2008 Movistar Open – Singles

Luis Horna was the defending champion, but lost in the second round to Carlos Berlocq.

Fernando González won with a walkover, after Juan Mónaco withdrew from the final due to a left ankle injury.

Seeds
• # Fernando González (champion)

• # 🇦🇷 Juan Ignacio Chela (first round)

• # 🇦🇷 Juan Mónaco (final, withdrew due to a left ankle injury)

• # 🇪🇸 Fernando Verdasco (second round)

• # 🇦🇷 Agustín Calleri (first round)

• # 🇪🇸 Óscar Hernández (first round)

• # 🇦🇷 José Acasuso (quarterfinals)

• # Nicolás Massú (first round)

Seeds
• # 🇪🇸 Marcel Granollers Pujol (qualified)

• # 🇪🇸 Rubén Ramírez Hidalgo (qualifying competition)

• # 🇪🇸 Daniel Gimeno Traver (qualified)

• # 🇦🇷 Eduardo Schwank (qualified)

• # 🇧🇷 Thomaz Bellucci (qualifying competition)

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

• # 🇬🇧 Jamie Baker (second round)

• # 🇪🇸 Gabriel Trujillo Soler (second round)

Qualifiers
• # 🇪🇸 Marcel Granollers Pujol

• # 🇪🇸 David Marrero

• # 🇪🇸 Daniel Gimeno Traver

• # 🇦🇷 Eduardo Schwank