HAVK Mladost Zagreb

Hrvatski akademski vaterpolski klub Mladost (English: Mladost academic water polo club) is a professional water polo club based in Zagreb, Croatia. The club was formed in 1946 and it is part of the Mladost sports society.

Mladost was European champion seven times, and won a total of 15 European trophies. The club was the national champion seventeen times, and the winner of the national cup eleven times. Since the founding of the Republic of Croatia, it has won eleven Croatian championships and ten Croatian cups. LEN declared Mladost the best world Water polo club of the 20th Century.

Mladost made its debut on TOMO Tournament in 2011, best result is 8th place from 2018. In this years tournament it will compete in U12 and U14 category.