John Isner was the two-time defending champion, but withdrew from the tournament because of a hip injury. Jürgen Melzer won the title, defeating Gaël Monfils in the final, 6–3, 2–1, ret.
Seeds All seeds received a bye into the second round.
Draw
Finals
Top half
Section 1
Section 2
Bottom half
Section 3
Section 4
Qualifying
Seeds
Qualifiers
Lucky losers
Qualifying draw
First qualifier
Second qualifier
Third qualifier
Fourth qualifier
References Main Draw Qualifying Draw