| Starter | Tm | Tier | Game |
|---|---|---|---|
| Preacher Roe | LAN | 4.41 | 195109300_LAN_PHI |
| Larry Jansen | SFN | 3.59 | 195109300_SFN_ATL |
| Bubba Church | PHI | 1.34 | 195109300_LAN_PHI |
| Ned Garver | BAL | 0.26 | 195109300_CHA_BAL |
| Bob Porterfield | MIN | 0.11 | 195109301_OAK_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Wilson | ATL | -2.01 | 195109300_SFN_ATL |
| Howie Pollet | PIT | -1.28 | 195109300_CIN_PIT |
| Joe Haynes | MIN | -0.4 | 195109302_OAK_MIN |
| Sheldon Jones | SFN | -0.36 | 195110020_LAN_SFN |
| Bob Hooper | OAK | -0.33 | 195109302_OAK_MIN |
Based on accumulated WAA for this season up to 1951-10-02.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +005+ | 8.3 | Robin Roberts | 315 | PHI |
| +008+ | 7.56 | Sal Maglie | 290 | SFN |
| +009+ | 7.52 | Warren Spahn | 310.3 | ATL |
| +012+ | 6.42 | Early Wynn | 274.3 | CLE |
| +013+ | 6.41 | Eddie Lopat | 234.3 | NYA |
| +014+ | 6.4 | Larry Jansen | 277.7 | SFN |
| +016+ | 5.91 | Saul Rogovin | 216.7 | TOT |
| +017+ | 5.81 | Preacher Roe | 258 | LAN |
| +022+ | 5.38 | Allie Reynolds | 221.3 | NYA |
| +026+ | 5.11 | Mike Garcia | 253.7 | CLE |
| +027+ | 5.07 | Billy Pierce | 240 | CHA |
| +031+ | 4.48 | Don Newcombe | 264 | LAN |
| +033+ | 4.29 | Vic Raschi | 258.3 | NYA |
| +034+ | 4.19 | Chet Nichols | 156.3 | ATL |
| +038+ | 3.79 | Mel Parnell | 221 | BOS |
| +039+ | 3.71 | Ralph Branca | 204 | LAN |
| +043+ | 3.5 | Vern Bickford | 164.7 | ATL |
| +048+ | 3.37 | Ken Raffensberger | 248.7 | CIN |
| +047+ | 3.37 | Ewell Blackwell | 233 | CIN |
| +050+ | 3.24 | Bob Feller | 249.3 | CLE |
| +051+ | 3.23 | Al Brazle | 155 | SLN |
| +053+ | 3.18 | Bubba Church | 247.3 | PHI |
| +055+ | 3.11 | Steve Gromek | 107 | CLE |
| +056+ | 3.05 | Bob Lemon | 263 | CLE |
| +059+ | 2.83 | Sam Zoldak | 128 | OAK |
_