The 2021 FIBA Under-16 Americas Championship was the men's international basketball competition that was held in Xalapa, Mexico, from 23 to 29 August 2021.

The top four teams qualified for the 2022 FIBA Under-17 Basketball World Cup in Spain.

[2] Eight teams from three sub zones were qualified through the Nike Youth Ranking for each sub-zone.

[2] The draw ceremony for the competition took place on August 10th at the FIBA Regional Office, in the city of Miami, Florida.

[3] All times are local (UTC−5).