| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Turner | ATL | 5.94 | 193709230_ATL_PIT |
| Lefty Grove | BOS | 4.88 | 193709211_DET_BOS |
| Cliff Melton | SFN | 4.72 | 193709220_SFN_CHN |
| Red Ruffing | NYA | 3.47 | 193709230_BAL_NYA |
| Cy Blanton | PIT | 2.61 | 193709230_ATL_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chief Hogsett | BAL | -3.35 | 193709222_BAL_NYA |
| Wes Ferrell | MIN | -1.83 | 193709210_CLE_MIN |
| Wayne LaMaster | PHI | -1.75 | 193709212_PHI_CIN |
| Harry Kelley | OAK | -0.93 | 193709220_CHA_OAK |
| Joe Cascarella | CIN | -0.47 | 193709212_PHI_CIN |
Based on accumulated WAA for this season up to 1937-09-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 11.91 | Lefty Gomez | 262.3 | NYA |
| +006+ | 9.96 | Jim Turner | 239.7 | ATL |
| +007+ | 8.68 | Cliff Melton | 233.7 | SFN |
| +013+ | 7.18 | Danny MacFayden | 237 | ATL |
| +014+ | 7.04 | Lefty Grove | 248.7 | BOS |
| +018+ | 6.39 | Cy Blanton | 241.3 | PIT |
| +020+ | 6.19 | Red Ruffing | 238.3 | NYA |
| +021+ | 5.95 | Lou Fette | 231 | ATL |
| +023+ | 5.8 | Johnny Allen | 147 | CLE |
| +025+ | 5.67 | Carl Hubbell | 245.7 | SFN |
| +026+ | 5.56 | Lee Grissom | 219.7 | CIN |
| +027+ | 5.49 | Russ Bauers | 169.7 | PIT |
| +032+ | 4.96 | Bill Lee | 255.3 | CHN |
| +033+ | 4.74 | Waite Hoyt | 182.3 | TOT |
| +035+ | 4.68 | Bob Weiland | 248.3 | SLN |
| +041+ | 4.21 | Ed Brandt | 167.3 | PIT |
| +042+ | 3.97 | Tex Carleton | 190.3 | CHN |
| +043+ | 3.93 | Gene Schott | 139 | CIN |
| +048+ | 3.51 | Slick Castleman | 160.3 | SFN |
| +050+ | 3.35 | Peaches Davis | 204 | CIN |
| +052+ | 3.33 | Charlie Root | 175.3 | CHN |
| +053+ | 3.14 | Si Johnson | 178.7 | SLN |
| +055+ | 3.06 | Thornton Lee | 183.7 | CHA |
| +058+ | 2.93 | Harry Gumbert | 186.3 | SFN |
| +062+ | 2.73 | Al Hollingsworth | 185.3 | CIN |
_