Prince Wilhelm, Prince of Hohenzollern German prince (1864-1927) (1864–1927) Parents Infanta Antónia of Portugal Prince Leopold, Prince of Hohenzollern Children Prince Franz Joseph, Prince of Hohenzollern-Emden Prince Friedrich, Prince of Hohenzollern Princess Auguste Viktoria of Hohenzollern Siblings Ferdinand I of Romania Prince Karl Anton of Hohenzollern Partners Princess Maria Teresa of Bourbon-Two Sicilies Princess Adelgunde, Princess of Hohenzollern
