| Starter | Tm | Tier | Game |
|---|---|---|---|
| Ed Whitson | SDN | 6.26 | 199104140_SDN_LAN |
| Chuck Finley | ANA | 5.98 | 199104140_ANA_MIN |
| Dave Stewart | OAK | 3.02 | 199104140_SEA_OAK |
| Greg Maddux | CHN | 2.2 | 199104150_PHI_CHN |
| Danny Darwin | BOS | 1.88 | 199104160_KCA_BOS |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Andy Hawkins | NYA | -4.74 | 199104140_NYA_KCA |
| Jack Morris | MIN | -4.51 | 199104140_ANA_MIN |
| Melido Perez | CHA | -3.57 | 199104160_CHA_NYA |
| Walt Terrell | DET | -2.85 | 199104150_TOR_DET |
| Jeff Robinson | BAL | -2.83 | 199104140_BAL_TEX |
Based on accumulated WAA for this season up to 1991-04-16.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 1.33 | Mike Boddicker | 17 | KCA |
| +004+ | 1.26 | Roger Clemens | 17 | BOS |
| XXXXX | 1.23 | Charles Nagy | 16.3 | CLE |
| XXXXX | 1.15 | Jack McDowell | 18 | CHA |
| XXXXX | 1.11 | Tom Candiotti | 15 | CLE |
| XXXXX | 1.06 | Tim Belcher | 14 | LAN |
| XXXXX | 0.96 | Brian Holman | 15 | SEA |
| XXXXX | 0.9 | Jimmy Key | 15 | TOR |
| XXXXX | 0.87 | Mike Bielecki | 10.3 | CHN |
| XXXXX | 0.87 | Frank Viola | 15 | NYN |
| XXXXX | 0.85 | Kevin Tapani | 9 | MIN |
| XXXXX | 0.85 | Greg Maddux | 15 | CHN |
| XXXXX | 0.79 | Norm Charlton | 16.3 | CIN |
| XXXXX | 0.79 | Matt Young | 14 | BOS |
| XXXXX | 0.73 | Chris Bosio | 15 | MIL |
| XXXXX | 0.69 | Dennis Martinez | 12 | WAS |
| XXXXX | 0.62 | Dwight Gooden | 17 | NYN |
| XXXXX | 0.6 | Mike Morgan | 6.7 | LAN |
| XXXXX | 0.57 | Dave Johnson | 6.3 | BAL |
| XXXXX | 0.56 | Scott Garrelts | 6 | SFN |
| XXXXX | 0.55 | Kevin Appier | 13 | KCA |
| XXXXX | 0.54 | Scott Erickson | 14.7 | MIN |
| XXXXX | 0.53 | Bruce Hurst | 16 | SDN |
| XXXXX | 0.52 | John Smiley | 8 | PIT |
| XXXXX | 0.5 | Tom Browning | 15.3 | CIN |
_