Denis Smyth (born 1948) is professor of History at the University of Toronto. His doctorate is from the University of Cambridge. While at Cambridge he studied under F.H. Hinsley, a noted scholar of the Second World War. He is a specialist in modern international relations, particularly the period surrounding World War II and the Spanish Civil War. Among his major works is a monumental collected edition of previously classified British documents from the period just after World War II.
Deathly Deception: The Real Story of Operation Mincemeat Oxford: Oxford University Press, 2010.
Diplomacy and strategy of survival : British policy and Franco's Spain, 1940-41 Cambridge [Cambridgeshire] ; New York : Cambridge University Press, 1986. ISBN0-521-22819-0
Spain, the EEC, and NATO by Paul Preston; Denis Smyth; Boston : Routledge & K. Paul [for] the Royal Institute of International Affairs, 1984. ISBN0-7100-9559-7
Translated into Spanish as España ante la CEE y la OTAN by Paul Preston; Denis Smyth Barcelona : Grijalbo, 1985.
"Battleground of reputations : Ireland and the Spanish Civil War" in The Republic Besieged: Civil War in Spain 1936-1939 ed. by Paul Preston & Ann L Mackenzie. Edinburgh University Press, 1996. ISBN0-585-08688-5
"Reflex reaction : Germany and the onset of the Spanish Civil War" in Revolution and war in Spain, 1931-1939 ed. by Paul Preston New York : Methuen, 1984. ISBN0-416-34960-9
"Politics of asylum, Juan Negrin and the British government in 1940" in Diplomacy and intelligence during the Second World War ed. by F H Hinsley; Richard Langhorne. Cambridge University Press, 1985. ISBN0-521-26840-0
"Our Man in Havana, Their Man in Madrid: Literary Invention in Espionage Fact and Fiction" Intelligence and National Security 1990 5(4): 117-135
"Screen Torch: Allied Counter-Intelligencve and Spanish Threat to the Secrecy of the Allied Invasion of French North Africa in November, 1942." Intelligence and National Security 1989 4(2): 335-356.
"Franco and World War II History Today 1985 35(Nov): 10-15