Lionel Roux (born April 12, 1973 in Lyon) is a former tennis player from France, who turned professional in 1991. He was French National Junior champion in 1991, but didn't win a single title (singles and/or doubles) during his pro career. The right-hander reached his highest individual ranking on the ATP Tour on March 13, 1995, when he became the number 48 of the world. Roux has also made an appearance in the 1991 French comedy La Tour Montparnasse Infernale.