The Chile Open is a professional men's tennis tournament played on outdoor red clay courts in Santiago, Chile. The tournament was originally founded as the Chile International Championships in 1930 as a combined men's and women's tennis event. In its history it was held alternately in Viña del Mar city and in 2010, Colina. It is part of the ATP Tour 250 of the Association of Tennis Professionals (ATP) Tour and part of the four-tournament Golden Swing.