Duchess Maria, Duchess of Bavaria Bavarian Royal (1904-1969) (1904–1969) Parents Princess Julia of Montenuovo Dionys Graf Draskovich von Trakostjan Children Princess Marie Charlotte, Princess of Quadt-Wykradt and Isny Franz, Duke of Bavaria Prince Max, Duke in Bavaria Princess Marie Gabriele, Princess of Waldburg-Zeil and Trauchburg Partners Duke Albrecht, Duke of Bavaria