2023–24 LEN Women's Euro Cup

The 2023–24 LEN Women's Euro Cup is the 25th edition of the water polo competition organised by the Ligue Européenne de Natation (LEN). This is the first season under the new changes made by LEN. UVSE Budapest are the reigning champions, but won't defend their title due to their involvement in this season's Champions League.

Antenore Plebiscito Padova won an all-Italian final against Pallanuoto Trieste to secure the Euro Cup title for the first time.

Format
The eight teams that failed to make the Women's Champions League group stage go into two groups of four. For the first time ever, the groups are held in a home and away format. The top two in each group qualify for the final four, which returns after a two edition absence, to decide the winners of the LEN Women's Euro Cup.

Rankings
Starting this season, LEN also started a club rankings. Countries inside the top 6 of the new LEN women's club rankings are eligible to enter teams 5 clubs into the Champions League and Euro Cup. While countries outside the top 6 can enter their league champion into either the Champions League or Challenger Cup.

Teams
Team that failed to make the main round of the Champions League participate in this tournament.

Draw
The draw was held on 26 September 2023 in Barcelona, Spain. Pot 1 and 2 consist of the teams that finished fourth and fifth in the Champions League Qualification round respectively.

Group stage
The top two from each group advance to the final four.

Teams are ranked according to points (3 points for a win, 2 points for a penalty shootout win, 1 point for a penalty shootout loss, 0 points for a loss), and if tied on points, the following tiebreaking criteria are applied, in the order given, to determine the rankings:


 * Points in head-to-head matches among tied teams;
 * Goal difference in head-to-head matches among tied teams;
 * Goals scored in head-to-head matches among tied teams;
 * Goal difference in all group matches;
 * Goals scored in all group matches.

Final four
On 3 April 2024, the hosting rights were given to Pallanuoto Trieste and the event was held at the Bruno Bianchi Swimming Center in Trieste. Tickets are free for the final four.

Bracket
 