The FIBA South America Under-21 Championship for Men is a sporadically held basketball tournament. With the FIBA Americas Under-20 Championship having not been held since 2004 and no plans to hold it in the near future, this tournament's future is in doubt.
The tournament was played in Vitória, Brazil, from 10 to 15 June 1996.
The tournament was played in Montevideo, Uruguay, from 24 June to 2 July 2000.
The tournament was played in Ancud, Chile, from 14 to 20 June 2004.
The tournament was played in Salta, Argentina, from 30 July to 5 August 2018.
The tournament was played in Tunja, Colombia, from 12 to 18 August 2019.