The 2011 American Express – TED open was a professional tennis tournament played on hard courts. It was the 24th edition of the tournament which was part of the 2011 ATP Challenger Tour. It took place in Istanbul, Turkey between 12 and 18 September 2011.
ATP entrants
Seeds
1 Rankings are as of August 29, 2011.
Other entrants
The following players received wildcards into the singles main draw: Haluk Akkoyun Filip Horanský Philipp Kohlschreiber Efe Yurtacan
The following players received entry as an alternate into the singles main draw: Evgeny Kirillov
The following players received entry from the qualifying draw: Teodor-Dacian Crăciun Dimitar Kutrovsky Mikhail Ledovskikh (Lucky loser) James McGee Simon Stadler
Champions
Singles
Denis Istomin def. Philipp Kohlschreiber, 7–6(8–6), 6–4
Doubles
Carsten Ball / Andre Begemann def. Grégoire Burquier / Yannick Mertens, 6–2, 6–4