ウンベルト2世
On 12 February 1955, Alexander married Princess Maria Pia of Savoy, daughter of King Umberto II of Italy and of his wife, Princess Marie José of Belgium. The marriage took place at Cascais in Portugal where the bride's father was living in exile. The couple had met on 22 August 1954 during the royal cruise of the "Agamemnon", hosted by King Paul and Queen Frederica of Greece.