Countess Xenia Czernichev-Besobrasov wife of Archduke Rudolf of Austria (1929–1968) Parents Yelizaveta Sheremeteva Sergey Chernyshyov-Bezobrazov Children Johannes Karl Erzherzog von Österreich Archduke Simeon of Austria Karl Peter Erzherzog von Österreich Archduchess Maria Anna of Austria Siblings Countess Irina Czernicheva-Besobrasova Partners Archduke Rudolf of Austria