1990–91 Tunisian National Championship
| Season | 1990–91 |
|---|---|
| Champions | Espérance de Tunis |
| Relegated | Sfax Railways Sports AS Oued Ellil |
| Cup of Champions | Espérance de Tunis Club Africain |
| Cup Winners' Cup | Étoile du Sahel |
| CAF Cup | CA Bizertin |
| Matches played | 182 |
| Goals scored | 413 (2.27 per match) |
| Top goalscorer | Fethi Chehaibi "Bargou" (15 goals) |
| Biggest home win | CA 4–0 USM EST 4–0 OB |
| Biggest away win | CSS 0–4 CAB |
| Highest scoring | ASM 4–2 JSK CAB 4–2 ESS COT 4–2 ASM USM 4–2 COT CA 3–3 CSS ST 3–3 AS Ouued Ellil |
← 1989–90 1991−92 → | |
The 1990–91 Tunisian National Championship season was the 65th season of top-tier football in Tunisia.