| Starter | Tm | Tier | Game |
|---|---|---|---|
| Warren Spahn | ATL | 9.06 | 196304200_ATL_NYN |
| Bob Gibson | SLN | 5.85 | 196304212_SLN_PHI |
| Ralph Terry | NYA | 4.75 | 196304210_NYA_TEX |
| Sandy Koufax | LAN | 3.08 | 196304190_HOU_LAN |
| Hank Aguirre | DET | 2.76 | 196304210_DET_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jay Hook | NYN | -8.49 | 196304211_ATL_NYN |
| Bob Turley | ANA | -2.06 | 196304192_ANA_OAK |
| Cal McLish | PHI | -1.66 | 196304211_SLN_PHI |
| Bob Bruce | HOU | -1.64 | 196304212_HOU_LAN |
| John Buzhardt | CHA | -1.54 | 196304212_MIN_CHA |
Based on accumulated WAA for this season up to 1963-04-21.
| Rank | WAA | Name | IP | Tm |
|---|
_