| Starter | Tm | Tier | Game |
|---|---|---|---|
| Herm Wehmeier | CIN | -4.1 | 195005302_CIN_CHN |
| Bob Kuzava | CHA | -2.79 | 195005301_CHA_BAL |
| Russ Meyer | PHI | -2.73 | 195005302_PHI_LAN |
| Cliff Fannin | BAL | -2.68 | 195005302_CHA_BAL |
| Dick Fowler | OAK | -2.54 | 195005281_NYA_OAK |
Based on accumulated WAA for this season up to 1950-05-30.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 2.57 | Bob Rush | 68 | CHN |
| +005+ | 2.49 | Bob Cain | 48 | CHA |
| +007+ | 2.47 | Bob Miller | 38 | PHI |
| +008+ | 2.45 | Harry Brecheen | 49 | SLN |
| +010+ | 2.32 | Robin Roberts | 79.3 | PHI |
| +011+ | 2.24 | Joe Ostrowski | 47.3 | BAL |
| +012+ | 2.2 | Frank Hiller | 26.3 | CHN |
| +017+ | 2.06 | Johnny Schmitz | 65 | CHN |
| +019+ | 2.02 | Cliff Chambers | 78 | PIT |
| +020+ | 1.94 | Warren Spahn | 75 | ATL |
| +022+ | 1.88 | Vern Bickford | 68 | ATL |
| +023+ | 1.78 | Max Lanier | 44.3 | SLN |
| +025+ | 1.75 | Art Houtteman | 73 | DET |
| +027+ | 1.74 | Jack Banta | 37 | LAN |
| +030+ | 1.59 | Joe Dobson | 67.7 | BOS |
| +032+ | 1.56 | Howie Pollet | 55 | SLN |
| +034+ | 1.52 | Mel Parnell | 67 | BOS |
| +035+ | 1.52 | Ewell Blackwell | 49.7 | CIN |
| +037+ | 1.48 | Sid Hudson | 66.3 | MIN |
| +039+ | 1.38 | Bob Feller | 56.7 | CLE |
| XXXXX | 1.14 | Connie Marrero | 34 | MIN |
| XXXXX | 1.08 | Dave Koslo | 48.3 | SFN |
| XXXXX | 1.02 | Ken Heintzelman | 44.7 | PHI |
| XXXXX | 0.99 | Hal Newhouser | 30 | DET |
| XXXXX | 0.97 | Mike Garcia | 42.3 | CLE |
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