Louisville Lightning was an American men's professional soccer club based in Louisville, Kentucky. The Lightning competed in the Professional Arena Soccer League, as a member of the Eastern Division. The club began play in 2009.

Sports in Louisville, Kentucky include amateur and professional sports in baseball, football, basketball, horse racing, horse shows, ice hockey, soccer and lacrosse. The city of Louisville and the Louisville metropolitan area have a sporting history from the mid-19th century to the present day.