| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Grove | BOS | 5.35 | 193709010_BOS_CHA |
| Bill Lee | CHN | 3 | 193709020_CHN_LAN |
| Lou Fette | ATL | 2.8 | 193709012_CIN_ATL |
| Cy Blanton | PIT | 2.71 | 193709020_PIT_PHI |
| Slick Castleman | SFN | 1.24 | 193708310_SLN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Walkup | BAL | -5.81 | 193709020_OAK_BAL |
| Vern Kennedy | CHA | -2.62 | 193708310_BOS_CHA |
| Bump Hadley | NYA | -2.02 | 193708310_NYA_CLE |
| Wes Ferrell | MIN | -1.59 | 193709010_MIN_DET |
| Roxie Lawson | DET | -1.11 | 193708310_MIN_DET |
Based on accumulated WAA for this season up to 1937-09-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 8.95 | Lefty Gomez | 226.3 | NYA |
| +007+ | 7.73 | Monty Stratton | 160.7 | CHA |
| +009+ | 7.4 | Jim Turner | 187 | ATL |
| +010+ | 7.37 | Dizzy Dean | 189.3 | SLN |
| +011+ | 7.31 | Lefty Grove | 215.7 | BOS |
| +012+ | 7.29 | Cliff Melton | 191 | SFN |
| +014+ | 7.2 | Lou Fette | 203.7 | ATL |
| +017+ | 5.81 | Bill Lee | 226 | CHN |
| +018+ | 5.8 | Red Ruffing | 199 | NYA |
| +021+ | 5.47 | Russ Bauers | 141.3 | PIT |
| +022+ | 5.46 | Danny MacFayden | 201 | ATL |
| +024+ | 5.29 | Van Mungo | 161 | LAN |
| +025+ | 5.25 | Lee Grissom | 202.7 | CIN |
| +028+ | 4.86 | Bob Weiland | 216.7 | SLN |
| +030+ | 4.7 | Cy Blanton | 201.3 | PIT |
| +032+ | 4.46 | Carl Hubbell | 206.7 | SFN |
| +034+ | 4.1 | Waite Hoyt | 142.3 | TOT |
| +035+ | 3.97 | Harry Gumbert | 156 | SFN |
| +037+ | 3.87 | Tex Carleton | 150.7 | CHN |
| +039+ | 3.78 | Slick Castleman | 160.3 | SFN |
| +040+ | 3.57 | Guy Bush | 174 | ATL |
| +044+ | 3.11 | Johnny Allen | 99.7 | CLE |
| +046+ | 3.06 | Charlie Root | 161.3 | CHN |
| +048+ | 2.92 | Bob Feller | 104 | CLE |
| +054+ | 2.75 | Peaches Davis | 166 | CIN |
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