| Starter | Tm | Tier | Game |
|---|---|---|---|
| Vern Bickford | ATL | 6.37 | 195009200_SLN_ATL |
| Robin Roberts | PHI | 5.83 | 195009190_CHN_PHI |
| Max Lanier | SLN | 4.87 | 195009180_SLN_SFN |
| Larry Jansen | SFN | 4.78 | 195009180_SLN_SFN |
| Ewell Blackwell | CIN | 4.69 | 195009201_CIN_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Hank Wyse | OAK | -3.23 | 195009190_OAK_DET |
| Russ Meyer | PHI | -1.8 | 195009200_CHN_PHI |
| Willard Nixon | BOS | -1.32 | 195009180_BOS_DET |
| Joe Haynes | MIN | -1.18 | 195009190_MIN_BAL |
| Ray Scarborough | CHA | -0.83 | 195009200_NYA_CHA |
Based on accumulated WAA for this season up to 1950-09-20.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 8.42 | Robin Roberts | 274 | PHI |
| +006+ | 8.29 | Vern Bickford | 298.7 | ATL |
| +008+ | 7.77 | Warren Spahn | 274.7 | ATL |
| +010+ | 7.7 | Larry Jansen | 253.7 | SFN |
| +011+ | 7.43 | Ewell Blackwell | 252 | CIN |
| +012+ | 7.38 | Sal Maglie | 186.3 | SFN |
| +018+ | 6.52 | Bubba Church | 136 | PHI |
| +021+ | 6.21 | Max Lanier | 176 | SLN |
| +025+ | 5.29 | Art Houtteman | 263 | DET |
| +026+ | 5.24 | Preacher Roe | 234 | LAN |
| +028+ | 5.12 | Ned Garver | 241.7 | BAL |
| +029+ | 4.97 | Early Wynn | 204.7 | CLE |
| +034+ | 4.86 | Jim Hearn | 116 | TOT |
| +040+ | 4.4 | Curt Simmons | 214.3 | PHI |
| +041+ | 4.36 | Whitey Ford | 98.7 | NYA |
| +042+ | 4.19 | Don Newcombe | 242.3 | LAN |
| +043+ | 4.14 | Howie Pollet | 213.3 | SLN |
| +048+ | 3.86 | Eddie Lopat | 219.7 | NYA |
| +049+ | 3.82 | Mel Parnell | 227.7 | BOS |
| +052+ | 3.56 | Bob Feller | 228 | CLE |
| +053+ | 3.55 | Allie Reynolds | 227 | NYA |
| +057+ | 3.31 | Bill Wight | 193.3 | CHA |
| +058+ | 3.2 | Bob Miller | 164 | PHI |
| +062+ | 2.74 | Bob Cain | 165 | CHA |
| +067+ | 2.5 | Vic Raschi | 239.3 | NYA |
_