When was the father of Princess Juliane Sophie of Denmark born ?
Frederick, Hereditary Prince of Denmark Frederick, Hereditary Prince of Denmark (Danish: "Frederik" ; 11 October 1753 – 7 December 1805) was heir presumptive to the thrones of Denmark and Norway. He was the surviving son of King Frederick V by his second wife, Juliana Maria of Braunschweig-Wolfenbüttel.
Sophie of Württemberg Sophie of Württemberg (Sophia Frederika Mathilde; 17 June 1818 – 3 June 1877) was Queen of the Netherlands as the first wife of King William III.