Martha Dandridge 
Martha was born on June 21st, 1731 in New Kent Co., VA. She died at the age of 70 on May 22nd, 1802 in Mt. Vernon, Fairfax Co., VA.General Notes
SOURCES:
LDS FHL AF#
"Genealogy of the Presidents of the USA http://users.legacyfamilytree.com/USPresidents/7833.htm.
"Ancestors/Descendants of Royal Lines" (Contributors: Manuel Abranches de Soveral, Reynaud de Paysac, F.L. Jacquier <Genealogy of Lewis Carroll, Justin Swanstrom, The Royal Families of England Scotland & Wales by Burkes Peerage; Debrett's Peerage & Baronage; Table of descendants French Canadian Genealogical Society; Families of Monfort-sur-Risle & Bertrand de Bricquebec; The Dukes of Normandy, XXXXI, Paul Leportier, Claude Barret>, H.R. Moser <Burke Peerage>, L. Orlandini, O.Guionneau, L.B. de Rouge, E. Polti, A.Terlinden <Genealogy of the existing British Peerage, 1842>, L. Gustavsson, C. Cheneaux, E. Lodge, S. Bontron <Brian Tompsett>, R. Dewkinandan, H. de la Villarmois, C. Donadello; Scevole de Livonniere, H. de la Villarmois)... http://geneastar.org.
‌Martha and George were married in a religious ceremony on January 6th, 1759.