| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 6.27 | 196404220_LAN_SLN |
| Whitey Ford | NYA | 4.37 | 196404220_NYA_CHA |
| Curt Simmons | SLN | 2.06 | 196404220_LAN_SLN |
| Turk Farrell | HOU | 1.49 | 196404200_SLN_HOU |
| Dean Chance | ANA | 1.18 | 196404210_DET_ANA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Sadecki | SLN | -3.78 | 196404200_SLN_HOU |
| Jim Owens | HOU | -3.68 | 196404210_CIN_HOU |
| Frank Lary | DET | -1.98 | 196404210_DET_ANA |
| Mudcat Grant | CLE | -0.92 | 196404210_CLE_OAK |
| Vern Law | PIT | -0.91 | 196404210_PIT_CHN |
Based on accumulated WAA for this season up to 1964-04-22.
| Rank | WAA | Name | IP | Tm |
|---|
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