1990–91 Nationalliga A
| Season | 1990–91 |
|---|---|
| Champions | Grasshopper Club |
| Relegated | none |
| Top goalscorer | Dario Zuffi, Young Boys, (17 goals) |
← 1989–90 1991–92 → | |
| Season | 1990–91 |
|---|---|
| Champions | No team was declared champions |
| Promoted | none |
| Relegated | Chênois SC Burgdorf FC Montreux-Sports |
| Top goalscorer | n/a |
← 1989–90 1991–92 → | |
Statistics of the Swiss National League in the 1990–91 football season, both Nationalliga A and Nationalliga B.