1942–43 Nationalliga
| Season | 1942–43 |
|---|---|
| Dates | 6 September 1942 – 20 June 1943 |
| Champions | Grasshopper Club (12th title) |
| Relegated | Nordstern Basel |
| Matches played | 182 |
| Goals scored | 630 (3.46 per match) |
| Top goalscorer | Lauro Amadò (GC) 31 goals |
← 1941–42 1943–44 → | |
The following is the summary of the Swiss National League in the 1942–43 football season. This was the 46th season of top-tier football in Switzerland.