| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Gomez | NYA | 3.55 | 193906010_NYA_CLE |
| Danny MacFayden | ATL | 2.8 | 193906010_CIN_ATL |
| Curt Davis | SLN | 1.8 | 193906020_SLN_SFN |
| Van Mungo | LAN | 1.45 | 193906010_CHN_LAN |
| Lee Grissom | CIN | 1.01 | 193906030_CIN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roxie Lawson | BAL | -4.93 | 193906032_OAK_BAL |
| Earl Whitehill | CHN | -2.13 | 193906030_CHN_LAN |
| Lynn Nelson | OAK | -1.68 | 193906010_OAK_BAL |
| Bobo Newsom | DET | -1.26 | 193906010_BOS_DET |
| Denny Galehouse | BOS | -0.63 | 193906020_BOS_DET |
Based on accumulated WAA for this season up to 1939-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.56 | Lou Fette | 61 | ATL |
| +003+ | 3.34 | Whitey Moore | 72.3 | CIN |
| +005+ | 3.06 | Curt Davis | 78 | SLN |
| +006+ | 3.04 | Willis Hudlin | 67.3 | CLE |
| +007+ | 2.9 | Tommy Bridges | 60.7 | DET |
| +008+ | 2.84 | Bob Feller | 80.3 | CLE |
| +009+ | 2.84 | Lon Warneke | 71.7 | SLN |
| +017+ | 2.36 | Bucky Walters | 77.3 | CIN |
| +019+ | 2.25 | Rip Sewell | 70 | PIT |
| +020+ | 2.22 | Whit Wyatt | 44.7 | LAN |
| +021+ | 2.2 | Bump Hadley | 45.3 | NYA |
| +023+ | 2.1 | Bill McGee | 35.3 | SLN |
| +026+ | 2.03 | Ted Lyons | 44 | CHA |
| +027+ | 2.01 | Red Ruffing | 62.3 | NYA |
| +033+ | 1.79 | Lee Grissom | 52.3 | CIN |
| +034+ | 1.79 | Dizzy Dean | 23 | CHN |
| +038+ | 1.61 | Lefty Gomez | 52 | NYA |
| +039+ | 1.6 | Larry French | 56 | CHN |
| +040+ | 1.59 | Syl Johnson | 27.3 | PHI |
| +041+ | 1.57 | Oral Hildebrand | 32.7 | NYA |
| +043+ | 1.48 | Paul Derringer | 72.7 | CIN |
| +045+ | 1.45 | Van Mungo | 50 | LAN |
| +046+ | 1.44 | Carl Hubbell | 28.3 | SFN |
| +047+ | 1.41 | Atley Donald | 43.7 | NYA |
| +052+ | 1.36 | Lefty Grove | 52.3 | BOS |
_