2011 Internazionali di Monza e Brianza – Singles

Daniel Brands was the defending champion; however, he decided not to compete.

Julian Reister won this tournament, beating Alessio di Mauro 2–6, 6–3, 6–3 in the final.

Seeds
• # 🇨🇿 Jan Hájek (first round)

• # 🇩🇪 Denis Gremelmayr (first round)

• # 🇨🇿 Jaroslav Pospíšil (first round)

• # 🇹🇷 Marsel İlhan (quarterfinals)

• # 🇦🇹 Andreas Haider-Maurer (withdrew due to right knee injury)

• # 🇵🇱 Łukasz Kubot (second round)

• # 🇩🇪 Julian Reister (champion)

• # 🇨🇿 Lukáš Rosol (withdrew)

• # 🇩🇪 Simon Greul (semifinals)