1976–77 Copa del Rey
| 75th Copa del Rey | |
|---|---|
| Tournament details | |
| Country | Spain |
| Teams | 113 |
| Defending champions | Club Atlético de Madrid |
| Final positions | |
| Champions | Real Betis (1st title) |
| Runners-up | Athletic Bilbao |
| Tournament statistics | |
| Matches played | 223 |
The 1976–77 Copa del Rey was the 75th staging of the Spanish Cup. The competition began on 22 September 1976 and concluded on 25 June 1977 with the final.