Sarah Churchill, Duchess of Marlborough
Sarah Churchill was born in London, the second daughter of Winston Churchill, later Prime Minister from 1940 to 1945 and again from 1951 to 1955, and Clementine Churchill, later Baroness Spencer-Churchill; she was the third of the couple's five children and was named after Sir Winston's ancestor, Sarah Churchill, Duchess of Marlborough. She was educated at Notting Hill High School as a day girl and later at North Foreland Lodge as a boarder.