| Starter | Tm | Tier | Game |
|---|---|---|---|
| Danny MacFayden | ATL | 6.1 | 193905130_LAN_ATL |
| Bill Lee | CHN | 3.91 | 193905130_CHN_PIT |
| Bob Weiland | SLN | 2.32 | 193905130_SLN_CIN |
| Paul Derringer | CIN | 2.02 | 193905120_SLN_CIN |
| Van Mungo | LAN | 1.97 | 193905110_CIN_LAN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bobo Newsom | BAL | -3.56 | 193905130_DET_BAL |
| Vern Kennedy | DET | -3.32 | 193905130_DET_BAL |
| Hy Vandenberg | SFN | -0.29 | 193905120_PHI_SFN |
| Vance Page | CHN | -0.23 | 193905110_CHN_ATL |
| Bucky Walters | CIN | -0.22 | 193905110_CIN_LAN |
Based on accumulated WAA for this season up to 1939-05-13.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.7 | Tommy Bridges | 36 | DET |
| +002+ | 2.45 | Lou Fette | 40 | ATL |
| +003+ | 2.23 | Al Milnar | 26 | CLE |
| +004+ | 2.15 | Lon Warneke | 35.3 | SLN |
| +005+ | 2.08 | Rip Sewell | 36.3 | PIT |
| +006+ | 1.94 | Curt Davis | 44 | SLN |
| +007+ | 1.81 | Bill Lee | 47.7 | CHN |
| +009+ | 1.75 | George Caster | 36 | OAK |
| +011+ | 1.71 | Danny MacFayden | 41 | ATL |
| +014+ | 1.63 | Whit Wyatt | 34.7 | LAN |
| +017+ | 1.48 | Willis Hudlin | 40.3 | CLE |
| +021+ | 1.35 | Red Ruffing | 32 | NYA |
| +023+ | 1.32 | Bob Weiland | 26.7 | SLN |
| +025+ | 1.29 | Bob Feller | 47.3 | CLE |
| XXXXX | 1.15 | Lefty Gomez | 27.7 | NYA |
| XXXXX | 1.14 | Harry Gumbert | 41.7 | SFN |
| XXXXX | 1.12 | Syl Johnson | 17.3 | PHI |
| XXXXX | 1.1 | Joe Bowman | 22 | PIT |
| XXXXX | 0.98 | Bob Bowman | 21 | SLN |
| XXXXX | 0.92 | Woody Rich | 25.3 | BOS |
| XXXXX | 0.89 | Bill Posedel | 30 | ATL |
| XXXXX | 0.83 | Ted Lyons | 25 | CHA |
| XXXXX | 0.79 | Claude Passeau | 35 | PHI |
| XXXXX | 0.77 | Schoolboy Rowe | 22 | DET |
| XXXXX | 0.7 | Lefty Grove | 23 | BOS |
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