Archduchess Yolande, Archduchess Carl Ludwig of Austria Austrian Imperial and Royal (1923–2023) (1923–2023) Parents Philippine de Noailles Eugène, 11th Prince of Ligne Children Archduke Rudolf of Austria Archduke Carl Christian of Austria Archduchess Alexandra Maria of Austria Archduchess Maria Constanza of Austria Siblings Baudouin, 12th Prince of Ligne Antoine, 13th Prince of Ligne Partners Archduke Carl Ludwig of Austria