2011 American Express – TED Open – Singles

Adrian Mannarino was the defending champion but decided not to participate.

Denis Istomin won his third Challenger title in this year. He defeated Philipp Kohlschreiber 7–6(8–6), 6–4 in the final.

Seeds
• # 🇩🇪 Philipp Kohlschreiber (final)

• # 🇰🇿 Mikhail Kukushkin (quarterfinals)

• # 🇩🇪 Matthias Bachinger (first round)

• # 🇩🇪 Tobias Kamke (first round)

• # 🇺🇿 Denis Istomin (champion)

• # 🇹🇷 Marsel İlhan (first round)

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

• # 🇷🇺 Teymuraz Gabashvili (first round)