| Competition: | Tunisian Ligue Professionnelle 1 |
| Season: | 2002–03 |
| Winners: | Espérance de Tunis |
| Relegated: | AS Djerba ES Zarzis |
| Continentalcup1: | Champions League |
| Continentalcup1 Qualifiers: | Espérance de Tunis Étoile du Sahel |
| Continentalcup2: | Confederation Cup |
| Continentalcup2 Qualifiers: | Club Africain Stade Tunisien |
| League Topscorer: | Mohamed Selliti (12 goals) |
| Biggest Home Win: | EST 6–0 CSHL |
| Biggest Away Win: | ESS 0–4 CSS |
| Highest Scoring: | EST 4–3 USM |
| Matches: | 132 |
| Total Goals: | 298 |
| Prevseason: | 2001–02 |
| Nextseason: | 2003–04 |
The 2002–03 Tunisian Ligue Professionnelle 1 season was the 77th season of top-tier football in Tunisia.