2009 Challenger Ciudad de Guayaquil – Singles

Sergio Roitman, the defending champion, lost to Martín Alund already in the first round.

Nicolás Lapentti defeated Santiago Giraldo 6–2, 2–6, 7–6(4) in the final match.

Seeds
• # 🇨🇴 Santiago Giraldo (final)

• # 🇪🇨 Nicolás Lapentti (champion)

• # Rui Machado (quarterfinals)

• # Nicolás Massú (first round)

• # 🇦🇷 Sebastián Decoud (first round)

• # 🇦🇷 Sergio Roitman (first round)

• # 🇧🇷 Júlio Silva (quarterfinals)

• # 🇦🇷 Brian Dabul (quarterfinals)