2011 Astana Cup – Singles
Igor Kunitsyn was the defending champion but decided not to participate. Rainer Schüttler claimed the title. He won against Teymuraz Gabashvili 7–6(8–6), 4–6, 6–4 in the final. Seeds

Draw

Finals

Top half

Bottom half

References
 Main draw
 Qualifying draw

2011 ATP Challenger Tour
2011 Singles