Prince Karl Anton of Hohenzollern German prince (1868–1919) Parents Infanta Antónia of Portugal Prince Leopold, Prince of Hohenzollern Children Albert Lodewijk van Hohenzollern-Sigmaringen Marie Antoinette van Hohenzollern-Sigmaringen Henriette de Hohenzollern Stefanie van Hohenzollern-Sigmaringen Siblings Ferdinand I of Romania Prince Wilhelm, Prince of Hohenzollern Partners Princess Joséphine Caroline of Belgium
