Christian August I, Duke of Schleswig-Holstein-Sonderburg-Augustenburg

Christian August I, Duke of Schleswig-Holstein-Sonderburg-Augustenburg (4 August 1696 – 20 January 1754) was the duke of Schleswig-Holstein-Sonderburg-Augustenburg, member of a cadet branch of the House of Oldenburg.

Christian August I, Duke of Schleswig-Holstein-Sonderburg-Augustenburg
Coat of Arms of the Duke of Schleswig-Holstein
Born	(1696-08-04)4 August 1696
Died	20 January 1754(1754-01-20) (aged 57)
Noble family	House of Oldenburg
Spouse(s)	Frederikke Louise Danneskiold-Samsøe
Issue	Frederick Christian I, Duke of Schleswig-Holstein-Sonderburg-Augustenburg
Father	Prince Frederick William of Schleswig-Holstein-Sonderburg-Augustenburg
Mother	Countess Sophia Amalia of Ahlefeld-Rixingen

Biography

Christian August was a son of Frederick William of Schleswig-Holstein-Sonderburg-Augustenburg, who was himself a son of Ernest Günther, and his wife, Countess Sophie Amalie of Ahlefeld-Rixingen (1675-1741), herself a daughter of Count Frederick of Ahlefeldt-Rixingen. He served as provost of the cathedral chapter in Hamburg. Later, he became governor of the Danish island Als, then General of the Infantry and Colonel of the royal guards in Denmark. In 1731, Christian August I succeeded his childless uncle Ernest August.

Marriage and issue

He married Countess Frederikke Louise of Danneskiold-Samsøe (1699–1744), the daughter of Count Christian Gyldenløve by his first wife and cousin, Countess Charlotte Amalie of Danneskiold-Laurvig (1682-1699). They had the following children:

• Frederick Christian I
• Emil August (1722–1786): Lieutenant General in the Danish army
• Christian Ulrich (1723)
• Sophie Charlotte (1725-1752)
• Christine Ulrike (1727–1794)
• Sofie Magdalene (1731–1799)
• unnamed (1732)
• Charlotte Amalie (1736–1815)
• unnamed (1736)

Ancestry

Ancestors of Christian August I, Duke of Schleswig-Holstein-Sonderburg-Augustenburg

16. John II, Duke of Schleswig-Holstein-Sonderburg (= 20) 8. Alexander, Duke of Schleswig-Holstein-Sonderburg 17. Elisabeth of Brunswick-Grubenhagen (= 21) 4. Ernest Günther, Duke of Schleswig-Holstein-Sonderburg-Augustenburg 18. John Günther I, Count of Schwarzburg-Sondershausen 9. Dorothea of Schwarzburg-Sondershausen 19. Anna of Oldenburg-Delmenhorst 2. Prince Frederick William of Schleswig-Holstein-Sonderburg-Augustenburg 20. John II, Duke of Schleswig-Holstein-Sonderburg (= 16) 10. Philip, Duke of Schleswig-Holstein-Sonderburg-Glücksburg 21. Elisabeth of Brunswick-Grubenhagen (= 17) 5. Auguste of Schleswig-Holstein-Sonderburg-Glücksburg 22. Francis II, Duke of Saxe-Lauenburg 11. Sophie Hedwig of Saxe-Lauenburg 23. Maria of Brunswick-Lüneburg 1. Christian August, Duke of Schleswig-Holstein-Sonderburg-Augustenburg 24. Frederick of Ahlefeld 12. Frederick of Ahlefeld 25. Dorothea Blome 6. Frederick, Count of Ahlefeldt-Rixingen-Langeland 26. Gregor of Ahlefeld 13. Brigitte of Ahlefeld 27. Metta Blome 3. Sofie Amalie of Ahlefeld-Langeland 28. John Philip II of Leiningen-Dagsburg-Hardenburg 14. Frederick Emich of Leiningen-Dagsburg-Hardenburg 29. Elisabeth of Leiningen-Dagsburg-Falkenburg 7. Marie Elisabeth of Leiningen-Dagsburg 30. Christian, Count of Waldeck-Wildungen 15. Sibylla of Waldeck-Wildungen 31. Elisabeth of Nassau-Siegen

References

• Dansk biografisk Lexikon, Band III., p. 535f Digitalisat
• Eduard Maria Oettinger, Moniteur des dates, p. 176, Digitalisat