Yann Lemeur (born 29 March 1967) is a French former international rugby union player.
Born in Paris, Lemeur was a French Universities representative, winning a world championship in 1992. He was capped by France as a lock against Romania at Bucharest in 1993 and made the squad for that year's tour of South Africa.
Lemeur played his club rugby with Racing Club de France, CA Bègles-Bordeaux and Stade Bordelais.