One team qualified for the tournament through the SAR North Sevens.

Chile — as the top finishing non core team — qualified for the 2017 USA Sevens.

Lower-ranked teams qualified through the Sudamérica Rugby North Sevens tournament, held in Guarne-Antioquia, Colombia from 8–9 July 2016[2] Group A Group B Group C Semi-Finals Seventh Place Playoff Fifth Place Playoff Third Place Playoff Final The main South America Sevens series will take place over two legs, one in Punta del Este, Uruguay, and one in Viña del Mar, Chile.

Unlike the other continental sevens championships, the South American Sevens invites countries from outside South America to participate.

Fiji, United States, and Canada sent developmental teams.