David Alexander Tetlow Stafford (born 10 March 1942) was projects director at Edinburgh University's Centre for the Study of the Two World Wars and is Leverhulme Emeritus Professor in the university's School of History, Classics and Archaeology.
He then took up an appointment as research associate (1968–70) at the Centre of International Studies at the London School of Economics and Political Science.
He then became assistant professor of history (1970–76) at Canada's University of Victoria in British Columbia.
From 1992 to 2000 Stafford became a visiting professor at Edinburgh University's Institute for Advanced Studies in the Humanities, and then, from 2000, he became projects director at the Centre for the Study of the Two World Wars.
[1] Stafford is particularly noted for his scholarly works concerning Winston Churchill and British intelligence, various aspects of the Second World War, and twentieth-century intelligence and espionage with a focus on Britain.