| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Bickford | ATL | 5.6 | 195009070_ATL_SFN |
| Art Houtteman | DET | 4.74 | 195009070_CLE_DET |
| Robin Roberts | PHI | 4.39 | 195009070_LAN_PHI |
| Sal Maglie | SFN | 4.36 | 195009090_LAN_SFN |
| Preacher Roe | LAN | 3.88 | 195009090_LAN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Don Johnson | BAL | -6.26 | 195009082_BAL_CLE |
| Hank Wyse | OAK | -4.23 | 195009070_OAK_MIN |
| Russ Meyer | PHI | -2.53 | 195009080_LAN_PHI |
| Walt Masterson | BOS | -1.91 | 195009092_OAK_BOS |
| Carl Erskine | LAN | -1.1 | 195009070_LAN_PHI |
Based on accumulated WAA for this season up to 1950-09-09.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 7.33 | Sal Maglie | 171.3 | SFN |
| +006+ | 7.27 | Vern Bickford | 268.7 | ATL |
| +009+ | 6.98 | Robin Roberts | 249 | PHI |
| +011+ | 6.82 | Larry Jansen | 229.7 | SFN |
| +012+ | 6.76 | Max Lanier | 169 | SLN |
| +014+ | 6.69 | Warren Spahn | 256.7 | ATL |
| +016+ | 6.54 | Art Houtteman | 249 | DET |
| +018+ | 6.43 | Bubba Church | 128.7 | PHI |
| +021+ | 5.89 | Preacher Roe | 219 | LAN |
| +025+ | 5.37 | Ewell Blackwell | 226 | CIN |
| +026+ | 5.28 | Ned Garver | 223.7 | BAL |
| +027+ | 5.18 | Early Wynn | 189.3 | CLE |
| +031+ | 4.97 | Don Newcombe | 220.3 | LAN |
| +032+ | 4.76 | Curt Simmons | 214.3 | PHI |
| +036+ | 4.48 | Allie Reynolds | 207 | NYA |
| +038+ | 4.32 | Howie Pollet | 206.3 | SLN |
| +046+ | 3.78 | Jim Hearn | 100 | TOT |
| +050+ | 3.61 | Eddie Lopat | 202.7 | NYA |
| +053+ | 3.31 | Lou Brissie | 232 | OAK |
| +056+ | 3.08 | Bob Miller | 158 | PHI |
| +060+ | 2.83 | Dizzy Trout | 155.7 | DET |
| +063+ | 2.76 | Mel Parnell | 209 | BOS |
| +064+ | 2.47 | Bob Feller | 210 | CLE |
| +066+ | 2.4 | Bob Lemon | 256.3 | CLE |
| +068+ | 2.27 | Bob Cain | 147.7 | CHA |
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