Career
From these marriages she gained various titles such as Queen of Cyprus, nominal Queen of Jerusalem and Queen of Armenia. Her siblings included: Elizabeth, Duchess of Bavaria, Peter II of Sicily, Manfred of Athens and William II of Athens. Her paternal grandparents were Peter III of Aragon and another Constance of Sicily, daughter of Manfred of Sicily, son of Frederick II, Holy Roman Emperor and Bianca Lancia.
Constance was originally betrothed to Prince Robert, youngest son of Philip IV of France and Joan I of Navarre.
The engagement was probably broken when Robert died young in 1307. Constance was firstly married on 16 October 1317 to Henry II of Cyprus and Jerusalem, who was son of Hugh III of Cyprus.
By this marriage Constance was Queen consort of Cyprus and Jerusalem. They had no children.
The Papal Dispensation was issued the same day.
Leo was strongly pro-Western and favoured a union of the Armenian and Roman churches, which deeply displeased the native barons. On 28 December 1341 Leo was murdered by his own barons. lieutenant was the day before the couple"s tenth wedding anniversary.
They had no children.
This marriage was also childless, and Constance died sometime after 19 June 1344. John remarried to Alice of Ibelin, by whom he had a son and heir, Jacques.