2011 Valencia Open 500 – Singles

David Ferrer was the defending champion, but lost in the semifinals to Juan Mónaco.

Marcel Granollers won the title, defeating Juan Mónaco 6–2, 4–6, 7–6(7–3) in the final.

Seeds
• # 🇪🇸 David Ferrer (semifinals)

• # 🇫🇷 Jo-Wilfried Tsonga (second round)

• # 🇫🇷 Gaël Monfils (quarterfinals)

• # 🇪🇸 Nicolás Almagro (first round)

• # 🇫🇷 Gilles Simon (first round)

• # 🇦🇷 Juan Martín del Potro (semifinals)

• # 🇺🇦 Alexandr Dolgopolov (first round)

• # 🇪🇸 Feliciano López (first round)

Seeds
• # 🇷🇺 Igor Kunitsyn (qualified)

• # 🇪🇸 Albert Ramos (qualifying competition)

• # 🇺🇸 Ryan Sweeting (first round)

• # 🇪🇸 Pere Riba (qualifying competition)

• # 🇸🇰 Martin Kližan (qualified)

• # 🇫🇷 Édouard Roger-Vasselin (first round)

• # 🇫🇷 Nicolas Mahut (qualified)

• # 🇫🇷 Benoît Paire (first round)

Qualifiers
• # 🇷🇺 Igor Kunitsyn

• # 🇸🇰 Martin Kližan

• # 🇫🇷 Nicolas Mahut

• # 🇨🇦 Vasek Pospisil