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
Isabella of France fictionally depicted as having a romantic affair with the Scottish hero William Wallace. However, in reality, she was nine years old at the time of Wallace's death. Additionally, Wallace is incorrectly suggested to be the father of her son, Edward III, despite Wallace's death being many years before Edward's birth. Edward and Isabella had four children, and she suffered at least one miscarriage. Their itineraries demonstrate that they were together 9 months prior to the births of all four surviving offspring. Their children were: Isabella is descended from Gytha of Wessex through King Andrew II of Hungary and thus brought