Elizabeth of Denmark, Duchess of Mecklenburg duchess consort of Mecklenburg (1524–1586) Parents Sophie of Pomerania Frederick I of Denmark Children Sophie of Mecklenburg-Güstrow Siblings Adolf I, Duke of Schleswig-Holstein-Gottorp John II, Duke of Schleswig-Holstein-Haderslev Dorothea of Denmark, Duchess of Mecklenburg Dorothea of Denmark Christian III of Denmark Frederick of Denmark Anna of Denmark Catharina Frederiksdatter Geseke Frederiksdatter Partners Magnus III, Duke of Mecklenburg Ulrich, Duke of Mecklenburg