| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sal Maglie | SFN | 5.64 | 195106220_SFN_CHN |
| Warren Spahn | ATL | 5.59 | 195106200_ATL_CHN |
| Ralph Branca | LAN | 4.5 | 195106220_LAN_PIT |
| Bob Feller | CLE | 4.22 | 195106220_CLE_NYA |
| Eddie Lopat | NYA | 4 | 195106200_CHA_NYA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sid Hudson | MIN | -6.42 | 195106200_BAL_MIN |
| Al Widmar | BAL | -3 | 195106220_BAL_OAK |
| Sheldon Jones | SFN | -2.44 | 195106210_SFN_SLN |
| Bobby Shantz | OAK | -1.85 | 195106202_DET_OAK |
| Bill Wight | BOS | -1.37 | 195106200_CLE_BOS |
Based on accumulated WAA for this season up to 1951-06-22.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.32 | Warren Spahn | 123 | ATL |
| +003+ | 4.82 | Sal Maglie | 124 | SFN |
| +005+ | 3.99 | Eddie Lopat | 104.7 | NYA |
| +007+ | 3.36 | Bob Feller | 102 | CLE |
| +009+ | 3.27 | Gerry Staley | 103 | SLN |
| +011+ | 3.2 | Vern Bickford | 109.7 | ATL |
| +012+ | 3.14 | Ralph Branca | 66.3 | LAN |
| +014+ | 3.04 | Preacher Roe | 114 | LAN |
| +020+ | 2.58 | Joe Presko | 77 | SLN |
| +021+ | 2.58 | Larry Jansen | 118.3 | SFN |
| +026+ | 2.4 | Robin Roberts | 117.7 | PHI |
| +028+ | 2.37 | Vic Raschi | 111.7 | NYA |
| +030+ | 2.31 | Allie Reynolds | 89.7 | NYA |
| +035+ | 2.17 | Randy Gumpert | 66.3 | CHA |
| +039+ | 2.15 | Bob Cain | 82.3 | TOT |
| +043+ | 1.9 | Bubba Church | 91.3 | PHI |
| +045+ | 1.89 | Harry Brecheen | 53 | SLN |
| +046+ | 1.81 | Mike Garcia | 86.3 | CLE |
| +048+ | 1.64 | Connie Marrero | 84.7 | MIN |
| +050+ | 1.61 | Bob Lemon | 101.3 | CLE |
| +053+ | 1.55 | Russ Meyer | 85.7 | PHI |
| +054+ | 1.54 | Ewell Blackwell | 105 | CIN |
| +059+ | 1.39 | Luis Aloma | 21 | CHA |
| +060+ | 1.37 | Saul Rogovin | 75 | TOT |
| +062+ | 1.3 | Chet Nichols | 39.7 | ATL |
_