2010 South American Under-23 Championships in Athletics

The 4th South American Under-23 Championships in Athletics were held in Medellín, Colombia, at the Estadio Alfonso Galvis Duque at the Unidad Deportiva Atanasio Girardot on March 20–23, 2010. The championships, organized by CONSUDATLE, were held as a part of the South American Games (organized by ODESUR). A detailed report on the results was given. The most prominent result was achieved in the heat of the women's 100 metres by Ana Cláudia Lemos Silva. Her time of 11.17 (wind: 1.4 m/s) equaled the South American and Brazilian record, and set a new championships and games record.