The Italian clubs have won the most titles (46), ahead of clubs from Hungary (32).
Winners
By club
The following table lists all the men's clubs that have won at least one LEN Europe club competition, and is updated as of June 4, 2022 (in chronological order).
The following table lists all the countries whose clubs have won at least one LEN competition, and is updated as of June 4, 2022 (in chronological order).