Joan FitzGibbon Peerage person ID=198970 Parents Sir John FitzGibbon Children Ellen FitzGerald James FitzGerald, de jure 12th Earl of Desmond Siblings David Fitzgibbon Gibbon Fitzgibbon Thomas Fitzgibbon John 'Oge' FitzGibbon, 10th White Knight Partners Maurice FitzThomas FitzGerald