William Astor, 4th Viscount Astor (born 27 December 1951) is a British businessman and politician who sits as an elected hereditary peer in the House of Lords. He was educated at Eton, and in 1976 he married Annabel Sheffield, with whom he has two sons and a daughter. His stepdaughter Samantha Sheffield is a company director and is married to the Conservative Member of Parliament David Cameron. He is presently the director of Chorion Plc (since 1996) and Urbium Plc (since 2002). Jump to: navigation, search December 27 is the 361st day of the year in the Gregorian Calendar. ... Jump to: navigation, search 1951 was a common year starting on Monday; see its calendar. ... Listen to this article (help) Listen to this article · (info) This audio file was created from the revision dated 2005-06-08, and does not reflect subsequent edits to the article. ... Jump to: navigation, search This article is about the British House of Lords. ... Eton can refer to several things: Eton, Berkshire, a town in England. ... Jump to: navigation, search Samantha Sheffield Cameron is the wife of British Conservative MP and possible future Conservative Party leader, David Cameron. ... Conservatism or political conservatism is any of several historically related political philosophies or political ideologies. ... A Member of Parliament, or MP, is a representative elected by the voters of an electoral district to a parliament; in the Westminster system, specifically to the lower house. ... Jump to: navigation, search David Cameron MP David William Donald Cameron (born October 9, 1966) is a British politician of the Conservative Party. ...