| Starter | Tm | Tier | Game |
|---|---|---|---|
| Bob Gibson | SLN | 15.06 | 196808090_SLN_ATL |
| Luis Tiant | CLE | 8.18 | 196808100_CLE_CHA |
| Juan Marichal | SFN | 6.15 | 196808090_NYN_SFN |
| Don Drysdale | LAN | 4.89 | 196808110_PHI_LAN |
| Tommy John | CHA | 3.07 | 196808090_CLE_CHA |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Frank Bertaina | TEX | -4.36 | 196808100_OAK_TEX |
| Joe Niekro | CHN | -3.24 | 196808100_CHN_CIN |
| Milt Pappas | ATL | -2.95 | 196808100_SLN_ATL |
| Mike McCormick | SFN | -1.8 | 196808112_NYN_SFN |
| Jim McGlothlin | ANA | -1.69 | 196808110_ANA_BAL |
Based on accumulated WAA for this season up to 1968-08-11.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 9.41 | Bob Gibson | 216.7 | SLN |
| +003+ | 7.27 | Luis Tiant | 209.7 | CLE |
| +005+ | 5.97 | Don Drysdale | 221.3 | LAN |
| +007+ | 5.66 | Denny McLain | 237.3 | DET |
| +008+ | 5.57 | Sam McDowell | 191 | CLE |
| +009+ | 5.19 | Dave McNally | 187.3 | BAL |
| +010+ | 5.06 | Juan Marichal | 250.7 | SFN |
| +014+ | 4.54 | Jerry Koosman | 188 | NYN |
| +019+ | 4.15 | Tom Seaver | 200.7 | NYN |
| +026+ | 3.69 | Jim Nash | 166 | OAK |
| +027+ | 3.65 | Bob Veale | 177.3 | PIT |
| +028+ | 3.61 | Tommy John | 157.3 | CHA |
| +029+ | 3.58 | Tom Phoebus | 173.3 | BAL |
| +033+ | 3.47 | Stan Bahnsen | 174 | NYA |
| +036+ | 3.18 | Woodie Fryman | 183 | PHI |
| +037+ | 3.12 | Dean Chance | 208 | MIN |
| +038+ | 3.11 | Bobby Bolin | 102 | SFN |
| +044+ | 2.76 | Jim Hardin | 176.7 | BAL |
| +048+ | 2.63 | Wilbur Wood | 112.3 | CHA |
| +051+ | 2.55 | Mike Cuellar | 118.7 | HOU |
| +056+ | 2.22 | Jose Santiago | 124 | BOS |
| +059+ | 2.17 | Mel Stottlemyre | 203.7 | NYA |
| +060+ | 2.13 | Ferguson Jenkins | 209 | CHN |
| +065+ | 2.03 | Gaylord Perry | 198 | SFN |
| +069+ | 2 | Nelson Briles | 184.7 | SLN |
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