Sir John FitzGibbon Peerage person ID=190327 (d. 1545) Parents Ellice Barry Maurice 'Mor' FitzGibbon, 6th White Knight Children David Fitzgibbon John 'Oge' FitzGibbon, 10th White Knight Gibbon Fitzgibbon Thomas Fitzgibbon Joan FitzGibbon Siblings James FitzGerald, 8th Earl of Desmond Maurice 'Oge' Fitzgibbon, 7th White Knight Katherine Fitzgerald, Lady of Hy-Carbery Maurice FitzGerald, 9th Earl of Desmond John FitzGerald, de facto 12th Earl of Desmond Thomas FitzGerald, 11th Earl of Desmond Eleanor FitzGibbon Partners Joan Barrymore unknown daughter Erle