Christopher, Duke of Mecklenburg Titular duke of Mecklenburg, and administrator of Ratzeburg (1537-1592) (1537–1592) Parents Anna of Brandenburg Albrecht VII, Duke of Mecklenburg Children Margaret Elizabeth of Mecklenburg Siblings Charles I Ulrich, Duke of Mecklenburg John Albert I, Duke of Mecklenburg Anna of Mecklenburg Georg von Mecklenburg Partners Dorothea of Denmark, Duchess of Mecklenburg Princess Elizabeth of Sweden