| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 7.44 | 196505170_LAN_HOU |
| Gary Peters | CHA | 4.11 | 196505170_CHA_OAK |
| Jim Maloney | CIN | 3.62 | 196505190_PIT_CIN |
| Camilo Pascual | MIN | 3.52 | 196505170_MIN_ANA |
| Milt Pappas | BAL | 1.97 | 196505170_NYA_BAL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ray Sadecki | SLN | -3.54 | 196505180_PHI_SLN |
| Dave Morehead | BOS | -2.4 | 196505180_BOS_NYA |
| Galen Cisco | NYN | -2.09 | 196505190_NYN_ATL |
| Bo Belinsky | PHI | -1.38 | 196505170_PHI_SLN |
| Orlando Pena | OAK | -1.32 | 196505180_CHA_OAK |
Based on accumulated WAA for this season up to 1965-05-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 3.43 | Juan Marichal | 68.3 | SFN |
| +003+ | 2.7 | Claude Osteen | 73 | LAN |
| +005+ | 2.51 | Marcelino Lopez | 61.3 | ANA |
| +007+ | 2.47 | Jim Kaat | 64.3 | MIN |
| +010+ | 2.31 | John Buzhardt | 46.7 | CHA |
| +012+ | 2.14 | Johnny Podres | 46 | LAN |
| +014+ | 1.98 | Sandy Koufax | 64.3 | LAN |
| +015+ | 1.93 | Chris Short | 62.3 | PHI |
| +019+ | 1.74 | Turk Farrell | 41.7 | HOU |
| +020+ | 1.71 | Joe Horlen | 54.3 | CHA |
| +023+ | 1.65 | Bob Gibson | 65.3 | SLN |
| +026+ | 1.63 | Camilo Pascual | 59.3 | MIN |
| +030+ | 1.57 | Milt Pappas | 39.3 | BAL |
| +031+ | 1.57 | Jim Maloney | 45.7 | CIN |
| +034+ | 1.52 | Ralph Terry | 51.7 | CLE |
| +035+ | 1.47 | Bob Buhl | 53 | CHN |
| XXXXX | 1.23 | Mel Stottlemyre | 53 | NYA |
| XXXXX | 1.21 | Dave Boswell | 34.3 | MIN |
| XXXXX | 1.18 | Robin Roberts | 60 | BAL |
| XXXXX | 1.18 | Jack Fisher | 57 | NYN |
| XXXXX | 1.09 | Tommy John | 32.3 | CHA |
| XXXXX | 1.08 | Don Drysdale | 68.7 | LAN |
| XXXXX | 1 | Jim Lonborg | 39 | BOS |
| XXXXX | 0.95 | Jim Brewer | 14 | LAN |
| XXXXX | 0.94 | Dave Giusti | 47.3 | HOU |
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