| Starter | Tm | Tier | Game |
|---|---|---|---|
| Howie Pollet | SLN | 6.56 | 195006170_SLN_LAN |
| Warren Spahn | ATL | 4.32 | 195006151_CIN_ATL |
| Bob Rush | CHN | 3.23 | 195006160_CHN_SFN |
| Robin Roberts | PHI | 2.67 | 195006170_CIN_PHI |
| Ken Raffensberger | CIN | 2.65 | 195006151_CIN_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Herm Wehmeier | CIN | -3.79 | 195006152_CIN_ATL |
| Walt Masterson | BOS | -3.12 | 195006150_BOS_CLE |
| Stubby Overmire | BAL | -2.31 | 195006170_NYA_BAL |
| Billy Pierce | CHA | -1.44 | 195006150_NYA_CHA |
| Bob Kuzava | MIN | -1.39 | 195006170_MIN_CHA |
Based on accumulated WAA for this season up to 1950-06-17.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +004+ | 3.59 | Warren Spahn | 109.3 | ATL |
| +005+ | 3.55 | Bob Miller | 54 | PHI |
| +006+ | 3.4 | Howie Pollet | 85 | SLN |
| +009+ | 3.05 | Robin Roberts | 103.3 | PHI |
| +014+ | 2.85 | Max Lanier | 69.7 | SLN |
| +016+ | 2.77 | Cliff Chambers | 99 | PIT |
| +017+ | 2.76 | Hal Newhouser | 64 | DET |
| +018+ | 2.73 | Bob Cain | 68.3 | CHA |
| +019+ | 2.68 | Harry Brecheen | 64 | SLN |
| +021+ | 2.67 | Connie Marrero | 61.7 | MIN |
| +024+ | 2.5 | Vern Bickford | 105 | ATL |
| +026+ | 2.33 | Ray Scarborough | 95.7 | TOT |
| +028+ | 2.28 | Ewell Blackwell | 81 | CIN |
| +029+ | 2.27 | Art Houtteman | 100.3 | DET |
| +030+ | 2.24 | Larry Jansen | 83.7 | SFN |
| +032+ | 2.18 | Ken Raffensberger | 93.7 | CIN |
| +036+ | 1.98 | Vic Raschi | 89.7 | NYA |
| +037+ | 1.98 | Preacher Roe | 80.7 | LAN |
| +039+ | 1.94 | Red Munger | 73 | SLN |
| +038+ | 1.94 | Ted Gray | 80.7 | DET |
| +042+ | 1.85 | Bob Rush | 92 | CHN |
| +044+ | 1.84 | Don Newcombe | 69.3 | LAN |
| +047+ | 1.76 | Tommy Byrne | 79.7 | NYA |
| +049+ | 1.72 | Johnny Schmitz | 82.7 | CHN |
| +048+ | 1.72 | Bill Wight | 84.3 | CHA |
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