| Starter | Tm | Tier | Game |
|---|---|---|---|
| Mike Garcia | CLE | 6.64 | 195108120_CHA_CLE |
| Warren Spahn | ATL | 5.89 | 195108111_ATL_LAN |
| Eddie Lopat | NYA | 4.14 | 195108100_NYA_OAK |
| Robin Roberts | PHI | 3 | 195108110_PHI_SFN |
| Sal Maglie | SFN | 2.67 | 195108121_PHI_SFN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Werle | PIT | -6.53 | 195108122_PIT_CHN |
| Dick Starr | MIN | -5.24 | 195108110_MIN_BOS |
| Bill Wight | BOS | -2.46 | 195108122_MIN_BOS |
| Virgil Trucks | DET | -2.31 | 195108100_BAL_DET |
| Dick Fowler | OAK | -1.28 | 195108110_NYA_OAK |
Based on accumulated WAA for this season up to 1951-08-12.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 7.26 | Mike Garcia | 183 | CLE |
| +006+ | 5.73 | Robin Roberts | 215 | PHI |
| +007+ | 5.62 | Eddie Lopat | 171.7 | NYA |
| +011+ | 5.05 | Sal Maglie | 209.3 | SFN |
| +016+ | 4.68 | Warren Spahn | 204.3 | ATL |
| +017+ | 4.51 | Preacher Roe | 179.3 | LAN |
| +018+ | 4.5 | Bubba Church | 180.7 | PHI |
| +019+ | 4.4 | Ralph Branca | 132 | LAN |
| +020+ | 4.06 | Bob Feller | 184.7 | CLE |
| +021+ | 3.99 | Mickey McDermott | 147.7 | BOS |
| +022+ | 3.97 | Vern Bickford | 159.7 | ATL |
| +029+ | 3.66 | Don Newcombe | 183.7 | LAN |
| +032+ | 3.44 | Connie Marrero | 149 | MIN |
| +034+ | 3.35 | Early Wynn | 194.7 | CLE |
| +038+ | 3.1 | Vic Raschi | 188.7 | NYA |
| +039+ | 3.05 | Allie Reynolds | 162.7 | NYA |
| +042+ | 2.88 | Saul Rogovin | 160 | TOT |
| +043+ | 2.83 | Larry Jansen | 188.7 | SFN |
| +045+ | 2.64 | Russ Meyer | 168 | PHI |
| +048+ | 2.59 | Ned Garver | 161.3 | BAL |
| +051+ | 2.5 | Howie Fox | 163.7 | CIN |
| +060+ | 2.08 | Billy Pierce | 170 | CHA |
| +062+ | 2.04 | Harry Perkowski | 81.3 | CIN |
| +065+ | 1.96 | Sam Zoldak | 89 | OAK |
| +066+ | 1.95 | Fred Hutchinson | 127 | DET |
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