House of Glücksburg
Jørgen Kaas and Karen Grubbe were also great-great-great-grandparents of Countess Louise Sophie of Danneskiold-Samsøe (1796–1867), married to Christian August II, Duke of Schleswig-Holstein-Sonderburg-Augustenburg, a member of the royal House of Oldenburg. Their descendants include Augusta Victoria, German Empress, King Carl XVI Gustav of Sweden, King Constantine II of Greece, Queen Sofía of Spain, the current head of the House of Glücksburg Christoph, Prince of Schleswig-Holstein, the current head of the House of Hanover Prince Ernst August of Hanover and the current head of the House of Hohenzollern Georg Friedrich, Prince of Prussia.