Leonardo Lavalle Moreno (born 14 July 1967) is a former tennis player from Mexico. He reached his highest singles ATP-ranking of world No. 51 on 17 March 1986 and his highest doubles ranking of No. 23 in April 1992. Lavalle represented his native country at the 1992 Summer Olympics in Barcelona, where he was defeated in the quarterfinals by the eventual runner-up Jordi Arrese from Spain. The left-hander won one career title in singles in Tel Aviv in 1991.
Lavalle won the 1984 US Open â Boys' doubles title with Mihnea NÃÂstase. He turned professional in 1985. He won the 1985 Wimbledon Junior singles title, and reached the men's doubles final in 1991. His singles win was notable for the fact that the men's singles winner that year Boris Becker was younger than Leonardo. He was also a Wimbledon doubles semifinalist in 1989 and in 1990 and at the French Open in 1988 and in 1991.
Lavalle won the Abierto Mexicano doubles titles in 1993 in Mexico City at the inaugural edition, and in 1995.