| Club: | FC Nantes |
| Season: | 2002–03 |
| Chrtitle: | President |
| Chairman: | Jean-Luc Gripond |
| Mgrtitle: | Head coach |
| Manager: | Ángel Marcos |
| Stadium: | Stade de la Beaujoire |
| League: | Ligue 1 |
| League Result: | 9th |
| Cup1: | Coupe de France |
| Cup1 Result: | Round of 32 |
| Cup2: | Coupe de la Ligue |
| Cup2 Result: | Quarter-finals |
| League Topscorer: | Marama Vahirua (7) |
| Season Topscorer: | Marama Vahirua (7) |
| Average Attendance: | 32,421[1] |
| Prevseason: | 2001–02 |
| Nextseason: | 2003–04 |
The 2002–03 season is FC Nantes's 60th season in existence and the club's 40th consecutive season in the top flight of French football. In addition to the domestic league, Nantes participated in this season's editions of the Coupe de France and the Coupe de la Ligue. The season covers the period from 1 July 2002 to 30 June 2003.
Squad at end of season[2]
| scope=col | Player | Transferred from | scope=col; style="width: 65px;" | Fee | scope=col | Date | scope=col | Source | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 15 | TBD |
| scope=col | Player | Transferred to | scope=col; style="width: 65px;" | Fee | scope=col | Date | scope=col | Source | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 15 | TBD |
See main article: 2002–03 Ligue 1.
See main article: 2002–03 Coupe de France.
See main article: 2002–03 Coupe de la Ligue.