Sarah Churchill (nee Jenyns) (1660-1744) married John Churchill in during the winter of 1677/8. She was a close friend and confidante of Queen Anne. Her influence waned with the accession of George I to the throne.
Reference:
James Falkner, ‘Churchill , Sarah, duchess of Marlborough (1660-1744)’, Oxford Dictionary of National Biography, (Oxford University Press, 2004; online edn, Jan 2008 http://www.oxforddnb.com/view/article/5405 [accessed 12 Aug 2011]).
Dates: to
Occupation: Unknown
Relationship to Sloane: Virtual International Authority File: