| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bucky Walters | CIN | 6.38 | 194006150_CIN_LAN |
| Luke Hamlin | LAN | 1.66 | 194006140_CIN_LAN |
| Dick Errickson | ATL | 1.45 | 194006140_CHN_ATL |
| Larry French | CHN | 1.42 | 194006150_CHN_ATL |
| Bob Bowman | SLN | 0.65 | 194006140_SLN_PHI |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sid Hudson | MIN | -4.92 | 194006151_MIN_DET |
| Buck Ross | OAK | -2.73 | 194006150_OAK_CLE |
| Mort Cooper | SLN | -1.47 | 194006150_SLN_PHI |
| Bill Dietrich | CHA | -0.99 | 194006150_BOS_CHA |
| Bob Harris | BAL | -0.94 | 194006140_NYA_BAL |
Based on accumulated WAA for this season up to 1940-06-15.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.19 | Bucky Walters | 112 | CIN |
| +003+ | 3.68 | Hugh Mulcahy | 96.7 | PHI |
| +005+ | 3.03 | Al Milnar | 87.7 | CLE |
| +007+ | 2.92 | Red Ruffing | 86 | NYA |
| +008+ | 2.86 | Bob Feller | 100.7 | CLE |
| +010+ | 2.64 | Al Smith | 58.3 | CLE |
| +011+ | 2.52 | Johnny Gorsica | 44.3 | DET |
| +013+ | 2.46 | Paul Derringer | 107 | CIN |
| +014+ | 2.41 | Larry French | 94.7 | CHN |
| +016+ | 2.29 | Claude Passeau | 95.7 | CHN |
| +017+ | 2.27 | Dick Errickson | 66.3 | ATL |
| +019+ | 2.23 | Kirby Higbe | 86.3 | PHI |
| +020+ | 2.22 | Bobo Newsom | 87.7 | DET |
| +024+ | 2.05 | Carl Hubbell | 72 | SFN |
| +025+ | 1.98 | Elden Auker | 86.3 | BAL |
| +027+ | 1.89 | Vern Olsen | 56.7 | CHN |
| +029+ | 1.88 | Luke Hamlin | 61.7 | LAN |
| +032+ | 1.69 | Dutch Leonard | 102 | MIN |
| +033+ | 1.68 | Hal Schumacher | 64 | SFN |
| +035+ | 1.62 | Mace Brown | 68.7 | PIT |
| +037+ | 1.61 | Tex Carleton | 61 | LAN |
| +038+ | 1.6 | Joe Sullivan | 68 | ATL |
| +040+ | 1.54 | Johnny Allen | 62 | CLE |
| +043+ | 1.53 | Freddie Fitzsimmons | 40.3 | LAN |
| +044+ | 1.5 | Tommy Bridges | 72 | DET |
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