| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 10.88 | 196807060_SLN_SFN |
| Luis Tiant | CLE | 8.34 | 196807071_ANA_CLE |
| Tommy John | CHA | 5.05 | 196807070_CHA_TEX |
| Juan Marichal | SFN | 2.35 | 196807060_SLN_SFN |
| Jim Kaat | MIN | 2.34 | 196807071_MIN_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Joe Sparma | DET | -4.97 | 196807072_OAK_DET |
| Ray Culp | BOS | -3.55 | 196807071_MIN_BOS |
| Milt Pappas | ATL | -2.78 | 196807070_HOU_ATL |
| Ken Holtzman | CHN | -1.38 | 196807071_PIT_CHN |
| Rick Wise | PHI | -0.68 | 196807071_NYN_PHI |
Based on accumulated WAA for this season up to 1968-07-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 6.76 | Bob Gibson | 160.7 | SLN |
| +002+ | 6 | Luis Tiant | 152.7 | CLE |
| +004+ | 5.67 | Don Drysdale | 157.7 | LAN |
| +006+ | 4.66 | Sam McDowell | 145.3 | CLE |
| +015+ | 3.3 | Denny McLain | 172 | DET |
| +016+ | 3.16 | Tom Seaver | 149.7 | NYN |
| +021+ | 2.96 | Jerry Koosman | 134.3 | NYN |
| +023+ | 2.89 | Tommy John | 104.3 | CHA |
| +024+ | 2.83 | Bob Veale | 138 | PIT |
| +027+ | 2.78 | Woodie Fryman | 134.7 | PHI |
| +028+ | 2.77 | Dave McNally | 130 | BAL |
| +032+ | 2.55 | Mel Stottlemyre | 149.7 | NYA |
| +034+ | 2.46 | Jim Nash | 112 | OAK |
| +035+ | 2.42 | Stan Bahnsen | 120.3 | NYA |
| +036+ | 2.39 | Chris Short | 153 | PHI |
| +039+ | 2.18 | Tom Phoebus | 127.7 | BAL |
| +041+ | 2.09 | Sonny Siebert | 147.7 | CLE |
| +042+ | 2.09 | Juan Marichal | 184.7 | SFN |
| +043+ | 2.08 | Jose Santiago | 122 | BOS |
| +045+ | 2.05 | Jim Hardin | 116.7 | BAL |
| +046+ | 2.04 | Larry Jaster | 87 | SLN |
| +047+ | 2.01 | Dick Selma | 98.3 | NYN |
| +049+ | 1.96 | Ferguson Jenkins | 159.7 | CHN |
| +050+ | 1.94 | Wilbur Wood | 81 | CHA |
| +056+ | 1.86 | Jim Kaat | 91.3 | MIN |
_