ルクセンブルク大公
Maria Ana was married on 21 June 1893 at Schloss Fischhorn, Zell am See, to the Protestant Wilhelm, Hereditary Grand Duke of Luxembourg, the son and heir apparent of Adolf, Grand Duke of Luxembourg, head of the House of Nassau. It was agreed that the children would be raised in their mother's Catholic faith, the religion of the overwhelming majority of Luxembourg's population.