| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bucky Walters | CIN | 9.16 | 194009211_CIN_PIT |
| Bob Feller | CLE | 8.77 | 194009220_CLE_DET |
| Claude Passeau | CHN | 6.49 | 194009230_SLN_CHN |
| Ken Chase | MIN | 2.56 | 194009222_MIN_OAK |
| Dick Errickson | ATL | 2.29 | 194009222_SFN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Kennedy | BAL | -6.76 | 194009210_CHA_BAL |
| Max Butcher | PIT | -3.03 | 194009211_CIN_PIT |
| Sid Hudson | MIN | -1.23 | 194009221_MIN_OAK |
| Jim Bagby | BOS | -0.65 | 194009210_BOS_NYA |
| Si Johnson | PHI | -0.54 | 194009221_PHI_LAN |
Based on accumulated WAA for this season up to 1940-09-23.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 10.97 | Bob Feller | 311.3 | CLE |
| +003+ | 10.81 | Bucky Walters | 294 | CIN |
| +004+ | 10.14 | Claude Passeau | 276.3 | CHN |
| +010+ | 7.43 | Bobo Newsom | 251 | DET |
| +012+ | 6.42 | Paul Derringer | 289.7 | CIN |
| +013+ | 6.38 | Ken Chase | 256 | MIN |
| +018+ | 5.8 | Johnny Rigney | 263.7 | CHA |
| +024+ | 5.26 | Dick Errickson | 236.3 | ATL |
| +028+ | 4.92 | Jim Turner | 179 | CIN |
| +029+ | 4.88 | Larry French | 241 | CHN |
| +030+ | 4.68 | Dutch Leonard | 268.7 | MIN |
| +031+ | 4.67 | Rip Sewell | 177 | PIT |
| +032+ | 4.53 | Vern Olsen | 162.3 | CHN |
| +034+ | 4.29 | Thornton Lee | 221.7 | CHA |
| +035+ | 4.25 | Lon Warneke | 223 | SLN |
| +039+ | 4.14 | Tommy Bridges | 193 | DET |
| +041+ | 4.02 | Red Ruffing | 217 | NYA |
| +042+ | 3.97 | Hal Schumacher | 218.7 | SFN |
| +045+ | 3.83 | Ted Lyons | 186.3 | CHA |
| +046+ | 3.81 | Manny Salvo | 160 | ATL |
| +048+ | 3.72 | Eddie Smith | 198.3 | CHA |
| +049+ | 3.7 | Tiny Bonham | 79.3 | NYA |
| +050+ | 3.7 | Marius Russo | 183.3 | NYA |
| +051+ | 3.69 | Luke Hamlin | 182.3 | LAN |
| +054+ | 3.49 | Freddie Fitzsimmons | 134.3 | LAN |
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