2011 Rai Open – Singles

Filippo Volandri was the defending champion but decided not to participate.

Thomas Schoorel won the title, defeating Martin Kližan 7–5, 1–6, 6–3 in the final.

Seeds
• # 🇦🇹 Andreas Haider-Maurer (quarterfinals)

• # 🇩🇪 Björn Phau (first round)

• # 🇹🇷 Marsel İlhan (quarterfinals)

• # 🇩🇪 Andreas Beck (semifinals)

• # 🇩🇪 Julian Reister (quarterfinals, withdrew due to left foot injury)

• # 🇨🇿 Ivo Minář (semifinals)

• # 🇩🇪 Simon Greul (first round)

• # 🇦🇹 Martin Fischer (withdrew)