Ferdinand I of Romania King of Romania (1865-1927; ruled 1914-1927) (1865–1927) Parents Infanta Antónia of Portugal Prince Leopold, Prince of Hohenzollern Children Carol II of Romania Maria of Yugoslavia Princess Elisabeth of Romania Prince Nicolae of Romania Princess Ileana of Romania Prince Mircea of Romania Siblings Prince Wilhelm, Prince of Hohenzollern Prince Karl Anton of Hohenzollern Partners Elena Văcărescu Marie of Romania