| Starter | Tm | Tier | Game |
|---|---|---|---|
| Walter Johnson | MIN | 11.42 | 191306100_DET_MIN |
| Nap Rucker | LAN | 6.03 | 191306100_LAN_PIT |
| Pete Alexander | PHI | 4.3 | 191306080_PHI_CIN |
| Christy Mathewson | SFN | 4.06 | 191306090_SFN_CHN |
| Vean Gregg | CLE | 3.49 | 191306100_CLE_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Otto Hess | ATL | -3.55 | 191306100_ATL_SLN |
| Sandy Burk | SLN | -2.01 | 191306100_ATL_SLN |
| Ed Willett | DET | -0.92 | 191306090_DET_MIN |
| Tom Hughes | MIN | -0.85 | 191306090_DET_MIN |
| Boardwalk Brown | OAK | -0.8 | 191306100_BAL_OAK |
Based on accumulated WAA for this season up to 1913-06-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.42 | Walter Johnson | 121 | MIN |
| +002+ | 4.15 | Jim Scott | 95 | CHA |
| +004+ | 3.72 | Cy Falkenberg | 100 | CLE |
| +008+ | 3.18 | Eddie Cicotte | 73 | CHA |
| +009+ | 3.17 | Nap Rucker | 93 | LAN |
| +010+ | 3.12 | Pete Alexander | 93.3 | PHI |
| +012+ | 2.8 | Tom Seaton | 116.7 | PHI |
| +016+ | 2.34 | Chief Bender | 78 | OAK |
| +018+ | 2.33 | Ad Brennan | 59.7 | PHI |
| +019+ | 2.27 | Reb Russell | 101 | CHA |
| +020+ | 2.26 | Christy Mathewson | 105.7 | SFN |
| +022+ | 2.19 | Eddie Plank | 90.3 | OAK |
| +023+ | 2.15 | Ray Keating | 77.7 | NYA |
| +025+ | 2.01 | Larry Cheney | 109 | CHN |
| +028+ | 1.71 | Jeff Tesreau | 100.3 | SFN |
| +029+ | 1.65 | Doc White | 57.7 | CHA |
| +030+ | 1.64 | Eddie Stack | 47.3 | LAN |
| +031+ | 1.61 | Bill Steen | 88 | CLE |
| +035+ | 1.44 | Frank Allen | 74.3 | LAN |
| +037+ | 1.34 | Cliff Curtis | 55 | LAN |
| +038+ | 1.34 | Red Ames | 63.7 | TOT |
| +039+ | 1.32 | Vean Gregg | 95.7 | CLE |
| XXXXX | 0.99 | Earl Hamilton | 98.3 | BAL |
| XXXXX | 0.98 | Babe Adams | 99 | PIT |
| XXXXX | 0.91 | Erskine Mayer | 32.3 | PHI |
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