Archduchess Maria Constanza of Austria (born 1957) (b. 1957) Parents Archduke Carl Ludwig of Austria Archduchess Yolande, Archduchess Carl Ludwig of Austria Children Ladislaya Prinzessin von Auersperg Alexandra Prinzessin von Auersperg Eleonora Prinzessin von Auersperg Siblings Archduke Rudolf of Austria Archduchess Alexandra Maria of Austria Archduke Carl Christian of Austria Partners Prince Franz Josef, 7th Prince of Auersperg-Trautson