Gael Monfils
Bye
Maximilian Marterer
Hyeon Chung
Martin Klizan
Nicolas Kicker
Dustin Brown
Mischa Zverev
Fabio Fognini
Bye
Qualifier
Qualifier
Horacio Zeballos
Andreas Seppi
Casper Ruud
Philipp Kohlschreiber
Jan-Lennard Struff
Daniel Masur
Sergiy Stakhovsky
Tommy Haas
Qualifier
Jeremy Chardy
Bye
Alexander Zverev
Thomaz Bellucci
Mikhail Kukushkin
Gerald Melzer
Qualifier
Thiago Monteiro
Marius Copil
Bye
Roberto Bautista Agut