| Starter | Tm | Tier | Game |
|---|---|---|---|
| Lou Fette | ATL | 7.49 | 193906080_PIT_ATL |
| Bob Feller | CLE | 2.27 | 193906090_MIN_CLE |
| Paul Derringer | CIN | 2.22 | 193906080_CIN_PHI |
| Bill Lee | CHN | 2.15 | 193906080_CHN_SFN |
| Bob Weiland | SLN | 1.36 | 193906102_SLN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hugh Mulcahy | PHI | -4.28 | 193906080_CIN_PHI |
| Vern Kennedy | BAL | -2.26 | 193906091_BOS_BAL |
| Earl Whitehill | CHN | -1.76 | 193906100_CHN_ATL |
| Buck Ross | OAK | -1.19 | 193906090_OAK_DET |
| Ken Chase | MIN | -0.98 | 193906090_MIN_CLE |
Based on accumulated WAA for this season up to 1939-06-10.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.6 | Lou Fette | 70 | ATL |
| +003+ | 3.92 | Bob Feller | 97.3 | CLE |
| +005+ | 3.83 | Tommy Bridges | 76.7 | DET |
| +006+ | 3.66 | Whitey Moore | 81.7 | CIN |
| +007+ | 3.55 | Willis Hudlin | 77 | CLE |
| +009+ | 3.08 | Bucky Walters | 86.3 | CIN |
| +010+ | 3 | Bill Swift | 42.7 | PIT |
| +011+ | 2.96 | Lon Warneke | 77 | SLN |
| +012+ | 2.94 | Curt Davis | 89 | SLN |
| +014+ | 2.89 | Paul Derringer | 90.7 | CIN |
| +020+ | 2.44 | Bill McGee | 43.7 | SLN |
| +023+ | 2.36 | Whit Wyatt | 44.7 | LAN |
| +025+ | 2.33 | Bump Hadley | 45.3 | NYA |
| +028+ | 2.23 | Lefty Grove | 61.3 | BOS |
| +032+ | 2.06 | Red Ruffing | 69.3 | NYA |
| +033+ | 2.05 | Lefty Gomez | 59 | NYA |
| +034+ | 2.03 | Atley Donald | 52.7 | NYA |
| +037+ | 1.97 | Dizzy Dean | 24 | CHN |
| +040+ | 1.73 | Lee Grissom | 52.3 | CIN |
| +041+ | 1.69 | Rip Sewell | 76.3 | PIT |
| +047+ | 1.55 | Hugh Casey | 27.3 | LAN |
| +056+ | 1.31 | Van Mungo | 55.7 | LAN |
| XXXXX | 1.21 | Bob Weiland | 46 | SLN |
| XXXXX | 1.2 | Vito Tamulis | 63.3 | LAN |
| XXXXX | 1.16 | Ted Lyons | 53 | CHA |
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