| Starter | Tm | Tier | Game |
|---|---|---|---|
| Whitey Ford | NYA | 9.36 | 196405260_CLE_NYA |
| Don Drysdale | LAN | 8.02 | 196405260_LAN_CIN |
| Bob Shaw | SFN | 3.57 | 196405242_PIT_SFN |
| Warren Spahn | ATL | 3.17 | 196405241_SLN_ATL |
| Turk Farrell | HOU | 3.05 | 196405260_HOU_ATL |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jack Fisher | NYN | -3.77 | 196405260_NYN_CHN |
| Mudcat Grant | CLE | -1.86 | 196405260_CLE_NYA |
| Bennie Daniels | TEX | -1.71 | 196405260_TEX_BOS |
| Barry Latman | ANA | -1.39 | 196405250_MIN_ANA |
| Moe Drabowsky | OAK | -0.98 | 196405241_OAK_BOS |
Based on accumulated WAA for this season up to 1964-05-26.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 2.99 | Jack Kralick | 55 | CLE |
| +004+ | 2.92 | Whitey Ford | 76.3 | NYA |
| +005+ | 2.85 | Juan Pizarro | 46.7 | CHA |
| +007+ | 2.74 | Robin Roberts | 67 | BAL |
| +008+ | 2.59 | Don Drysdale | 85 | LAN |
| +010+ | 2.51 | Chris Short | 33.3 | PHI |
| +013+ | 2.43 | Turk Farrell | 67.3 | HOU |
| +015+ | 2.3 | Jim Bunning | 59.7 | PHI |
| +016+ | 2.12 | Bob Gibson | 58 | SLN |
| +017+ | 2.11 | Juan Marichal | 72.3 | SFN |
| +023+ | 2.04 | Curt Simmons | 64.3 | SLN |
| +024+ | 2.03 | Dennis Bennett | 71 | PHI |
| +025+ | 2.01 | Phil Ortega | 58.3 | LAN |
| +027+ | 1.92 | Bob Bruce | 46.7 | HOU |
| +028+ | 1.88 | Jim Maloney | 57 | CIN |
| +032+ | 1.8 | Wally Bunker | 41 | BAL |
| +034+ | 1.65 | Bob Lee | 43 | ANA |
| +035+ | 1.62 | Ken Johnson | 67.7 | HOU |
| +036+ | 1.6 | Dean Chance | 40 | ANA |
| +038+ | 1.53 | Dave Wickersham | 64.3 | DET |
| +043+ | 1.45 | Al Jackson | 63.3 | NYN |
| +046+ | 1.37 | John Buzhardt | 39.3 | CHA |
| +048+ | 1.32 | Sandy Koufax | 57.7 | LAN |
| XXXXX | 1.09 | Jim Duckworth | 21.7 | TEX |
| XXXXX | 1 | Roger Craig | 50 | SLN |
_