The Serbia men's national under-20 basketball team () is the men's basketball team, administered by Basketball Federation of Serbia, that represents Serbia in international under-20 men's basketball competitions, consisting mainly of the FIBA U20 EuroBasket. The event was originally referred to as the European Championship for Men '22 and Under' and the 2000 European Championship for Young Men.
The national team competed as FR Yugoslavia up to 2002, and as Serbia and Montenegro from 2004 to 2006.
After finished 15th at the 2019 Division A Championship, the team was relegated to Division B.