2026 Chile Open – Singles

Singles
2026 Chile Open
Champion Luciano Darderi
Runner-up Yannick Hanfmann
Score7–6(8–6), 7–5
Draw28 (4 Q / 3 WC )
Seeds8

Luciano Darderi defeated Yannick Hanfmann in the final, 7–6(8–6), 7–5 to win the singles tennis title at the 2026 Chile Open. It was his fifth ATP Tour title. Hanfmann was contesting his first ATP Tour final since 2020.

Laslo Djere was the reigning champion, but withdrew before the start of the tournament.

Emilio Nava was the first American to reach an ATP Tour singles quarterfinal on South American clay since Rajeev Ram at the 2017 Quito Open. Hanfmann was the first German man to reach an ATP Tour semifinal on South American clay since Tommy Haas at the 2014 Brasil Open.