Denis Tunnicliffe, Baron Tunnicliffe CBE is a British pilot and railwayman. The son of Arthur and Ellen Tunnicliffe, he was educated at Henry Cavendish School in Derby and University College, London, where he graduated with a Bachelor of Science in mathematics in 1965. He was further educated at the College of Air Training in Hamble and worked then for British Overseas Airways Corporation and later British Airways from 1966 to 1986. Until 1972, he was co-pilot. From 1986 to 1988, Tunnicliffe was chief executive of the Aviation Division of International Leisure Group. For London Underground Ltd, he was managing director between 1988 and 1998 and chairman between 1998 and 2000. Tunnicliffe was chief executive of London Regional Transport from 1998 to 2000 and chairman of the United Kingdom Atomic Energy Authority from 2002 to 2004. Since 2003 he is chairman of the Rail Safety and Standards Board. For the British Airline Pilots' Association, he was a member between 1966 and 1972, and local council member from 1969 to 1972. Tunnicliffe is Trustee of Homerton College, Cambridge and council member of Royal Holloway, University of London. 

January 17th, 1943 in (Age 81)