Michal Klasa (born 19 December 1953) is a retired cyclist from Czechoslovakia.

In 1976, he finished in eights and fifth place in the 4000 m individual and team pursuit, respectively.

In 1980, he won a bronze medal in the 100 km time trial, but failed to finish the individual road race.

[1] He missed the 1984 Summer Olympics due to their boycott by Czechoslovakia and competed in the Friendship Games instead, winning a bronze medal in the team road race.

[2] He retired around 1986 due to multiple past injuries and worked first as a cycling coach and then as a distributor of nutrition supplements.