The 1984–85 European Cup was the 20th edition of the European Cup, IIHF's premier European club ice hockey tournament.
The season started on October 4, 1984, and finished on September 7, 1985.
The tournament was won by CSKA Moscow, who won the final group.
Tappara, VEU Feldkirch, HC Bolzano, Sparta Sarpsborg, TMH Polonia Bytom : bye
Kölner EC, Dynamo Berlin, Dukla Jihlava, CSKA Moscow : bye (Megève, France)