| Starter | Tm | Tier | Game |
|---|---|---|---|
| Eddie Lopat | NYA | 8.36 | 195105301_NYA_BOS |
| Gerry Staley | SLN | 4.86 | 195106010_SLN_PHI |
| Sal Maglie | SFN | 4.51 | 195106010_PIT_SFN |
| Vern Bickford | ATL | 3.06 | 195105302_ATL_SFN |
| Mickey McDermott | BOS | 2.82 | 195106010_BOS_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Al Widmar | BAL | -2.39 | 195105302_BAL_CHA |
| Sid Hudson | MIN | -1.38 | 195105301_OAK_MIN |
| Joe Coleman | OAK | -1.26 | 195105301_OAK_MIN |
| Red Munger | SLN | -1.07 | 195105302_PIT_SLN |
| Mel Queen | PIT | -0.65 | 195105302_PIT_SLN |
Based on accumulated WAA for this season up to 1951-06-01.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.29 | Sal Maglie | 92 | SFN |
| +002+ | 3.77 | Warren Spahn | 86.7 | ATL |
| +003+ | 3.76 | Bob Feller | 60.3 | CLE |
| +005+ | 3.43 | Eddie Lopat | 75.7 | NYA |
| +007+ | 3.11 | Vern Bickford | 82 | ATL |
| +012+ | 2.72 | Gerry Staley | 76.3 | SLN |
| +015+ | 2.43 | Vic Raschi | 78.3 | NYA |
| +017+ | 2.19 | Mickey McDermott | 56.3 | BOS |
| +019+ | 2.04 | Johnny Klippstein | 32 | CHN |
| +020+ | 1.99 | Ken Holcombe | 37.7 | CHA |
| +021+ | 1.98 | Hal Newhouser | 69.7 | DET |
| +022+ | 1.92 | Russ Meyer | 58.3 | PHI |
| +023+ | 1.89 | Harry Brecheen | 31 | SLN |
| +026+ | 1.85 | Howie Fox | 70 | CIN |
| +025+ | 1.85 | Preacher Roe | 76 | LAN |
| +027+ | 1.82 | Early Wynn | 70.3 | CLE |
| +030+ | 1.73 | Larry Jansen | 83.3 | SFN |
| +031+ | 1.66 | Mel Parnell | 61.7 | BOS |
| +036+ | 1.58 | Randy Gumpert | 35.7 | CHA |
| +040+ | 1.47 | Ralph Branca | 28.3 | LAN |
| +041+ | 1.43 | Mike Garcia | 56 | CLE |
| +042+ | 1.41 | Carl Scheib | 48 | OAK |
| +043+ | 1.39 | Joe Dobson | 51 | CHA |
| +045+ | 1.37 | Paul Minner | 54 | CHN |
| +052+ | 1.25 | Billy Pierce | 69 | CHA |
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