People Christian August II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg Duke of Augustenburg (1798-1869)19 July 1798 – 11 March 1869 Christian August II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg19 July 1798 – 11 March 1869Countess Louise Sophie Danneskiold-Samsøe22 September 1796 – 11 March 1867 Frederick VIII, Duke of Schleswig-Holstein6 July 1829 – 14 January 1880Prince Christian of Schleswig-Holstein22 January 1831 – 28 October 1917 Spouses and partnersCountess Louise Sophie Danneskiold-Samsøe22 September 1796 – 11 March 1867ChildrenFrederick VIII, Duke of Schleswig-Holstein6 July 1829 – 14 January 1880Prince Christian of Schleswig-Holstein22 January 1831 – 28 October 1917 From Wikipedia and Wikidata (public domain), updated daily.