| Starter | Tm | Tier | Game |
|---|---|---|---|
| Sandy Koufax | LAN | 8.96 | 196506030_LAN_SLN |
| Juan Marichal | SFN | 8.01 | 196506010_SLN_SFN |
| Bob Veale | PIT | 4.13 | 196506010_PHI_PIT |
| Camilo Pascual | MIN | 4.05 | 196506030_BOS_MIN |
| Turk Farrell | HOU | 1.68 | 196506010_ATL_HOU |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Galen Cisco | NYN | -4 | 196506030_NYN_PIT |
| Ray Sadecki | SLN | -3.2 | 196506010_SLN_SFN |
| Art Mahaffey | PHI | -1.8 | 196506010_PHI_PIT |
| Phil Ortega | TEX | -1.79 | 196506021_TEX_ANA |
| Dave Morehead | BOS | -1.14 | 196506010_ANA_BOS |
Based on accumulated WAA for this season up to 1965-06-03.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.48 | Jim Kaat | 84.7 | MIN |
| +003+ | 3.19 | Juan Marichal | 89 | SFN |
| +006+ | 3.05 | Johnny Podres | 64 | LAN |
| +007+ | 2.9 | Bob Gibson | 92 | SLN |
| +008+ | 2.9 | Sandy Koufax | 92.3 | LAN |
| +009+ | 2.88 | Marcelino Lopez | 81 | ANA |
| +011+ | 2.66 | Turk Farrell | 59.3 | HOU |
| +015+ | 2.36 | Joe Horlen | 66.3 | CHA |
| +017+ | 2.25 | Camilo Pascual | 85 | MIN |
| +018+ | 2.25 | Don Drysdale | 99.7 | LAN |
| +026+ | 1.99 | Jim Maloney | 61 | CIN |
| +027+ | 1.9 | Bob Veale | 80 | PIT |
| +029+ | 1.85 | Milt Pappas | 59 | BAL |
| +035+ | 1.75 | Dave Boswell | 40 | MIN |
| +036+ | 1.74 | George Brunet | 36.7 | ANA |
| +040+ | 1.69 | Vern Law | 51 | PIT |
| +048+ | 1.57 | Bobby Bolin | 37 | SFN |
| +050+ | 1.55 | Wade Blasingame | 66 | ATL |
| +049+ | 1.55 | Mel Stottlemyre | 80.3 | NYA |
| +052+ | 1.54 | Ralph Terry | 63.3 | CLE |
| +056+ | 1.46 | Sonny Siebert | 48 | CLE |
| +066+ | 1.33 | Billy O'Dell | 39.3 | ATL |
| XXXXX | 1.23 | Claude Osteen | 90 | LAN |
| XXXXX | 1.18 | Tracy Stallard | 64 | SLN |
| XXXXX | 1.14 | Curt Simmons | 71 | SLN |
_