2011 Challenger Ciudad de Guayaquil – Singles

Paul Capdeville was the defending champion but decided not to participate. Matteo Viola won the title, defeating Guido Pella 6–4, 6–1 in the final.

Seeds
• # 🇦🇷 Diego Junqueira (first round)

• # 🇧🇷 João Souza (second round)

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

• # 🇪🇸 Rubén Ramírez Hidalgo (semifinals)

• # 🇺🇸 Wayne Odesnik (quarterfinals)

• # 🇦🇷 Máximo González (second round)

• # 🇮🇹 Alessandro Giannessi (first round)

• # 🇪🇸 Daniel Muñoz-de la Nava (first round)