+ | 4.64 | Christy Mathewson | 240.7 | SFN |
| +017+ | 4.07 | Joe Boehling | 172.7 | MIN |
| +018+ | 3.74 | Chief Bender | 195.7 | OAK |
| +022+ | 3.39 | Fred Blanding | 168 | CLE |
| +023+ | 3.31 | Jeff Tesreau | 218.7 | SFN |
| +024+ | 3.3 | Babe Adams | 253.7 | PIT |
| +026+ | 3.21 | Dutch Leonard | 195.3 | BOS |
| +027+ | 3.2 | Eddie Plank | 214 | OAK |
| +031+ | 3.14 | Ray Caldwell | 80.3 | NYA |
| +039+ | 2.85 | Cy Falkenberg | 219.3 | CLE |
| +042+ | 2.72 | Vean Gregg | 223.3 | CLE |
| +047+ | 2.6 | Al Demaree | 157.3 | SFN |
| +052+ | 2.4 | Pete Alexander | 226.3 | PHI |
| +053+ | 2.29 | Rube Marquard | 222 | SFN |
| +056+ | 2.09 | Bob Shawkey | 56.7 | OAK |
| +057+ | 2.07 | Hooks Dauss | 171.3 | DET |
| +063+ | 1.89 | George Baumgardner | 203 | BAL |
| +065+ | 1.84 | Russ Ford | 186 | NYA |
| +066+ | 1.78 | Boardwalk Brown | 200.3 | OAK |
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