| Competition: | Ligue 1 |
| Season: | 2002–03 |
| Dates: | 2 August 2002 – 24 May 2003 |
| Winners: | Lyon (2nd Title) |
| Relegated: | Le Havre Sedan Troyes |
| Continentalcup1: | Champions League |
| Continentalcup1 Qualifiers: | Lyon Monaco Marseille |
| Continentalcup2: | UEFA Cup |
| Continentalcup2 Qualifiers: | Bordeaux Sochaux Auxerre Lens |
| League Topscorer: | Shabani Nonda (26 goals) |
| Matches: | 380 |
| Total Goals: | 837 |
| Prevseason: | 2001–02 (Division 1) |
| Nextseason: | 2003–04 |
For the 2002–03 season, the French Division 1 was renamed as Ligue 1 and was expanded to contain 20 clubs, which played 38 matches against each other, rather than the 34 matches in previous seasons. Lyon won the 2002–03 Ligue 1 season of the French Association Football League with 68 points.
| Rank | Player | Club | Goals[1] |
|---|---|---|---|
| 1 | Shabani Nonda | Monaco | 26 |
| 2 | Pauleta | Bordeaux | 23 |
| 3 |  Didier Drogba | Guingamp | 17 |
| 4 |  Djibril Cissé | Auxerre | 14 |
 Henri Camara | Sedan | ||
| 6 |  Juninho | Lyon | 13 |
| 7 | Sonny Anderson | Lyon | 12 |
| Dado Pršo | Monaco | ||
| Kaba Diawara | Nice | ||
| Antoine Sibierski | Lens |