Manfred Heß (born 21 November 1943 in Uerdingen)Die Olympiamannschaft der Bundesrepublik Deutschland, ed. proSport, München 1972, p. 160 is a former West German slalom canoeist who competed from the late 1960s to the early 1970s.
He won three medals in the C-2 team event at the ICF Canoe Slalom World Championships with a gold in 1969, a silver in 1971 and a bronze in 1967.
References Overview of athlete's results at canoeslalom.net