The FIBA Europe Under-18 3x3 Championships (and FIBA Europe Under-17 3x3 Championships since 2021) is an under-17/under-18 3x3 basketball competition between FIBA Europe members. The event was held for the first time in Minsk, Belarus in 2015 and has been held annually ever since. In the championship there are 2 events, men's and women's. Each team has 4 players (3 on court, 1 bench), aged fewer than 18 years. The match is played on a half court and every rule applies as well as a 12-second shot clock and clearance needed on a new possession.