Juan Martín del Potro was the defending champion, but withdrew with a wrist injury.
Kei Nishikori won the title, defeating Milos Raonic in the final, 7–6(7–5), 4–6, 6–4.
Seeds
Stan Wawrinka (first round) David Ferrer (first round) Milos Raonic (final) Kei Nishikori (champion) Jo-Wilfried Tsonga (first round) Roberto Bautista Agut (first round, retired) Kevin Anderson (second round) Alexandr Dolgopolov (first round)
Draw
Finals
Top half
Bottom half
Qualifying
Seeds
James Ward (qualifying competition, retired) Pierre-Hugues Herbert (qualified) James Duckworth (qualifying competition) Michał Przysiężny (qualified) Rajeev Ram (qualified) Hiroki Moriya (qualified) Thanasi Kokkinakis (qualifying competition) Yasutaka Uchiyama (qualifying competition)
Qualifiers
Qualifying draw
First qualifier
Second qualifier
Third qualifier
Fourth qualifier
External links Main draw Qualifying draw