The 1979–80 season of the European Cup football club tournament was won by holders Nottingham Forest in the final against Hamburg.

The winning goal was scored by John Robertson, who drilled the ball into the corner of the Hamburg net from outside the penalty area.

Nottingham Forest remain the only side to have won the European Cup more times than their domestic top flight.

Nottingham Forest won 3–1 on aggregate.

Nottingham Forest won 4–1 on aggregate.

2–2 on aggregate; Real Madrid won on away goals.

The top scorers from the 1979–80 European Cup (excluding preliminary round) are as follows: