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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | EFF | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Kirt Manwaring# | 1.373 | 1994 | |
| 2 | Jason Varitek# | 1.308 | 1997 | |
| 3 | Benito Santiago# | 1.277 | 1997 | |
| 4 | Tony Pena | 1.269 | 1984 | |
| 5 | Johnny Bench | 1.229 | 1976 | |
| 6 | Rick Wilkins# | 1.226 | 1993 | |
| 7 | Thurman Munson | 1.220 | 1982 | |
| 7 | Lloyd McClendon | 1.220 | 1991 | |
| 9 | John Stearns | 1.213 | 1976 | |
| 10 | Terry Steinbach# | 1.209 | 1989 | |
| 10 | Rich Gedman | 1.209 | 1989 | |
| 12 | Thurman Munson | 1.202 | 1984 | |
| 13 | Bob Boone | 1.200 | 1977 | |
| 14 | Carlton Fisk | 1.195 | 1984 | |
| 14 | Butch Wynegar | 1.195 | 1979 | |
| 16 | Mike Scioscia | 1.194 | 1988 | |
| 16 | Brian Harper# | 1.194 | 1994 | |
| 18 | Tony Pena | 1.190 | 1985 | |
| 19 | Mike Scioscia | 1.188 | 1991 | |
| 20 | Gary Carter | 1.186 | 1988 | |
| 21 | Francisco Cabrera# | 1.183 | 1994 | |
| 22 | Mike Piazza# | 1.180 | 1992 | |
| 23 | Todd Zeile# | 1.175 | 1992 | |
| 24 | Ivan Rodriguez# | 1.173 | 1996 | |
| 24 | Joe Oliver# | 1.173 | 1992 | |
| 26 | Bob Stinson | 1.170 | 1976 | |
| 27 | Rick Wilkins# | 1.168 | 1996 | |
| 28 | Terry Steinbach# | 1.162 | 1991 | |
| 29 | Bob Brenly | 1.160 | 1987 | |
| 30 | Tony Eusebio# | 1.156 | 1995 | |
| 30 | Ivan Rodriguez# | 1.156 | 1994 | |
| 32 | Mike Scioscia | 1.153 | 1987 | |
| 33 | John Stearns | 1.148 | 1980 | |
| 34 | Ray Fosse | 1.147 | 1977 | |
| 35 | Jim Sundberg | 1.145 | 1986 | |
| 36 | Dan Graham | 1.144 | 1980 | |
| 36 | Charlie Moore | 1.144 | 1978 | |
| 36 | Terry Kennedy | 1.144 | 1984 | |
| 39 | Charlie Moore | 1.140 | 1988 | |
| 39 | Nelson Santovenia# | 1.140 | 1988 | |
| 39 | Darrell Porter | 1.140 | 1988 | |
| 39 | Mickey Tettleton# | 1.140 | 1988 | |
| 39 | Terry Kennedy | 1.140 | 1988 | |
| 39 | Terry Steinbach# | 1.140 | 1988 | |
| 39 | Brian Harper# | 1.140 | 1988 | |
| 46 | Chris Hoiles# | 1.137 | 1989 | |
| 46 | Jody Davis | 1.137 | 1989 | |
| 46 | Darrell Porter | 1.137 | 1978 | |
| 49 | Dale Murphy* | 1.136 | 1990 | |
| 49 | Terry Steinbach# | 1.136 | 1990 | |
| 51 | Ted Simmons | 1.133 | 1983 | |
| 52 | Butch Wynegar | 1.132 | 1985 | |
| 53 | Darrell Porter | 1.125 | 1977 | |
| 54 | Matt Nokes# | 1.124 | 1992 | |
| 54 | Terry Steinbach# | 1.124 | 1992 | |
| 56 | Tim McCarver | 1.122 | 1977 | |
| 56 | Benito Santiago# | 1.122 | 1987 | |
| 58 | Benito Santiago# | 1.121 | 1990 | |
| 59 | Sandy Alomar Jr.# | 1.115 | 1995 | |
| 59 | Javy Lopez# | 1.115 | 1996 | |
| 59 | Naoki Matoba# | 1.115 | 1996 | |
| 62 | Gary Carter | 1.114 | 1980 | |
| 63 | Brian Downing | 1.112 | 1976 | |
| 63 | Manny Sanguillen | 1.112 | 1976 | |
| 63 | Ted Simmons | 1.112 | 1976 | |
| 63 | Thurman Munson | 1.112 | 1977 | |
| 67 | Tony Pena | 1.110 | 1981 | |
| 67 | Thurman Munson | 1.110 | 1978 | |
| 67 | Darrell Porter | 1.110 | 1984 | |
| 70 | Bob Brenly | 1.109 | 1982 | |
| 70 | Clint Hurdle | 1.109 | 1982 | |
| 70 | Joe Girardi# | 1.109 | 1991 | |
| 70 | Javy Lopez# | 1.109 | 1993 | |
| 70 | Tom Pagnozzi# | 1.109 | 1993 | |
| 70 | Mark Bailey# | 1.109 | 1993 | |
| 70 | Mike Scioscia | 1.109 | 1993 | |
| 70 | Mike Piazza# | 1.109 | 1993 | |
| 70 | Ivan Rodriguez# | 1.109 | 1993 | |
| 79 | Ted Simmons | 1.108 | 1977 | |
| 79 | Darrin Fletcher# | 1.108 | 1995 | |
| 81 | Mike Lieberthal# | 1.107 | 1997 | |
| 81 | Chris Hoiles# | 1.107 | 1997 | |
| 81 | Charles Johnson# | 1.107 | 1997 | |
| 84 | Johnny Bench | 1.106 | 1977 | |
| 85 | Bruce Bochy | 1.102 | 1983 | |
| 85 | Mike Scioscia | 1.102 | 1983 | |
| 85 | Jim Sundberg | 1.102 | 1983 | |
| 85 | Ron Hassey | 1.102 | 1983 | |
| 85 | Lance Parrish | 1.102 | 1981 | |
| 85 | Charlie Moore | 1.102 | 1981 | |
| 91 | John Stearns | 1.098 | 1985 | |
| 91 | Lance Parrish | 1.098 | 1985 | |
| 91 | Todd Zeile# | 1.098 | 1994 | |
| 94 | Bo Diaz | 1.097 | 1986 | |
| 94 | Mike LaValliere# | 1.097 | 1986 | |
| 94 | Rich Gedman | 1.097 | 1986 | |
| 94 | Mike Scioscia | 1.097 | 1986 | |
| 94 | Butch Wynegar | 1.097 | 1986 | |
| 99 | Sandy Alomar Jr.# | 1.096 | 1988 | |
| 100 | Mike Scioscia | 1.092 | 1990 |
