Albrecht VII, Duke of Mecklenburg Duke of Mecklenburg, then Duke of Mecklenburg-Güstrow (1486–1547) Parents Sophie of Pomerania, Duchess of Mecklenburg Magnus II, Duke of Mecklenburg Children Anna of Mecklenburg John Albert I, Duke of Mecklenburg Charles I Christopher, Duke of Mecklenburg Ulrich, Duke of Mecklenburg Georg von Mecklenburg Siblings Catherine of Mecklenburg Eric II, Duke of Mecklenburg Duke Heinrich V, Duke of Mecklenburg-Schwerin Sophie of Mecklenburg Anna of Mecklenburg-Schwerin Partners Anna of Brandenburg