Joan Fitzgerald, Countess of Carrick was an Irish noblewoman, and the wife of Edmund Butler, Earl of Carrick, Justiciar of Ireland.
Background
Joan Fitzgerald was born in Fermoy, Company Cork, Ireland, in 1281, the daughter of John FitzThomas Fitzgerald, 1st Earl of Kildare, Baron of Offaly, and Blanche de Louisiana Roche. She had two brothers, Gerald (died 1303), and Thomas Fitzgerald, 2nd Earl of Kildare (died 5 April 1328), who married Joan de Burgh (c 1300 – 23 April 1359), daughter of Richard Og de Burgh, 2nd Earl of Ulster and Margaret de Burgh of Lanvalley, by whom he had issue.
Career
She was the mother of James Butler, 1st Earl of Ormond. Joan had one sister, Elizabeth, who married Nicholas Netterville, by whom she had issue. The latter was a daughter of Henry le Walleis, Mayor of London.
Joan Fitzgerald died on May 2 1320 in Laraghbryan, County Kildare.
She was the ancestress of the earls of Ormond, the queen consort Anne Boleyn and Diana, Princess of Wales.