| Starter | Tm | Tier | Game |
|---|---|---|---|
| Roger Clemens | BOS | 6.95 | 199105230_BOS_DET |
| Chuck Finley | ANA | 5.05 | 199105240_TOR_ANA |
| Ramon Martinez | LAN | 4.82 | 199105240_LAN_CIN |
| Bob Welch | OAK | 3.65 | 199105250_CHA_OAK |
| Scott Erickson | MIN | 3.17 | 199105230_TEX_MIN |
| Starter | Tm | Tier | Game |
|---|---|---|---|
| Jack Morris | MIN | -5.32 | 199105240_KCA_MIN |
| Andy Hawkins | OAK | -4.34 | 199105230_CHA_OAK |
| Melido Perez | CHA | -3.9 | 199105250_CHA_OAK |
| Kevin Gross | LAN | -3.35 | 199105250_LAN_CIN |
| Walt Terrell | DET | -3.33 | 199105250_BOS_DET |
Based on accumulated WAA for this season up to 1991-05-25.
| Rank | WAA | Name | IP | Tm |
|---|---|---|---|---|
| +002+ | 3.2 | Scott Erickson | 69.3 | MIN |
| +003+ | 3.18 | Dennis Martinez | 67.7 | WAS |
| +004+ | 3.04 | Tom Gordon | 52.3 | KCA |
| +008+ | 2.73 | Ramon Martinez | 65 | LAN |
| +010+ | 2.42 | Mike Morgan | 59.3 | LAN |
| +011+ | 2.38 | Tom Glavine | 63.3 | ATL |
| +013+ | 2.26 | Jimmy Key | 60.7 | TOR |
| +015+ | 2.19 | Greg Swindell | 67.7 | CLE |
| +017+ | 2.16 | Roger Clemens | 69 | BOS |
| +019+ | 2.03 | Frank Viola | 65.7 | NYN |
| +022+ | 1.95 | Tom Candiotti | 65 | CLE |
| +025+ | 1.84 | Zane Smith | 61 | PIT |
| +028+ | 1.76 | Jimmy Jones | 58 | HOU |
| +031+ | 1.69 | Jose DeLeon | 51.7 | SLN |
| +035+ | 1.64 | Chris Bosio | 68.3 | MIL |
| +039+ | 1.55 | Pete Harnisch | 58 | HOU |
| +041+ | 1.54 | Dave Wells | 52.7 | TOR |
| +046+ | 1.44 | Bob Scanlan | 28.3 | CHN |
| +047+ | 1.42 | Randy Tomlin | 35 | PIT |
| +051+ | 1.37 | Charlie Leibrandt | 59 | ATL |
| +059+ | 1.28 | Dwight Gooden | 66.7 | NYN |
| +061+ | 1.25 | Tim Belcher | 51 | LAN |
| XXXXX | 1.18 | Todd Stottlemyre | 58 | TOR |
| XXXXX | 1.14 | Tommy Greene | 42.7 | PHI |
| XXXXX | 1.11 | Bob Welch | 73.3 | OAK |
_