Seeds • 1 Rankings are as of September 19, 2016
Other entrants The following players received wildcards into the singles main draw: •
Li Zhe •
Akira Santillan •
Zhang Ze The following players received entry using a protected ranking: •
Pablo Andújar •
Janko Tipsarević The following players received entry from the qualifying draw: •
Ryan Harrison •
Luca Vanni •
Andrew Whittington •
Mischa Zverev The following player received entry as a lucky loser: •
Thomas Fabbiano Withdrawals ;Before the tournament •
Alexandr Dolgopolov →replaced by
Íñigo Cervantes •
Daniel Evans →replaced by
Lukáš Rosol •
Taylor Fritz →replaced by
Yoshihito Nishioka •
Alexander Zverev →replaced by
Thomas Fabbiano Retirements •
Janko Tipsarević ==Doubles main draw entrants==