Karl August, Fürst von Nassau-Weilburg was born 17 September 1685 in Weilburg to Johann Ernst von Nassau-Weilburg (1664-1719) and Maria Polyxena von Leiningen-Dagsburg-Hartenburg (1662-1725) and died 9 November 1753 in Weilburg of unspecified causes. He married Auguste Friederike von Nassau-Idstein (1699-1750) 17 August 1723 in Wiesbaden. Notable ancestors include Henry II of England (1133-1189), William I of England (1027-1087), Charlemagne (747-814), Hugh Capet (c940-996), Alfred the Great (849-899), Rurik (c832-879). Ancestors are from Germany, France, the Netherlands, the United Kingdom, Poland, Austria, Denmark, Belgium, Belarus, Russia, Ukraine, Lithuania, Bohemia, Slovakia, Slovenia, Switzerland, Spain, Portugal, Italy, the Czech Republic, Hungary, England, Turkey, the Byzantine Empire.


Offspring of Karl August von Nassau-Weilburg and Auguste Friederike von Nassau-Idstein (1699-1750)
Name Birth Death Joined with
Henriette Marie Dorothea von Nassau-Weilburg (1724-1724)
Henriette Auguste Friederike von Nassau-Weilburg (1726-1757)
Luise Christiana von Nassau-Weilburg (1727-1727)
Polyxene Wilhelmine Luise von Nassau-Weilburg (1728-1732)
Charlotte Christine Luise von Nassau-Weilburg (1730-1732)
Luise Polyxena von Nassau-Weilburg (1733-1764)
Karl Christian von Nassau-Weilburg (1735-1788) 16 January 1735 Weilburg 28 November 1788 Münster-Dreisen Caroline van Oranje-Nassau (1743-1787)
Barbara Giesen (?-?)

Common ancestors of Karl August von Nassau-Weilburg (1685-1753) and Auguste Friederike von Nassau-Idstein (1699-1750)

  1. Albrecht von Nassau-Weilburg (1537-1593)
  2. Anna Maria von Hessen-Kassel (1567-1626)
  3. Anna von Nassau-Dillenburg (1541-1616)
  4. Emich X. von Leiningen-Dagsburg-Hartenburg (1498-1541)
  5. Emich XI. von Leiningen-Dagsburg-Falkenburg (1540-1593)
  6. Johanna zu Salm-Kyrburg (c1521-1595)
  7. Katharina von Nassau-Saarbrücken (1517-1553)
  8. Ludwig II. von Nassau-Weilburg (1565-1627)
  9. Sabine von Württemberg (1549-1581)
  10. Ursula von Fleckenstein (1553-1595)
  11. Wilhelm IV. von Hessen-Kassel (1532-1592)

Footnotes (including sources)

‡ General



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