| Starter | Tm | Tier | Game |
|---|---|---|---|
| Steve Carlton | PHI | 10.48 | 198404250_PIT_PHI |
| Mario Soto | CIN | 10.44 | 198404250_CIN_ATL |
| Joe Niekro | HOU | 6.03 | 198404270_ATL_HOU |
| Steve Rogers | WAS | 4.41 | 198404270_SLN_WAS |
| Rick Sutcliffe | CLE | 1.51 | 198404270_CLE_DET |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jim Gott | TOR | -6.09 | 198404260_OAK_TOR |
| Mike Witt | ANA | -4 | 198404250_ANA_MIL |
| Dennis Eckersley | BOS | -3.59 | 198404270_BOS_CHA |
| Chuck Rainey | CHN | -2.88 | 198404270_CHN_PIT |
| Larry Gura | KCA | -2.33 | 198404250_BAL_KCA |
Based on accumulated WAA for this season up to 1984-04-27.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +001+ | 2.07 | Rick Honeycutt | 39.3 | LAN |
| +003+ | 1.81 | Phil Niekro | 27.7 | NYA |
| +005+ | 1.79 | Mike Caldwell | 41.3 | MIL |
| +006+ | 1.61 | Storm Davis | 30.3 | BAL |
| +010+ | 1.52 | Joe Niekro | 38.7 | HOU |
| +008+ | 1.52 | John Denny | 30 | PHI |
| +015+ | 1.45 | Jack Morris | 41 | DET |
| +016+ | 1.38 | Bruce Hurst | 32.3 | BOS |
| +017+ | 1.38 | Bob Knepper | 30 | HOU |
| +019+ | 1.31 | David Palmer | 17 | WAS |
| +020+ | 1.3 | Bill Laskey | 34.3 | SFN |
| +021+ | 1.28 | Bret Saberhagen | 19.7 | KCA |
| +023+ | 1.25 | Alejandro Pena | 29.7 | LAN |
| XXXXX | 1.24 | Eric Show | 31 | SDN |
| XXXXX | 1.23 | Luis Leal | 34.3 | TOR |
| XXXXX | 1.13 | Bryn Smith | 29 | WAS |
| XXXXX | 1.11 | John Candelaria | 24.3 | PIT |
| XXXXX | 1.11 | Bob Welch | 28 | LAN |
| XXXXX | 1.08 | Mike Moore | 34.7 | SEA |
| XXXXX | 1.03 | Scott Sanderson | 28.7 | CHN |
| XXXXX | 1 | Richard Dotson | 33 | CHA |
| XXXXX | 0.98 | Juan Berenguer | 14.7 | DET |
| XXXXX | 0.97 | Tommy John | 35.3 | ANA |
| XXXXX | 0.94 | Charlie Lea | 34 | WAS |
| XXXXX | 0.9 | Jim Clancy | 35.3 | TOR |
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