Josef Fuchs (born 24 July 1948) is a retired Swiss racing cyclist. As an amateur he won two world championship medals in 1969 and 1971, both on the road and on track. He also won a few minor races and two stages of the Tour de l'Avenir (1969 and 1971) and one of the Milk Race (1971).

In late 1971 he turned professional and the same year won the Giro della Toscana. He placed eighth overall in the 1975 Tour de France and won the Liège–Bastogne–Liège race in 1981.

During his career Fuchs won four national titles, two on track, as amateur in 1970 and 1971, and two on the road, as professional in 1972 and 1973.