The 1966âÂÂ67 European Cup was the 12th season of the European Cup, UEFA's premier club football tournament. The competition was won by Celtic for the first time, when they beat Inter Milan 2âÂÂ1 in the final at the Estádio Nacional, Lisbon, on 25 May 1967, making them the first British team, as well as the only Scottish team (as of 2025) to win the trophy. Celtic also became just the second team to win the tournament on their debut appearance after Inter Milan in 1963âÂÂ64 edition.
Real Madrid were the defending champions, but were eliminated by eventual finalists Inter Milan in the quarter-finals.
The Soviet Union entered its champion for the first time this season.
A total of 33 teams participated in the competition.
Spain was represented by two clubs, with Real Madrid qualifying as title holders and Atlético Madrid as Spanish champions.
Real Madrid made their twelfth consecutive appearance in the competition, while CSKA Red Flag participated for the eighth time. Anderlecht and Dukla Prague appeared in their seventh tournament.
Admira-NÃÂ Energie Wien, Omonia, VÃÂ¥lerenga, Waterford, Celtic, Torpedo Moscow, 1860 Munich, and Vojvodina made their debut in the competition.
Atlético Madrid returned to the tournament for the first time since 1958âÂÂ59 edition, while Petrolul PloieÃÂti returned to the competition after seven years. Ajax, Beà Âiktaà  and Olympiacos made their first appearance for six years.
All participants were their respective associations champions, except for title holders Real Madrid.
Due to the number of participating teams and to allow title holders to receive a bye to the next round, a second round was introduced in the competition.
With title holders Real Madrid placed in the second round, a draw took place to select four teams from the remaining participants to play preliminary round in September.
Vorwärts Berlin won 12âÂÂ1 on aggregate.
CSKA Red Flag won 6âÂÂ1 on aggregate.
Atlético Madrid won 5âÂÂ1 on aggregate.
Vojvodina won 1âÂÂ0 on aggregate.
Nantes won 8âÂÂ4 on aggregate.
Celtic won 5âÂÂ0 on aggregate.
Ajax won 4âÂÂ1 on aggregate.
3âÂÂ3 on aggregate.
Play-off
Liverpool won 2âÂÂ0 in a play-off match.
Dukla Prague won 6âÂÂ0 on aggregate.
Anderlecht won 12âÂÂ1 on aggregate.
Inter Milan won 1âÂÂ0 on aggregate.
Vasas won 7âÂÂ0 on aggregate.
1860 Munich won 10âÂÂ1 on aggregate.
Linfield won 9âÂÂ4 on aggregate.
CSKA Red Flag won 3âÂÂ2 on aggregate.
3âÂÂ3 on aggregate.
Górnik Zabrze won 3âÂÂ1 in a play-off match.
3âÂÂ3 on aggregate.
Play-off
Vojvodina won 3âÂÂ2 in a play-off match.
Celtic won 6âÂÂ2 on aggregate.
Ajax won 7âÂÂ3 on aggregate.
Dukla Prague won 6âÂÂ2 on aggregate.
Inter Milan won 4âÂÂ1 on aggregate.
Real Madrid won 3âÂÂ2 on aggregate.
Linfield won 5âÂÂ2 on aggregate.
CSKA Red Flag won 4âÂÂ3 on aggregate.
Celtic won 2âÂÂ1 on aggregate.
Dukla Prague won 3âÂÂ2 on aggregate.
Inter Milan won 3âÂÂ0 on aggregate.
CSKA Red Flag won 3âÂÂ2 on aggregate.
Celtic won 3âÂÂ1 on aggregate.
2âÂÂ2 on aggregate.
Play-off
The top scorers from the 1966âÂÂ67 European Cup (excluding preliminary round) were as follows: