Catherine Power Peerage person ID=198965 (1485–1512) Parents Sir Piers Power Katherine FitzGerald Children Thomas Butler, 1st Baron Cahir Piers Butler Siblings Elerna Power Gilles Power Piers Poer Thomas Power Piers Power unknown daughter Power Nicholas Poer Sir William Poer Katherine Poer Joan Power Richard Power, 1st Baron le Power and Coroghmore Partners Edmund Butler