José de Jesús Martínez (also known as "Chuchú Martínez" or "Sergeant Chuchú") (June 8, 1929 in Managua – January 27, 1991 in Panama) was a poet, playwright, philosopher, pilot and mathematician and a former aide to General Omar Torrijos Herrera, ruler of Panama from 1968 to 1981.
Through his association with Torrijos, Martínez became a major figure in Graham Greene's 1984 book Getting to Know the General: The Story of an Involvement.