The 2024–25 LEN Challenger Cup was the 3rd edition of a water polo competition organised by European Aquatics. It acts as the third tier, below the LEN Champions League and the LEN Euro Cup. The reigning champions are Galatasaray, but they won't defend their title as they didn't enter.
Format
16 teams are grouped into 4 pools of four clubs. The top 2 from every pool advances to the quarter-finals, followed by semi-finals and finals.[1]
Rankings
Only teams below the top 12 can enter this competition.
In the qualification round, teams play in a round robin format. The top 2 in each group advance. Due to the lack of clubs wanting the host the groups, Nováky and Sliema hosted two groups.[4][5]
Draw
The draw was on 16 September 2024.[6] H indicates which club is hosting the groups. Teams in bold advanced to the quarter-finals. The seeding was decided by as follows:
The draw was on 11 November 2024. The seeded and unseeded clubs consist of the teams that finished first and second in the previous round respectively. The only restriction was that clubs from the same group in the previous round could not be drawn against each other.