1973–74 Nationalliga A
| Season | 1973–74 | 
|---|---|
| Champions | Zürich | 
| Relegated | La Chaux-de-Fonds Chiasso  | 
| Top goalscorer | Daniel Jeandupeux (Zürich) 22 goals  | 
← 1972–73  1974–75 →   | |
| Season | 1973–74 | 
|---|---|
| Champions | Luzern | 
| Promoted | Luzern Vevey-Sports  | 
| Relegated | Young Fellows FC Tössfeld  | 
| Top goalscorer | Pierre-Albert Waeber (FC Grenchen) 19 goals  | 
← 1972–73  1974–75 →   | |
The following is the summary of the Swiss National League in the 1973–74 football season, both Nationalliga A and Nationalliga B. This was the 77th season of top-tier and the 76th season of second-tier football in Switzerland.