Frederick II was King of Denmark and Norway and Duke of Schleswig and Holstein from 1559 until his death.
A member of the House of Oldenburg, Frederick began his personal rule of Denmark-Norway at the age of 24. Wikipedia
Born: July 1, 1534, Haderslevhus, Haderslev, Denmark
Died: April 4, 1588 (age 53 years), Antvorskov
Parents: Christian III of Denmark
Grandchildren: Frederick III of Denmark, Charles I, Leonora Christina Ulfeldt, and more
Spouse: Sophie of Mecklenburg-Güstrow (m. 1572–1588)
Great-grandparents: Christian I of Denmark, Dorothea of Brandenburg, John Cicero, Elector of Brandenburg, and more