| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lefty Gomez | NYA | 4.35 | 193906210_CHA_NYA |
| Dizzy Dean | CHN | 3.03 | 193906220_ATL_CHN |
| Bob Klinger | PIT | 1.06 | 193906220_SFN_PIT |
| Curt Davis | SLN | 0.93 | 193906210_PHI_SLN |
| Cliff Melton | SFN | 0.91 | 193906210_SFN_PIT |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| John Whitehead | BAL | -3.56 | 193906220_BAL_BOS |
| Hugh Mulcahy | PHI | -2.59 | 193906210_PHI_SLN |
| Earl Whitehill | CHN | -1.33 | 193906210_ATL_CHN |
| Lynn Nelson | OAK | -1.27 | 193906220_DET_OAK |
| Harry Kelley | MIN | -0.92 | 193906220_CLE_MIN |
Based on accumulated WAA for this season up to 1939-06-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 5.26 | Lou Fette | 80.7 | ATL |
| +002+ | 4.92 | Tommy Bridges | 94.7 | DET |
| +003+ | 4.78 | Bucky Walters | 113.7 | CIN |
| +005+ | 4.34 | Bob Feller | 113 | CLE |
| +009+ | 3.76 | Whit Wyatt | 64.7 | LAN |
| +010+ | 3.57 | Whitey Moore | 86.7 | CIN |
| +011+ | 3.5 | Willis Hudlin | 94 | CLE |
| +014+ | 3.07 | Curt Davis | 106.7 | SLN |
| +015+ | 2.97 | Dizzy Dean | 43.3 | CHN |
| +017+ | 2.92 | Red Ruffing | 87.3 | NYA |
| +019+ | 2.79 | Atley Donald | 69.3 | NYA |
| +022+ | 2.74 | Lon Warneke | 89 | SLN |
| +028+ | 2.51 | Hugh Casey | 51.3 | LAN |
| +034+ | 2.15 | Lefty Grove | 78 | BOS |
| +035+ | 2.12 | Paul Derringer | 101.7 | CIN |
| +036+ | 2.11 | Lefty Gomez | 73 | NYA |
| +040+ | 2.01 | Bob Weiland | 59 | SLN |
| +041+ | 1.92 | Bump Hadley | 58.7 | NYA |
| +044+ | 1.78 | Bill McGee | 54.7 | SLN |
| +047+ | 1.59 | Bob Klinger | 101.3 | PIT |
| +049+ | 1.54 | Syl Johnson | 37 | PHI |
| +053+ | 1.49 | Bobo Newsom | 114.3 | TOT |
| +058+ | 1.43 | Vern Kennedy | 94.7 | TOT |
| +059+ | 1.41 | Bill Swift | 44.3 | PIT |
| +065+ | 1.28 | Bill Lohrman | 51.3 | SFN |
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