The 2011 Winston-Salem Open was a men's tennis tournament played on outdoor hard courts. It was previously known as the Pilot Pen Tennis but was relocated to Winston-Salem. It was the 43rd edition of the Winston-Salem Open, and was part of the ATP World Tour 250 series of the 2011 ATP World Tour. It took place at the Wake Forest University in Winston-Salem, North Carolina, United States, from August 22 through August 27, 2011. It was the last event on the 2011 US Open Series before the 2011 US Open.

Fourth-seeded John Isner won the singles title.

ATP entrants Seeds CountryPlayer Ranking*Seed Andy Roddick 15 1 Jürgen Melzer 18 2 Alexandr Dolgopolov 22 3 John Isner 27 4 Nikolay Davydenko 31 5 Kevin Anderson 35 6 Juan Mónaco 39 7 Marcos Baghdatis 40 8 Sergiy Stakhovsky 42 9 Robin Haase 43 10 Dmitry Tursunov 44 11 Pablo Andújar 46 12 Jarkko Nieminen 51 13 Grigor Dimitrov 56 14 Santiago Giraldo 57 15 Igor Kunitsyn 59 16

Seedings are based on the rankings of August 15, 2011.

Other entrants The following players received wildcards into the singles main draw Ryan Harrison Lleyton Hewitt Andy Roddick Donald Young

The following players received entry from the qualifying draw:

Julien Benneteau Ricardo Mello Kei Nishikori Michael Russell

The following players received entry from a lucky loser spot: Édouard Roger-Vasselin Pierre-Ludovic Duclos

Finals Singles

John Isner defeated Julien Benneteau, 4–6, 6–3, 6–4 It was Isner's 2nd title of the year and 3rd of his career.

Doubles

Jonathan Erlich / Andy Ram defeated Christopher Kas / Alexander Peya, 7–6(7–2), 6–4

External links Official website