Prince Friedrich Wilhelm of Prussia Prussian prince and historian (1939-2015) (1939–2015) Parents Grand Duchess Kira Kirillovna of Russia Louis Ferdinand, Prince of Prussia Children Prince Joachim of Prussia Prince Philip of Prussia Princess Viktoria-Luise of Prussia Prince Friedrich Wilhelm of Prussia Siblings Princess Kira of Prussia Princess Xenia of Prussia Princess Marie Cécile of Prussia Prince Michael of Prussia Prince Christian-Sigismund of Prussia Prince Louis Ferdinand of Prussia Partners Ehrengard Insea Elisabeth von Reden Sibylle Kretschmer Waltraud Freydag
