The Slovenia men's national under-20 basketball team (Slovene: Slovenska košarkarska reprezentanca do 20 let) is the representative for Slovenia in international under-20 basketball competitions, and it is organized and run by the Basketball Federation of Slovenia (Košarkarska zveza Slovenije). The Slovenia under-20 national basketball team represents Slovenia at the FIBA U20 European Championship.

Slovenia U20 is the national basketball team representing Slovenia in international competitions for players under the age of 20. The team is known for its skilled and talented young players who showcase their abilities on the court with passion and determination. With a strong emphasis on teamwork and strategic gameplay, Slovenia U20 has achieved success in various youth tournaments and championships, earning recognition for their impressive performances. The team's dedication to developing young talent and fostering a competitive spirit has made them a formidable force in the world of youth basketball. Slovenia U20 continues to strive for excellence and aims to make a mark on the international basketball stage with their promising young stars.