| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dan Griner | SLN | -5.58 | 191308070_LAN_SLN |
| Jimmy Lavender | CHN | -2.83 | 191308080_PHI_CHN |
| Otto Hess | ATL | -2.37 | 191308070_ATL_PIT |
| Al Schulz | NYA | -1.6 | 191308070_DET_NYA |
| Earl Moseley | BOS | -0.94 | 191308080_DET_BOS |
Based on accumulated WAA for this season up to 1913-08-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 10.91 | Walter Johnson | 241.3 | MIN |
| +002+ | 7.14 | Jim Scott | 213.3 | CHA |
| +003+ | 6.68 | Eddie Cicotte | 175.3 | CHA |
| +007+ | 5.16 | Reb Russell | 223.7 | CHA |
| +009+ | 5.12 | Ad Brennan | 157.7 | PHI |
| +010+ | 4.9 | Christy Mathewson | 220.7 | SFN |
| +013+ | 4.41 | Willie Mitchell | 191 | CLE |
| +015+ | 3.86 | Chief Bender | 171.7 | OAK |
| +016+ | 3.51 | Eddie Plank | 189.7 | OAK |
| +018+ | 3.49 | Babe Adams | 224.7 | PIT |
| +019+ | 3.43 | Joe Boehling | 137.7 | MIN |
| +020+ | 3.01 | Pete Alexander | 205.7 | PHI |
| +025+ | 2.76 | Cy Falkenberg | 197.3 | CLE |
| +027+ | 2.73 | Earl Hamilton | 217 | BAL |
| +030+ | 2.59 | Tom Seaton | 205.7 | PHI |
| +032+ | 2.57 | Fred Blanding | 133 | CLE |
| +035+ | 2.48 | Vean Gregg | 199.3 | CLE |
| +036+ | 2.43 | Dutch Leonard | 164.7 | BOS |
| +037+ | 2.39 | Frank Allen | 137.3 | LAN |
| +039+ | 2.31 | Jeff Tesreau | 192.7 | SFN |
| +043+ | 2.3 | Al Demaree | 135.3 | SFN |
| +044+ | 2.27 | Rube Marquard | 189 | SFN |
| +051+ | 1.92 | Eddie Stack | 96 | TOT |
| +053+ | 1.91 | Russ Ford | 155.7 | NYA |
| +060+ | 1.73 | Boardwalk Brown | 188.3 | OAK |
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