2011 JSM Challenger of Champaign–Urbana – Singles

Alex Bogomolov Jr. was the defending champion but decided not to participate. Alex Kuznetsov won the title, defeating Rik De Voest 6–1, 6–3 in the final.

Seeds
• # 🇺🇸 Michael Russell (semifinals, retired)

• # Izak van der Merwe (first round)

• # 🇨🇦 Vasek Pospisil (second round)

• # Rik De Voest (final)

• # 🇩🇴 Víctor Estrella (first round)

• # 🇧🇾 Uladzimir Ignatik (first round)

• # 🇺🇸 Michael Yani (first round, retired due to right shoulder injury)

• # 🇫🇷 Vincent Millot (first round, retired due to left achilles injury)