List of Famous people who died at 66

Alexander John Bruce-Lockhart, Baron Bruce-Lockhart,, commonly known as Sandy Bruce-Lockhart, was a British Conservative politician and a senior figure in English local government. He was the leader of Kent County Council and then Chairman of the Local Government Association. He was succeeded by Simon Milton, ex-Leader of Westminster Council.

Lau Lauritzen Jr., was a Danish actor, screenwriter, and film director. As a director, he was a 4-time recipient of the Bodil Award for Best Danish Film. Lauritzen co-founded the Danish film studio ASA Film and served as the studio's artistic director (1937–1945) and administrative director (1945–1964).

Thomas W. Flynn was an American author, journalist, novelist, executive director of the Council for Secular Humanism, and editor of its journal Free Inquiry. He was also director of the Robert Green Ingersoll Birthplace Museum and the Freethought Trail.

Prince George Valdemar Carl Axel of Denmark was a Danish prince. He was a second cousin of Prince Philip, Duke of Edinburgh

Jacques Lucien Monod was a French biochemist who won the Nobel Prize in Physiology or Medicine in 1965, sharing it with François Jacob and André Lwoff "for their discoveries concerning genetic control of enzyme and virus synthesis".

John Bernard Philip Humbert de Salis, 9th Count de Salis-Soglio, TD, John da Buri, Graf v. Salis-Soglio, ; SRI Comes, Illustris et Magnificus, was a Count de Salis-Soglio. He was a ICRC delegate and envoy; Knight Grand Cross of Honour and Devotion (2000) of the Sovereign Military Order of Malta, and Knight Grand Cross of the Order of Merit of the Order of Malta with Swords, first ambassador of the Order to Thailand 1986-98, Cambodia 1993-98, president of its Swiss Association (1995-2000) and of CIOMAL, 2000–08; British soldier and lawyer; Valpolicella vigneron and hereditary Knight of the Golden Spur.