John was born on June 24th, 1650. He was an only child. He died at the age of 71 on June 16th, 1722.
General Notes
Name Suffix:<NSFX> 1st Duke of Marborough REFN: LPT12218 SOURCES: "Ancestors of Valery Giscard d'Estaing" and "Descendants of"Charles II King of England", http://www.geneastar.org