René De Clercq (16 March 1945 – 1 January 2017) was a Belgian cyclo-cross cyclist.

Professional from 1970 to 1976, he won a bronze medal at the 1971 UCI Cyclo-cross World Championships and was the UCI Amateur World Champion in 1969.

He was the brother of Roger De Clercq and the father of Mario De Clercq, also professional cyclists.

[1][2]