| Club: | Marseille |
| Season: | 1997–98 |
| Chairman: | Robert Louis-Dreyfus |
| Manager: | Rolland Courbis |
| League: | Division 1 |
| League Result: | 4th |
| Cup1: | Coupe de France |
| Cup1 Result: | Round of 16 |
| Cup2: | Coupe de la Ligue |
| Cup2 Result: | Quarter-finals |
| League Topscorer: | Laurent Blanc (14) |
| Pattern B1: | _om9798_h |
| Pattern Sh1: | _om0203 h |
| Leftarm1: | FFFFFF |
| Rightarm1: | FFFFFF |
| Socks1: | FFFFFF |
| Pattern La2: | _om9798_a |
| Pattern B2: | _om9798_a |
| Pattern Ra2: | _om9798_a |
| Pattern Sh2: | _om0203 a |
| Pattern So2: | _om0203away |
| Pattern La3: | _om9798_t |
| Pattern B3: | _om9798_t |
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| Pattern So3: | _om9798_t |
| Prevseason: | 1996–97 |
| Nextseason: | 1998–99 |
The 1997–98 season was the 92nd season in the history of Olympique de Marseille and the club's second consecutive season in the top flight of French football. In addition to the domestic league, Marseille participated in this season's editions of the Coupe de France and the Coupe de la Ligue.
Squad at end of season
See main article: 1997–98 French Division 1.
See main article: 1997–98 Coupe de France.
See main article: 1997–98 Coupe de la Ligue.