(1)Novak Djokovic vs Philipp Kohlschreiber
Denis Kudla vs Malek Jaziri
Ernests Gulbis vs Leonardo Mayer
Hubert Hurkacz vs (32)Dusan Lajovic
(19)Felix Auger-Aliassime vs (PR)Vasek Pospisil
Grigor Dimitrov vs (Q)Corentin Moutet
Lorenzo Sonego vs (Q)Marcel Granollers
Ugo Humbert vs (16)Gael Monfils
(11)Daniil Medvedev vs Paolo Lorenzi
Pablo Carreno Busta vs (Q)Alexei Popyrin
Jeremy Chardy vs Martin Klizan
Bradley Klahn vs (21)David Goffin
(30)Kyle Edmund vs Jaume Munar
(Q)Kamil Majchrzak vs Fernando Verdasco
(Q)Andrea Arnaboldi vs Ivo Karlovic
Thomas Fabbiano vs (7)Stefanos Tsitsipas
(4)Kevin Anderson vs Pierre-Hugues Herbert
(PR)Janko Tipsarevic vs Yoshihito Nishioka
Andreas Seppi vs Nicolas Jarry
Marius Copil vs (26)Guido Pella
(22)Stan Wawrinka vs (Q)Ruben Bemelmans
(PR)Cedrik-Marcel Stebe vs Reilly Opelka
(PR)Jozef Kovalik vs Robin Haase
Prajnesh Gunneswaran vs (15)Milos Raonic
(10)Karen Khachanov vs (Q)Soonwoo Kwon
(Q)Marcos Giron vs (WC)Feliciano Lopez
(PR)Steve Darcis vs Mischa Zverev
Peter Gojowczyk vs (23)Roberto Bautista Agut
(28)Benoit Paire vs Juan Ignacio Londero
Roberto Carballes Baena vs Miomir Kecmanovic
Pablo Cuevas vs Damir Dzumhur
(Q)Jiri Vesely vs (6)Alexander Zverev
(5)Dominic Thiem vs Sam Querrey
Cristian Garin vs Andrey Rublev
Hugo Dellien vs John Millman
Guido Andreozzi vs (31)Laslo Djere
(20)Gilles Simon vs (Q)Salvatore Caruso
(Q)Yasutaka Uchiyama vs Tennys Sandgren
Marton Fucsovics vs (Q)Dennis Novak
Frances Tiafoe vs (12)Fabio Fognini
(13)Marin Cilic vs Adrian Mannarino
Joao Sousa vs (WC)Paul Jubb
Federico Delbonis vs Daniel Evans
(WC)James Ward vs (18)Nikoloz Basilashvili
(29)Denis Shapovalov vs Ricardas Berankis
Bernard Tomic vs Jo-Wilfried Tsonga
Nick Kyrgios vs Jordan Thompson
(Q)Yuichi Sugita vs (3)Rafael Nadal
(8)Kei Nishikori vs (Q)Thiago Monteiro
Denis Istomin vs Cameron Norrie
Steve Johnson vs Albert Ramos-Vinolas
Marco Cecchinato vs (25)Alex de Minaur
(33)Jan-Lennard Struff vs Radu Albot
Taylor Fritz vs (PR)Tomas Berdych
Pablo Andujar vs Mikhail Kukushkin
Casper Ruud vs (9)John Isner
(17)Matteo Berrettini vs Aljaz Bedene
(LL)Brayden Schnur vs (WC)Marcos Baghdatis
(WC)Dominik Koepfer vs Filip Krajinovic
Matthew Ebden vs (24)Diego Schwartzman
(27)Lucas Pouille vs Richard Gasquet
Alexander Bublik vs (Q)Gregoire Barrere
(WC)Jay Clarke vs (Q)Noah Rubin
Lloyd Harris vs Roger Federer(2)
