| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lou Fette | ATL | 8.02 | 193905270_ATL_LAN |
| Lefty Grove | BOS | 4.59 | 193905271_MIN_BOS |
| Dizzy Dean | CHN | 3.15 | 193905280_PIT_CHN |
| Lefty Gomez | NYA | 2.95 | 193905271_OAK_NYA |
| Curt Davis | SLN | 2.38 | 193905281_CIN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roxie Lawson | BAL | -3.82 | 193905290_BAL_DET |
| Jimmie DeShong | MIN | -2.93 | 193905271_MIN_BOS |
| Bobo Newsom | DET | -1.67 | 193905280_BAL_DET |
| Buck Ross | OAK | -1.49 | 193905290_OAK_MIN |
| Max Butcher | PHI | -0.42 | 193905280_SFN_PHI |
Based on accumulated WAA for this season up to 1939-05-29.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.3 | Curt Davis | 75 | SLN |
| +002+ | 3.6 | Lou Fette | 61 | ATL |
| +003+ | 3.25 | Red Ruffing | 59 | NYA |
| +005+ | 2.73 | Tommy Bridges | 60 | DET |
| +009+ | 2.54 | Willis Hudlin | 58.3 | CLE |
| +011+ | 2.48 | Lon Warneke | 56.7 | SLN |
| +013+ | 2.34 | Bob Feller | 71.3 | CLE |
| +014+ | 2.26 | Whitey Moore | 55 | CIN |
| +017+ | 2.16 | Whit Wyatt | 44.7 | LAN |
| +020+ | 2.07 | Lee Grissom | 46.7 | CIN |
| +023+ | 1.89 | Bucky Walters | 68.3 | CIN |
| +024+ | 1.78 | Dizzy Dean | 23 | CHN |
| +026+ | 1.66 | Rip Sewell | 61 | PIT |
| +031+ | 1.55 | Bump Hadley | 37.3 | NYA |
| +032+ | 1.51 | Ted Lyons | 35 | CHA |
| +035+ | 1.45 | Al Milnar | 45 | CLE |
| +037+ | 1.36 | Paul Derringer | 69.3 | CIN |
| +039+ | 1.35 | Oral Hildebrand | 31 | NYA |
| +040+ | 1.33 | Carl Hubbell | 21.3 | SFN |
| +042+ | 1.32 | Syl Johnson | 18.3 | PHI |
| +043+ | 1.32 | George Caster | 56.3 | OAK |
| +046+ | 1.31 | Alex Carrasquel | 38.7 | MIN |
| +045+ | 1.31 | Woody Rich | 46.3 | BOS |
| +047+ | 1.27 | Lefty Gomez | 43 | NYA |
| +048+ | 1.26 | Lefty Grove | 52.3 | BOS |
_