2009 Louisiana–Lafayette Ragin' Cajuns football team

The 2009 Louisiana–Lafayette Ragin' Cajuns football team represented the University of Louisiana at Lafayette in the 2009 NCAA Division I FBS football season. The Ragin' Cajuns were led by eighth year head coach Rickey Bustle and played their home games at Cajun Field. The Ragin' Cajuns finished the season with a record of 6–6 overall and 4–4 in Sun Belt Conference play.

The 41,357 attendance at the Hebert Heymann Football Classic against Southern still holds the record for most attendance at Cajun Field