 This resulted in the birth of the progenitor of this branch of the FitzGerald's.However, the date purported for the marriage seems unlikely given the timescale and that there would not be some written sources to confirm this event (the marriage to the head of the house of Kildare would always attract notice).Mabel died in 1610, much troubled in her last years by a lawsuit brought by her granddaughter Lettice, claiming that the Earl's will had been fraudulently altered.