Leonhard Kieffer1
#5291, (9 October 1762 - )
| Relationship | 1st cousin 5 times removed of Nelle Belle Bridges |
| Father* | Henrich Kieffer1 (1726 - ) | |
| Mother* | Maria Ergenbreg1 |
| Birth* | 9 October 1762 | He was born on 9 October 1762 at Dutchess Co., New YorkG.2 |
| Baptism | after 9 October 1762 | He was baptized after 9 October 1762 at Old Roundtop Lutheran Church, Bethel, Pine Plains, Dutchess Co., New YorkG.1 |