Ørnulf Tofte (born 12 February 1922) is a retired Norwegian police officer who was a major figure in the Norwegian intelligence service during much of the Cold War.
He served as Assistant Chief of Police and head of counter-intelligence in the Police Surveillance Agency.
Tofte uncovered several illegal Soviet spies and personally arrested the Soviet spies Asbjørn Sunde, Gunvor Galtung Haavik and Arne Treholt.
Tofte has been widely recognized for his role during the Cold War, and received the King's Medal of Merit in Gold in 1987.
He published the biography Spaneren in the same year.