Szolnoki Vízilabda Sport Club is a professional water polo team based in Szolnok, Hungary. Founded in 1921, it plays in OB I, the top division championship in the country, which they won on nine occas

VK Crvena zvezda is a professional water polo club based in Belgrade, Serbia. It is part of the SD Crvena Zvezda sports society. As of 2025–26 season, it competes in the Serbian Water Polo Super Leagu