Donatus, Prince and Landgrave of Hesse (Heinrich Donatus Philipp Umberto; born 17 October 1966) is the head of the House of Brabant and the German House of Hesse. He is the eldest son and successor of German aristocrat Moritz, Landgrave of Hesse , and his former wife, Princess Tatiana of Sayn-Wittgenstein-Berleburg. 
He succeeded his brother Georg Donatus as the titular Grand Duke of Hesse after his death. He married Margaret Campbell Geddes , daughter of Auckland Campbell Geddes, 1st Baron Geddes in 1937, on the day after the Sabena OO-AUB Ostend crash , in which his mother, brother, sister-in-law, and nephews were all killed on the way to the wedding.
09/05/2022 · The Princess married the handsome Georg Donatus, the Hereditary Grand Duke of Hesse. They had three children, two boys and one baby daughter. Prince Ludwig was born in 1931, Prince Alexander on 1933 and Princess Johanna , the youngest in 1936.
14/04/2021 · For now, Bernhard, Hereditary Prince of Baden; Prince Donatus, Landgrave of Hesse; and Prince Philipp of Hohenlohe-Langenburg are all behind closed doors in a house near Ascot.