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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | EFF | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Mark Belanger | 1.090 | 1976-1981 | |
| 2 | Rey Sanchez# | 1.076 | 1992-1997 | |
| 3 | Ozzie Smith | 1.069 | 1978-1992 | |
| 4 | Cal Ripken Jr.# | 1.058 | 1981-1996 | |
| 5 | Alvaro Espinoza# | 1.053 | 1984-1997 | |
| 6 | Manuel Lee# | 1.051 | 1985-1997 | |
| 6 | Alan Trammell* | 1.051 | 1977-1994 | |
| 8 | Graig Nettles | 1.050 | 1976-1986 | |
| 9 | Roger Metzger | 1.049 | 1976-1988 | |
| 10 | Jose Oquendo# | 1.047 | 1984-1997 | |
| 11 | Omar Vizquel# | 1.043 | 1989-1997 | |
| 12 | Mike Bordick# | 1.042 | 1990-1997 | |
| 12 | Dave Concepcion | 1.042 | 1976-1985 | |
| 14 | Dale Berra | 1.039 | 1977-1992 | |
| 15 | Tony Fernandez# | 1.038 | 1983-1997 | |
| 16 | Jay Bell# | 1.037 | 1986-1997 | |
| 17 | Alex Rodriguez# | 1.036 | 1994-1997 | |
| 18 | Enzo Hernandez | 1.034 | 1976-1982 | |
| 19 | Greg Gagne | 1.033 | 1983-1991 | |
| 19 | Gary Disarcina# | 1.033 | 1989-1996 | |
| 21 | Barry Larkin# | 1.031 | 1986-1997 | |
| 22 | Dickie Thon# | 1.029 | 1979-1997 | |
| 22 | Scott Fletcher# | 1.029 | 1981-1997 | |
| 24 | Jerry Dybzinski | 1.018 | 1980-1990 | |
| 25 | Jose Vizcaino# | 1.013 | 1989-1997 | |
| 26 | Sam Khalifa | 1.012 | 1986-1993 | |
| 26 | Freddie Patek | 1.012 | 1976-1981 | |
| 28 | Harry Chappas | 1.009 | 1979-1993 | |
| 28 | Ron Cey | 1.009 | 1976-1985 | |
| 30 | Jose Hernandez# | 1.008 | 1991-1997 | |
| 30 | Roy Smalley | 1.008 | 1976-1992 | |
| 32 | Tim Foli | 1.007 | 1976-1984 | |
| 32 | Bill Russell | 1.007 | 1976-1985 | |
| 32 | Jack Brohamer | 1.007 | 1976-1987 | |
| 32 | Mike Gallego# | 1.007 | 1985-1997 | |
| 36 | Spike Owen# | 1.003 | 1984-1996 | |
| 36 | Willie Randolph | 1.003 | 1976-1992 | |
| 36 | Bert Campaneris | 1.003 | 1976-1980 | |
| 39 | Rafael Ramirez | 1.001 | 1980-1991 | |
| 40 | Lenny Faedo | .999 | 1983-1993 | |
| 41 | Greg Litton# | .996 | 1989-1997 | |
| 42 | John Flannery | .994 | 1978-1988 | |
| 42 | Jeff Cirillo# | .994 | 1994-1997 | |
| 42 | George Brett | .994 | 1976-1992 | |
| 45 | Robin Yount | .991 | 1976-1994 | |
| 46 | Bud Harrelson | .987 | 1976-1984 | |
| 47 | Gary Sheffield# | .985 | 1988-1997 | |
| 48 | Bill Almon | .984 | 1976-1989 | |
| 49 | Bobby Valentine | .983 | 1976-1987 | |
| 50 | Jose Valentin# | .981 | 1992-1997 | |
| 51 | Vance Law | .977 | 1980-1988 | |
| 52 | Bret Barberie# | .975 | 1991-1997 | |
| 53 | Terry Pendleton# | .972 | 1985-1997 | |
| 54 | Rafael Santana | .957 | 1983-1990 | |
| 54 | Bump Wills | .957 | 1977-1989 | |
| 56 | Bryan Little | .923 | 1982-1990 | |
| 57 | Rob Wilfong | .912 | 1978-1985 | |
| 58 | Jorge Orta | .909 | 1976-1987 | |
| 59 | Ron Oester | .897 | 1978-1991 | |
| 60 | Ray Knight | .887 | 1976-1989 | |
| 61 | Damaso Garcia | .881 | 1978-1993 |
