- Wangsa Oldenburg
- Schleswig-Holstein-Sonderburg
- Franzhagen Castle
- Schleswig-Holstein-Sonderburg-Franzhagen
- Christian Adolf I, Duke of Schleswig-Holstein-Sonderburg-Franzhagen
- Eleonore Charlotte of Saxe-Lauenburg-Franzhagen
- Louis Charles, Duke of Schleswig-Holstein-Sonderburg-Franzhagen
- Francis II, Duke of Saxe-Lauenburg
- House of Oldenburg
- List of members of the House of Oldenburg
- Louis Charles
