1942–43 Swiss 1. Liga
| Season | 1942–43 |
|---|---|
| Champions | 1. Liga champions: La Chaux-de-Fonds Group West winners: La Chaux-de-Fonds Group East winners: Bellinzona |
| Promoted | La Chaux-de-Fonds |
| Relegated | Group West: Dopolavoro Genève Monthey Group East: Blue Stars |
| Matches played | 156 (West), 132 (East) 1 decider plus 2 play-offs and 3 play-outs |
← 1941–42 1943–44 → | |
The 1942–43 1. Liga season was the 11th season of the 1. Liga since its creation in 1931. At this time, the 1. Liga was the second-tier of the Swiss football league system.