Prince Ernst zu Windisch-Grätz (1905-1952) (1905–1952) Parents Otto zu Windisch-Graetz Archduchess Elisabeth Marie of Austria Children Princess Stephanie of Windisch-Graetz Prince Otto of Windisch-Graetz Princess Elisabeth of Windisch-Graetz Princess Eleonore of Windisch-Graetz Siblings Prince Rudolf zu Windisch-Grätz Princess Stephanie of Windisch-Graetz Prince Franz Joseph of Windisch-Grätz Partners Eva Baronin von Isbary Helena Skinner