Renate Maria Habsburg Prinzessin von Altenburg (born 1931) (b. 1931) Parents Archduke Karl Albrecht of Austria Alice Habsburg Children Carlos Eduardo Zulueta y Altenburgo Ernesto Maria Zulueta y Altenburgo Isabel Zulueta y Altenburgo Jaime Zulueta y Altenburgo Siblings Karol Stefan Altenburg Maria Krystyna Altenburg Karl-Albrecht Habsburg Joachim Badeni Partners Eduardo de Zulueta y Dato