Harriet Pelham-Holles, Duchess of Newcastle

The Duchess of Newcastle
Portrait by Charles Jervas
Born1701
England
Died17 July 1776 (aged 74–75)
England
Resting placeAll Saints Churchyard, Laughton, East Sussex
Known forSpouse of the prime minister of Great Britain (1754–56; 1757–62)
Political partyWhig
Spouse
(m. 1717; died 1768)
Parent(s)Francis Godolphin, 2nd Earl of Godolphin
Henrietta Churchill, 2nd Duchess of Marlborough

Henrietta "Harriet" Pelham-Holles, Duchess of Newcastle upon Tyne and Duchess of Newcastle-under-Lyne (1701 – 17 July 1776), was the wife of British statesman and prime minister Thomas Pelham-Holles, 1st Duke of Newcastle.