Katherine Power (died 1660) (1635–1660) Parents Ruth Pypho John Power, 5th Baron le Power and Coroghmore Children Katherine FitzGerald, Viscountess Grandison Mary FitzGerald Richard FitzGerald Siblings Richard Power, 1st Earl of Tyrone Piers Power Eleanor Power Mary Power Jane Power John Power Robert Power Margaret Power David Power Elizabeth Mary (Power) Lawrence Partners Sir John FitzGerald