The 20th South American Youth Championships in Athletics were held in Santiago, Chile at the Estadio Nacional Julio Martínez Prádanos from October 9–10, 2010.

[1] Medal winners are published,[1] and complete results can be found on the Fedachi,[2][3][4][5][6] on the Fecodatle,[7] and on the "World Junior Athletics History" website.

The announced Carlos Eduardo Pereira did not appear in the start lists.

Detailed result lists can be found on the "World Junior Athletics History" website.

[8] An unofficial count yields the number of about 278 athletes from about 13 countries: