The 1908 LSU Tigers football team represented the LSU Tigers of Louisiana State University during the 1908 college football season. The Tigers were coached by Edgar Wingard and posted a perfect 10–0 record, outscoring opponents 442 to 11. The team played its home games at State Field and competed as members of the Southern Intercollegiate Athletic Association (SIAA).

The LSU Tigers football program, also known as the Fighting Tigers, represents Louisiana State University in college football. The Tigers compete in the Football Bowl Subdivision (FBS) of the National Collegiate Athletic Association (NCAA) and the Western Division of the Southeastern Conference (SEC).