| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 9.37 | 195106240_ATL_SLN |
| Eddie Lopat | NYA | 5.89 | 195106260_NYA_MIN |
| Sal Maglie | SFN | 5.16 | 195106260_LAN_SFN |
| Bob Feller | CLE | 3.81 | 195106260_BAL_CLE |
| Gerry Staley | SLN | 3.39 | 195106260_CHN_SLN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bill Wight | BOS | -2.87 | 195106242_CHA_BOS |
| Dick Starr | BAL | -2.59 | 195106241_BAL_OAK |
| Bobby Shantz | OAK | -1.51 | 195106242_BAL_OAK |
| Bill Werle | PIT | -1.28 | 195106230_LAN_PIT |
| Cliff Chambers | SLN | -1.12 | 195106240_ATL_SLN |
Based on accumulated WAA for this season up to 1951-06-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 5.86 | Sal Maglie | 133 | SFN |
| +004+ | 5.14 | Warren Spahn | 131.3 | ATL |
| +008+ | 3.56 | Vern Bickford | 115 | ATL |
| +009+ | 3.51 | Ralph Branca | 69 | LAN |
| +010+ | 3.4 | Eddie Lopat | 108 | NYA |
| +011+ | 3.31 | Bob Feller | 109 | CLE |
| +014+ | 3.07 | Preacher Roe | 121 | LAN |
| +015+ | 3.06 | Bubba Church | 101.7 | PHI |
| +018+ | 2.74 | Robin Roberts | 125.7 | PHI |
| +020+ | 2.67 | Vic Raschi | 119.7 | NYA |
| +024+ | 2.58 | Joe Presko | 77 | SLN |
| +026+ | 2.52 | Allie Reynolds | 90.7 | NYA |
| +027+ | 2.5 | Gerry Staley | 106 | SLN |
| +038+ | 2.04 | Don Newcombe | 101.7 | LAN |
| +039+ | 2.04 | Randy Gumpert | 70.7 | CHA |
| +042+ | 1.99 | Connie Marrero | 93.7 | MIN |
| +043+ | 1.93 | Larry Jansen | 123 | SFN |
| +044+ | 1.88 | Harry Brecheen | 53 | SLN |
| +046+ | 1.84 | Russ Meyer | 91.7 | PHI |
| +051+ | 1.71 | Mike Garcia | 86.7 | CLE |
| +052+ | 1.67 | Harry Perkowski | 53.7 | CIN |
| +053+ | 1.66 | Ken Raffensberger | 103 | CIN |
| +055+ | 1.65 | Ewell Blackwell | 105 | CIN |
| +056+ | 1.64 | Bob Cain | 86.7 | TOT |
| +057+ | 1.63 | Fritz Dorish | 34 | CHA |
_