John FitzGerald, 6th Earl of Kildare Parents Maurice FitzGerald, 4th Earl of Kildare Elizabeth Burghersh Children John fitz Maurice FitzGerald Siblings Joanna FitzGerald Gerald FitzGerald, 5th Earl of Kildare Maurice FitzGerald Thomas FitzGerald Richard FitzGerald John fitz Maurice FitzGerald