Karl Albrecht
He married in Stockholm on 26 June 1957 Renata Maria Theresia Alice Elisabeth Prinzessin von Altenburg (b. Castle of Saybusch (Żywiec), Galicia, 13 April 1931 -), daughter of Archduke Karl Albrecht of Austria and his morganatic wife Alice Elisabeth Ankarcrona, Prinzessin von Altenburg, and had issue: