People
Princess Johanna of Hesse and by Rhine
only daughter of Georg Donatus, Hereditary Grand Duke of Hesse and Princess Cecilie of Greece and Denmark (1936–1939)
20 September 1936 – 14 June 1939
People
only daughter of Georg Donatus, Hereditary Grand Duke of Hesse and Princess Cecilie of Greece and Denmark (1936–1939)
20 September 1936 – 14 June 1939