Player Draw
- Radu Albot
- Kevin Anderson
- Marcos Baghdatis
- Facundo Bagnis
- Nikoloz Basilashvili
- Roberto Bautista Agut
- Aljaz Bedene
- Thomaz Bellucci
- Ruben Bemelmans
- Julien Benneteau
- Ricardas Berankis
- Tomas Berdych
- Carlos Berlocq
- Simone Bolelli
- Daniel Brands
- Dustin Brown
- Alexander Bublik
- Marco Cecchinato
- Jeremy Chardy
- Marin Cilic
- Marius Copil
- Borna Coric
- Taro Daniel
- Steve Darcis
- Juan Martin del Potro
- Grigor Dimitrov
- Novak Djokovic
- Alexandr Dolgopolov
- Jared Donaldson
- Evgeny Donskoy
- Rogerio Dutra Silva
- Damir Dzumhur
- Kyle Edmund
- Ernesto Escobedo
- Victor Estrella Burgos
- Thomas Fabbiano
- Roger Federer
- David Ferrer
- Fabio Fognini
- Taylor Fritz
- Marton Fucsovics
- Christian Garin
- Richard Gasquet
- Peter Gojowczyk
- Norbert Gombos
- Marcel Granollers
- Ernests Gulbis
- Tommy Haas
- Robin Haase
- Andreas Haider-Maurer
- Ryan Harrison
- Pierre-Hugues Herbert
- John Isner
- Denis Istomin
- Jerzy Janowicz
- Nicolas Jarry
- Malek Jaziri
- Steve Johnson
- Ivo Karlovic
- Karen Khachanov
- Nicolas Kicker
- Brydan Klein
- Martin Klizan
- Philipp Kohlschreiber
- Thanasi Kokkinakis
- Mikhail Kukushkin
- Andrey Kuznetsov
- Nick Kyrgios
- Henri Laaksonen
- Dusan Lajovic
- Feliciano Lopez
- Paolo Lorenzi
- Yen-Hsun Lu
- Nicolas Mahut
- Adrian Mannarino
- Illya Marchenko
- Florian Mayer
- Daniil Medvedev
- John Millman
- Gael Monfils
- Thiago Monteiro
- Gilles Muller
- Andy Murray
- Rafael Nadal
- Kei Nishikori
- Cameron Norrie
- Sebastian Ofner
- Renzo Olivo
- Benoit Paire
- Adam Pavlasek
- Vasek Pospisil
- Lucas Pouille
- Sam Querrey
- Albert Ramos-Vinolas
- Milos Raonic
- Lukas Rosol
- Andrey Rublev
- Diego Schwartzman
- Dudi Sela
- Andreas Seppi
- Denis Shapovalov
- Gilles Simon
- Jack Sock
- Joao Sousa
- Sergiy Stakhovsky
- Jan-Lennard Struff
- Yuichi Sugita
- Dominic Thiem
- Jordan Thompson
- Frances Tiafoe
- Janko Tipsarevic
- Bernard Tomic
- Stefano Travaglia
- Viktor Troicki
- Stefanos Tsitsipas
- Jo-Wilfried Tsonga
- Dmitry Tursunov
- Fernando Verdasco
- Jiri Vesely
- James Ward
- Alexander Ward
- Stan Wawrinka
- Andrew Whittington
- Donald Young
- Mikhail Youzhny
- Horacio Zeballos
- Alexander Zverev
- Mischa Zverev
Viktor Troicki