| Tournament details | |
|---|---|
| Dates | 10 September 1963 – 27 May 1964 |
| Teams | 31 |
| Final positions | |
| Champions |
|
| Runners-up |
|
| Tournament statistics | |
| Matches played | 61 |
| Goals scored | 212 (3.48 per match) |
| Top scorer(s) |
(7 goals each) |
The 1963–64 season of the European Cup club football tournament saw Internazionale win the title with a 3–1 victory over Real Madrid. It was the second consecutive season that an Italian team had won the competition.
Milan, the defending champions, were eliminated by Real Madrid in the quarter-finals.
Cyprus entered its champion for the first time this season.
1 Górnik Zabrze beat Austria Wien 2–1 in a play-off to qualify for the first round.
Note: For the first time in the tournament organization, only the title holder, Milan, received byes.