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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | OPS | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Frank Thomas# | .981 | 1990-1998 | |
| 2 | Mark McGwire# | .894 | 1986-1998 | |
| 3 | Edgar Martinez# | .882 | 1987-1998 | |
| 4 | Howard Johnson# | .880 | 1982-1998 | |
| 5 | Carlos Delgado# | .869 | 1993-1998 | |
| 6 | Will Clark# | .863 | 1986-1998 | |
| 7 | Hiromitsu Ochiai | .860 | 1982-1994 | |
| 8 | Jeff Bagwell# | .843 | 1991-1998 | |
| 9 | John Olerud# | .837 | 1989-1998 | |
| 10 | Rafael Palmeiro# | .834 | 1986-1998 | |
| 11 | Don Mattingly# | .833 | 1982-1998 | |
| 12 | Bob Horner* | .831 | 1978-1993 | |
| 13 | Ken Phelps | .822 | 1980-1989 | |
| 14 | Glenn Davis# | .820 | 1984-1998 | |
| 15 | John Mayberry | .816 | 1976-1986 | |
| 16 | Danny Tartabull# | .806 | 1984-1998 | |
| 17 | Fred McGriff# | .805 | 1986-1998 | |
| 18 | Eddie Murray | .797 | 1977-1992 | |
| 19 | Alvin Davis | .791 | 1984-1995 | |
| 20 | Ivan Calderon# | .787 | 1984-1998 | |
| 21 | Kent Hrbek# | .785 | 1981-1997 | |
| 21 | Bob Watson | .785 | 1976-1986 | |
| 23 | Cecil Fielder# | .778 | 1985-1997 | |
| 24 | Mark Grace# | .776 | 1988-1998 | |
| 25 | Keith Hernandez | .772 | 1976-1993 | |
| 26 | Larry Sheets | .771 | 1984-1994 | |
| 26 | Cecil Cooper | .771 | 1976-1992 | |
| 28 | Hal Morris# | .769 | 1989-1998 | |
| 29 | Mike Young | .763 | 1982-1992 | |
| 30 | Wally Joyner | .757 | 1986-1992 | |
| 31 | Andres Galarraga# | .753 | 1986-1997 | |
| 32 | John Kruk# | .752 | 1986-1997 | |
| 32 | Mike Ivie | .752 | 1976-1990 | |
| 34 | Mike Marshall | .748 | 1981-1994 | |
| 34 | Jason Thompson | .748 | 1977-1986 | |
| 36 | Mike Hargrove | .746 | 1976-1988 | |
| 37 | Willie Upshaw | .743 | 1979-1990 | |
| 37 | Gary Matthews | .743 | 1976-1992 | |
| 39 | Willie Aikens | .742 | 1977-1989 | |
| 40 | Dave Kingman | .738 | 1976-1987 | |
| 41 | Tino Martinez# | .736 | 1991-1997 | |
| 41 | Kevin McReynolds | .736 | 1983-1996 | |
| 43 | Craig Shipley# | .735 | 1986-1998 | |
| 44 | Joe Charboneau | .722 | 1980-1991 | |
| 45 | Pete O'Brien | .720 | 1982-1992 | |
| 46 | Chris Chambliss | .705 | 1976-1986 | |
| 47 | Lee Stevens# | .704 | 1991-1997 | |
| 47 | Steve Garvey | .704 | 1976-1989 | |
| 49 | Steve Sax | .690 | 1981-1992 | |
| 50 | Kevin Reimer | .689 | 1989-1996 | |
| 51 | Terry Francona | .674 | 1981-1996 |
