Juan Martín del Potro was the defending champion but decided not to compete. Tommy Haas won the title, defeating Robin Haase in the final, 6–3, 4–6, 6–4.
Seeds
The first four seeds received a bye into the second round.
Draw
Finals
Top half
Bottom half
Qualifying
Seeds
The first three seeds received a bye into the second round. { { columns-list|colwidth=30em| Ryan Harrison (second round) Adrian Ungur (qualifying competition) Ruben Bemelmans (qualified) Mirza Bašić (qualified) Jaroslav Pospíšil (qualifying competition, lucky loser) Márton Fucsovics (qualifying competition) Miloslav Mečíř Jr. (qualified) Ilija Bozoljac (qualified)}}