After playing in youth teams, Drogba made his professional debut aged 18 for Ligue 2 club Le Mans, and signed his first professional contract aged 21. After finishing the 2002–03 season with 17 goals in 34 appearances for Ligue 1 side Guingamp, he moved to Olympique de Marseille, where he finished as the third highest scorer in the 2003–04 season with 19 goals and helped the club reach the 2004 UEFA Cup Final.