Andrey Rublev was the defending champion, but lost in the quarterfinals to Botic van de Zandschulp.
Marin Čilić won the title, defeating Taylor Fritz in the final, 7–6(7–3), 4–6, 6–4.
Seeds The top four seeds received a bye into the second round.
Draw
Finals
Top half
Bottom half
Qualifying
Seeds
Qualifiers
Qualifying draw
First qualifier
Second qualifier
Third qualifier
Fourth qualifier
References
Main draw Qualifying draw