| Starter | Tm | Tier | Game |
|---|---|---|---|
| Herm Wehmeier | CIN | -3.81 | 195007080_CIN_CHN |
| Fritz Dorish | BAL | -1.62 | 195007071_CHA_BAL |
| Gerry Staley | SLN | -1.33 | 195007070_SLN_PIT |
| Ken Holcombe | CHA | -0.89 | 195007081_CHA_BAL |
| Ralph Branca | LAN | -0.81 | 195007070_PHI_LAN |
Based on accumulated WAA for this season up to 1950-07-08.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 5.18 | Larry Jansen | 130 | SFN |
| +006+ | 5.02 | Art Houtteman | 142.7 | DET |
| +007+ | 4.92 | Howie Pollet | 119.3 | SLN |
| +008+ | 4.67 | Warren Spahn | 148.3 | ATL |
| +009+ | 4.63 | Vern Bickford | 146 | ATL |
| +010+ | 4.45 | Max Lanier | 91.7 | SLN |
| +011+ | 4.38 | Preacher Roe | 122.3 | LAN |
| +012+ | 4.25 | Bob Miller | 88 | PHI |
| +013+ | 4.22 | Robin Roberts | 141.3 | PHI |
| +018+ | 3.85 | Bob Rush | 127.7 | CHN |
| +023+ | 3.24 | Allie Reynolds | 127.7 | NYA |
| +026+ | 3.06 | Harry Brecheen | 84.7 | SLN |
| +028+ | 2.88 | Ewell Blackwell | 113.3 | CIN |
| +030+ | 2.85 | Bill Wight | 115 | CHA |
| +032+ | 2.81 | Ray Scarborough | 128.3 | TOT |
| +042+ | 2.32 | Bob Cain | 94.7 | CHA |
| +043+ | 2.29 | Bob Feller | 119.7 | CLE |
| +045+ | 2.2 | Bubba Church | 42.7 | PHI |
| +049+ | 2.02 | Ted Gray | 110.3 | DET |
| +048+ | 2.02 | Joe Dobson | 124.3 | BOS |
| +050+ | 2.01 | Eddie Lopat | 114.3 | NYA |
| +051+ | 2 | Ned Garver | 117.7 | BAL |
| +053+ | 1.97 | Red Munger | 94 | SLN |
| +052+ | 1.97 | Ken Heintzelman | 80.3 | PHI |
| +058+ | 1.77 | Early Wynn | 88.3 | CLE |
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