Marie of Hanover Hanoverian Royal (b. 1952) Parents Princess Ortrud of Schleswig-Holstein-Sonderburg-Glücksburg Ernst August, Prince of Hanover Children Count Conrad von Hochberg Count George von Hochberg Siblings Alexandra, Princess of Leiningen Princess Olga of Hanover Prince Ludwig Rudolph of Hanover Ernst August, Prince of Hanover Prince Heinrich of Hanover Christian Freiherr von Humboldt-Dachroeden Partners Count Michael of Hochberg