| Starter | Tm | Tier | Game |
|---|---|---|---|
| Dave Stieb | TOR | 9.23 | 198406130_DET_TOR |
| Steve Carlton | PHI | 6.01 | 198406140_PHI_CHN |
| Charlie Lea | WAS | 5.96 | 198406120_WAS_CHN |
| Storm Davis | BAL | 4.93 | 198406120_BAL_MIL |
| Jack Morris | DET | 4.76 | 198406120_DET_TOR |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Chris Codiroli | OAK | -4.42 | 198406140_CLE_OAK |
| Dennis Martinez | BAL | -3.43 | 198406140_BAL_MIL |
| Mike Scott | HOU | -2.71 | 198406140_LAN_HOU |
| Mike Witt | ANA | -1.68 | 198406120_CHA_ANA |
| Matt Young | SEA | -1.53 | 198406130_KCA_SEA |
Based on accumulated WAA for this season up to 1984-06-14.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 4.76 | Storm Davis | 104.7 | BAL |
| +002+ | 4.31 | Phil Niekro | 101.7 | NYA |
| +005+ | 3.86 | Dave Stieb | 108.7 | TOR |
| +006+ | 3.45 | Bruce Hurst | 104.3 | BOS |
| +007+ | 3.38 | Rick Honeycutt | 99.3 | LAN |
| +008+ | 3.34 | Geoff Zahn | 77.7 | ANA |
| +011+ | 3.2 | Alejandro Pena | 87.3 | LAN |
| +012+ | 3.17 | John Denny | 64 | PHI |
| +014+ | 3.15 | Nolan Ryan | 80.3 | HOU |
| +015+ | 3.14 | Jack Morris | 118.3 | DET |
| +019+ | 2.91 | Fernando Valenzuela | 108.7 | LAN |
| +024+ | 2.83 | Ray Burris | 76 | OAK |
| +025+ | 2.82 | Steve Trout | 82.7 | CHN |
| +026+ | 2.78 | Bob Knepper | 105.3 | HOU |
| +033+ | 2.46 | Mario Soto | 96.3 | CIN |
| +035+ | 2.33 | Joe Niekro | 97.7 | HOU |
| +036+ | 2.33 | Ricky Mahler | 56 | ATL |
| +039+ | 2.3 | Joaquin Andujar | 115 | SLN |
| +042+ | 2.26 | Charlie Lea | 100.7 | WAS |
| +044+ | 2.15 | Mike Boddicker | 98.7 | BAL |
| +045+ | 2.14 | Richard Dotson | 102 | CHA |
| +046+ | 2.13 | Larry McWilliams | 77 | PIT |
| +048+ | 2.08 | Steve Carlton | 98 | PHI |
| +059+ | 1.85 | Frank Tanana | 96.3 | TEX |
| +060+ | 1.79 | Dan Petry | 87.7 | DET |
_