2023–24 LEN Champions League
| 2023–24 LEN Champions League | |
|---|---|
| League | LEN Champions League |
| Sport | Water polo |
| Duration | 7 September 2023 – 7 June 2024 |
| Season MVP | Dušan Mandić (FTC-Telekom) |
| Top scorer | Álvaro Granados 39 goals (Novi Beograd) |
| Finals champions | FTC-Telekom (2nd title) |
| Runners-up | Pro Recco |
| Finals MVP | Dušan Mandić (FTC-Telekom) |
The 2023–24 LEN Champions League is the 61st edition of LEN's premier competition for men's water polo clubs. Because of the congested schedule, there's a new format this year. Pro Recco are the three-time defending champions.
FTC-Telekom won their second title after triumphing over Pro Recco in the final.