 Born in Lyon, Bergougnoux began his career at his hometown club Olympique Lyonnais, where he was formed since a young age.His debut for the club came in a 2–0 defeat to RC Lens on 28 July 2001.After 36 games for Lyon, in which he scored four goals, he was sold to Toulouse in 2005 for €3.5 million, on a four-year deal.