| Starter | Tm | Tier | Game |
|---|---|---|---|
| Luis Tiant | CLE | 5.07 | 196806190_CLE_CHA |
| Don Drysdale | LAN | 4.42 | 196806180_LAN_PIT |
| Chris Short | PHI | 2.32 | 196806181_SFN_PHI |
| Gary Peters | CHA | 2.11 | 196806180_CLE_CHA |
| Jim Nash | OAK | 1.98 | 196806180_BAL_OAK |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Tony Cloninger | CIN | -3.86 | 196806180_CIN_ATL |
| Joe Sparma | DET | -3.24 | 196806190_BOS_DET |
| Wade Blasingame | HOU | -2.51 | 196806182_HOU_NYN |
| Sammy Ellis | ANA | -2.22 | 196806190_NYA_ANA |
| Phil Ortega | TEX | -1.66 | 196806180_TEX_MIN |
Based on accumulated WAA for this season up to 1968-06-19.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 4.55 | Don Drysdale | 125.7 | LAN |
| +003+ | 4.4 | Bob Gibson | 124.7 | SLN |
| +004+ | 4.33 | Luis Tiant | 118.3 | CLE |
| +007+ | 3.72 | Woodie Fryman | 117.7 | PHI |
| +010+ | 3.39 | Jerry Koosman | 113.3 | NYN |
| +014+ | 3.06 | Sam McDowell | 121.3 | CLE |
| +015+ | 3.02 | Bill Singer | 118.3 | LAN |
| +018+ | 2.79 | Jim Nash | 92.3 | OAK |
| +021+ | 2.68 | Tommy John | 82.3 | CHA |
| +023+ | 2.35 | Denny McLain | 127 | DET |
| +025+ | 2.12 | Johnny Odom | 85.3 | OAK |
| +030+ | 2 | Bob Veale | 107.7 | PIT |
| +033+ | 1.96 | Pat Jarvis | 116.3 | ATL |
| +037+ | 1.84 | Stan Williams | 74.7 | CLE |
| +038+ | 1.82 | Mel Stottlemyre | 114.7 | NYA |
| +039+ | 1.82 | Tom Seaver | 115 | NYN |
| +040+ | 1.81 | Chris Short | 114.3 | PHI |
| +042+ | 1.73 | Dave McNally | 93.3 | BAL |
| +043+ | 1.72 | Stan Bahnsen | 94.3 | NYA |
| +045+ | 1.63 | Jose Santiago | 105.7 | BOS |
| +048+ | 1.62 | Pat Dobson | 43.3 | DET |
| +050+ | 1.59 | Jim Hardin | 91.3 | BAL |
| +051+ | 1.58 | Larry Jaster | 59.3 | SLN |
| +053+ | 1.55 | Dave Giusti | 111 | HOU |
| +055+ | 1.5 | Joe Horlen | 96.3 | CHA |
_