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| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | EFF | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Abel Schmidt# | 1.171 | 1883-1889 | |
| 2 | Gene Kruger# | 1.123 | 1888-1889 | |
| 3 | Oscar Featherstone# | 1.109 | 1883-1886 | |
| 4 | George Rooney# | 1.086 | 1885-1890 | |
| 5 | Joe Cook | 1.084 | 1885-1888 | |
| 6 | Oscar Engel# | 1.036 | 1885-1890 | |
| 7 | Frank Maher# | 1.027 | 1883-1888 | |
| 8 | Tom Moran# | 0.968 | 1885-1886 | |
| 9 | Lewis Netterville | 0.960 | 1882-1885 | |
| 10 | Len Cooper | 0.919 | 1887-1889 | |
| 11 | Walt Harkness# | 0.892 | 1882-1889 | |
| 12 | Mike Davis | 0.887 | 1886-1888 | |
| 13 | Nate Hill# | 0.886 | 1886-1889 | |
| 14 | Peter Bradley | 0.845 | 1882-1885 |
