Princess Sophia of Sweden Swedish princess; daughter of Gustav I of Sweden and Margaret Leijonhufvud (1547–1611) Parents Margaret Leijonhufvud Gustav I of Sweden Children Gustav of Saxe-Lauenburg Siblings Princess Cecilia of Sweden Eric XIV of Sweden John III of Sweden Princess Elizabeth of Sweden Catherine Vasa of Sweden Magnus, Duke of Östergötland Charles IX of Sweden Anna of Sweden Partners Magnus II, Duke of Saxe-Lauenburg
