| Starter | Tm | Tier | Game |
|---|---|---|---|
| Van Mungo | LAN | 4.05 | 193708192_PHI_LAN |
| Lefty Grove | BOS | 3.77 | 193708200_MIN_BOS |
| Lou Fette | ATL | 3.6 | 193708180_SFN_ATL |
| Red Ruffing | NYA | 3.42 | 193708190_MIN_NYA |
| Cy Blanton | PIT | 3.17 | 193708200_SLN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | CHA | -4.02 | 193708180_DET_CHA |
| Chief Hogsett | BAL | -3.52 | 193708181_CLE_BAL |
| Wes Ferrell | MIN | -1.95 | 193708190_MIN_NYA |
| Hugh Mulcahy | PHI | -1.02 | 193708191_PHI_LAN |
| Bobo Newsom | BOS | -1.02 | 193708180_BOS_OAK |
Based on accumulated WAA for this season up to 1937-08-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 9.13 | Monty Stratton | 160.3 | CHA |
| +006+ | 8.16 | Lefty Gomez | 205.7 | NYA |
| +007+ | 7.22 | Cliff Melton | 171.3 | SFN |
| +010+ | 6.96 | Dizzy Dean | 180.3 | SLN |
| +011+ | 6.6 | Lou Fette | 183.7 | ATL |
| +013+ | 6.33 | Bill Lee | 197.7 | CHN |
| +015+ | 6.15 | Jim Turner | 169 | ATL |
| +016+ | 6.07 | Red Ruffing | 182.7 | NYA |
| +017+ | 5.54 | Van Mungo | 160 | LAN |
| +018+ | 5.42 | Lee Grissom | 195 | CIN |
| +020+ | 5.34 | Lefty Grove | 188.7 | BOS |
| +021+ | 5.14 | Danny MacFayden | 192 | ATL |
| +023+ | 5.02 | Carl Hubbell | 191 | SFN |
| +024+ | 4.97 | Cy Blanton | 186.7 | PIT |
| +025+ | 4.81 | Slick Castleman | 154 | SFN |
| +030+ | 4.42 | Guy Bush | 162.3 | ATL |
| +033+ | 4.13 | Russ Bauers | 111.3 | PIT |
| +036+ | 3.66 | Bob Weiland | 189.3 | SLN |
| +037+ | 3.5 | Peaches Davis | 154 | CIN |
| +038+ | 3.32 | Waite Hoyt | 125.3 | TOT |
| +039+ | 3.31 | Al Hollingsworth | 140 | CIN |
| +042+ | 2.96 | Tex Carleton | 125.7 | CHN |
| +046+ | 2.88 | Harry Gumbert | 131 | SFN |
| +048+ | 2.85 | Thornton Lee | 140.3 | CHA |
| +049+ | 2.84 | Charlie Root | 143 | CHN |
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