John Cairncross (25 July 1913 – 8 October 1995) was a British civil servant who became an intelligence officer and spy during the Second World War. As a Soviet double agent, he passed to the Soviet Union the raw Tunny decryptions that influenced the Battle of Kursk. He was alleged to be the fifth member of the Cambridge Five. [1]

John Cairncross was a British literary scholar and civil servant who was identified in the 1990s as the “fifth man” in the notorious Cambridge spy ring that included Kim Philby, Guy Burgess, Donald Maclean, and Anthony Blunt.

May 29, 2019 · John Cairncross, a member of the infamous Cambridge Ring of Five, leaked highly sensitive documents to the Soviet Union.

John Cairncross (1913-1995) was a British literary scholar, civil servant, and Soviet atomic spy. In the 1990s, Cairncross was identified as the "fifth man" in the Cambridge spy ring, which consisted of four other Soviet double agents: Anthony Blunt, Guy Burgess, Donald Maclean, and Kim Philby.

John Cairncross became Rome correspondent of The Economist, The Observer, and the Canadian Broadcasting Corporation. He was employed by the United Nations at Geneva (1953–6). In then lived in Bangkok where he was chief editor for the Economic Council for Asia and the Far East (1957–62).

John Cairncross, the last survivor of the KGB's "Ring of Five", was a testament to misconceived idealism among Britain's intelligentsia in the 1930s and to the futility of MI5's...

Oct 10, 1995 · John Cairncross, the "Fifth Man" in a ring of British spies that gave Western secrets to the Soviet Union, died on Sunday at his home in the west of England. He was 82.

British intelligence officer who passed secrets to the Soviet Union.

John Cairncross spied for the USSR at Bletchley Park in World War Two. In 1979 it was claimed that he was the ‘Fifth man’ in the Cambridge Five spy ring. John Cairncross was born on 25 July 1913 in Lesmahagow, Scotland.

May 13, 2019 · John Cairncross was among the most damaging spies of the twentieth century. A member of the infamous Cambridge Ring of Five, he leaked highly sensitive documents from Bletchley Park, MI6 and the...