Isabella of Lusignan her half-brother King Henry III in 1254. After thirteen years of marriage Geoffery died. Isabella herself died on 14 January 1300 having most likely outlived all of her children. She had several grandchildren. Isabella also outlived all of her siblings (full and half). Isabella of Lusignan Isabella of Lusignan (c.1224 – 14 January 1300) was a daughter of Hugh X of Lusignan and his wife Isabella of Angoulême, Dowager Queen of England. Isabella was half-sister to King Henry III of England. She was Dame de Beauvoir-sur Mer et de Mercillac. Isabella's year of birth is unknown. She is mentioned in
María Isabella of Spain a ball". Her mother-in-law, Queen Maria Carolina, had been close to her son's first wife, who was also her niece. She had an unfavorable first impression of the young María Isabella, about whom she wrote: She was only fifteen years old when her first daughter, Luisa Carlotta, was born in Portici on 24 October 1804. She also had a step-daughter, Princess Carolina, who would marry the French-born Charles Ferdinand, Duke of Berry (the second son of King Charles X of France). Maria Isabela's life was deeply marked by Napoleon's actions. Fearing for his crown, King Ferdinand joined the Third Coalition