2013 Cachantún Cup – Singles

Paul Capdeville was the defending champion, but lost in the second round to Marco Trungelliti. Facundo Bagnis won the title by defeating Thiemo de Bakker 7–6(7–2), 7–6(7–3) in the final.

Seeds
• # 🇦🇷 Martín Alund (quarterfinals)

• # Thiemo de Bakker (final)

• # 🇧🇷 Rogério Dutra da Silva (second round)

• # 🇦🇷 Federico Delbonis (quarterfinals)

• # Antonio Veić (semifinals)

• # 🇧🇷 João Souza (first round)

• # Paul Capdeville (second round)

• # 🇦🇷 Diego Sebastián Schwartzman (first round)