| Starter | Tm | Tier | Game |
|---|---|---|---|
| Herm Wehmeier | CIN | -5.43 | 195006100_LAN_CIN |
| Stubby Overmire | BAL | -2.9 | 195006111_BAL_NYA |
| Mickey McDermott | BOS | -1.06 | 195006090_BAL_BOS |
| Ken Holcombe | CHA | -0.79 | 195006111_CHA_MIN |
| Alex Kellner | OAK | -0.68 | 195006112_CLE_OAK |
Based on accumulated WAA for this season up to 1950-06-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 4.32 | Howie Pollet | 82 | SLN |
| +005+ | 3.57 | Bob Miller | 54 | PHI |
| +006+ | 3.33 | Warren Spahn | 100.3 | ATL |
| +009+ | 3.18 | Cliff Chambers | 95 | PIT |
| +011+ | 2.87 | Vern Bickford | 98 | ATL |
| +013+ | 2.84 | Bob Cain | 59.3 | CHA |
| +016+ | 2.55 | Ewell Blackwell | 74 | CIN |
| +017+ | 2.55 | Robin Roberts | 94.3 | PHI |
| +023+ | 2.42 | Bob Rush | 85 | CHN |
| +026+ | 2.35 | Ken Raffensberger | 85.7 | CIN |
| +025+ | 2.35 | Harry Brecheen | 55 | SLN |
| +028+ | 2.31 | Art Houtteman | 90.3 | DET |
| +027+ | 2.31 | Max Lanier | 60.7 | SLN |
| +030+ | 2.29 | Vic Raschi | 83 | NYA |
| +031+ | 2.14 | Sid Hudson | 80.3 | MIN |
| +032+ | 2.11 | Johnny Schmitz | 82 | CHN |
| +033+ | 2.06 | Hal Newhouser | 55 | DET |
| +036+ | 1.93 | Tommy Byrne | 71.7 | NYA |
| +041+ | 1.75 | Preacher Roe | 72 | LAN |
| +042+ | 1.71 | Red Munger | 67 | SLN |
| +043+ | 1.68 | Connie Marrero | 52.7 | MIN |
| +044+ | 1.64 | Joe Dobson | 94.7 | BOS |
| +046+ | 1.61 | Bob Feller | 72.3 | CLE |
| +048+ | 1.57 | Ray Scarborough | 86.7 | TOT |
| +057+ | 1.35 | Don Newcombe | 60.3 | LAN |
_