Georg Alexander, Duke of Mecklenburg-Strelitz Head of the House of Mecklenburg-Strelitz (1963-1996) (1921–1996) Parents Irina Rayevskaya Duke George, Duke of Mecklenburg-Strelitz Children Duchess Elisabeth Christina of Mecklenburg Duchess Irene of Mecklenburg Duke Borwin, Duke of Mecklenburg Duchess Marie Katharina of Mecklenburg Siblings Duke Carl Gregor of Mecklenburg Helene von Mecklenburg Irina Tolstaya Partners Archduchess Ilona of Austria