Abstract from Wikipedia : Randolph Frederick Edward Spencer-Churchill, MBE (28 May 1911 – 6 June 1968) was the son of British Prime Minister Winston Churchill and his wife Clementine. He was a Conservative Member of Parliament (MP) for Preston from 1940 to 1945. His wife from 1939 to 1946 was Pamela Harriman, who later became United States Ambassador to France and gave him a son Winston Churchill, who would follow his father into Parliament.