Eleonore Charlotte of Saxe-Lauenburg-Franzhagen was a duchess of Saxe-Lauenburg by birth and, by marriage, Duchess of Schleswig-Holstein-Sonderburg-Franzhagen, whose line and territorial legacy she co-founded.
- Occupation
- aristocrat
- Born
- August 8, 1646
- Died
- January 26, 1709, February 9, 1709