2011 MasterCard Tennis Cup – Men's singles

Rogério Dutra da Silva won the title. He defeated the defending champion, Izak van der Merwe, 6–4, 6–7(7–5), 6–3 in the final.

Seeds
• # 🇧🇷 Ricardo Mello (semifinals)

• # 🇦🇷 Horacio Zeballos (second round)

• # Izak van der Merwe (final)

• # Paul Capdeville (quarterfinals)

• # 🇧🇷 Rogério Dutra da Silva (champion)

• # 🇦🇷 Brian Dabul (semifinals)

• # 🇧🇷 Júlio Silva (quarterfinals)

• # 🇨🇴 Carlos Salamanca (quarterfinals)