| Denis Shapovalov - Pablo Carreno Busta | 6-3 7-6 |
| Philipp Kohlschreiber - Gilles Simon | 6-2 3-6 6-3 |
| Marco Cecchinato (16) - Alex De Minaur | 4-6 6-3 6-1 |
| Nick Kyrgios - Daniil Medvedev (12) | 6-3 3-6 6-3 |
| Casper Ruud - Daniel Evans | 7-5 0-6 6-3 |
| David Goffin - Stanislas Wawrinka | 4-6 6-0 6-2 |
| Matteo Berrettini - Lucas Pouille | 6-2 6-4 |
| Diego Sebastian Schwartzman - Yoshihito Nishioka | 6-1 6-4 |
| Albert Ramos Viñolas - Gael Monfils (15) | 6-3 6-1 |
| Marin Cilic (9) - Andrea Basso | 6-1 7-5 |
| Jan-Lennard Struff - Grigor Dimitrov | 6-4 6-7 6-3 |
| Taylor Fritz - Guido Pella | 6-3 6-4 |
| Jannik Sinner - Steve Johnson | 1-6 6-1 7-5 |
| Radu Albot - Benoit Paire | 6-3 6-2 |
| Fabio Fognini (10) - Jo Wilfred Tsonga | 6-3 6-4 |
| Borna Coric (13) - Felix Auger Aliassime | 6-7 6-3 6-4 |
| Cameron Norrie - John Millman | 3-6 6-3 6-4 |
| Joao Sousa - Frances Tiafoe | 6-3 6-7 7-6 |
| Fernando Verdasco - Kyle Edmund | 4-6 6-4 6-2 |
| Roberto Bautista Agut - Andreas Seppi | 6-1 3-6 6-1 |
| Karen Khachanov (11) - Lorenzo Sonego | 6-3 6-7 6-3 |
| Laslo Djere - Michail Kukusckin | 6-3 6-4 |
| Jeremy Chardy - Richard Gasquet | 6-1 4-6 6-3 |
| Novak Djokovic (1) - Denis Shapovalov | 6-3 6-1 |
| Philipp Kohlschreiber - Marco Cecchinato (16) | 6-3 6-3 |
| Casper Ruud - Nick Kyrgios | 6-3 6-7 2-1 squal |
| Juan Martin Del Potro (7) - David Goffin | 6-4 6-2 |
| Matteo Berrettini - Alexander Zverev (4) | 7-5 7-5 |
| Diego Sebastian Schwartzman - Albert Ramos Viñolas | 7-6 6-1 |
| Jan-Lennard Struff - Marin Cilic (9) | 6-2 6-3 |
| Kei Nishikori (6) - Taylor Fritz | 6-2 6-4 |
| Stefanos Tsitsipas (8) - Jannik Sinner | 6-3 6-2 |
| Fabio Fognini (10) - Radu Albot | 7-6 6-3 |
| Borna Coric (13) - Cameron Norrie | 6-2 6-2 |
| Roger Federer (3) - Joao Sousa | 6-4 6-3 |
| Fernando Verdasco - Dominic Thiem (5) | 6-4 4-6 7-5 |
| Karen Khachanov (11) - Roberto Bautista Agut | 5-7 6-4 6-2 |
| Nikoloz Basilashvili (14) - Laslo Djere | 7-5 6-4 |
| Rafael Nadal (2) - Jeremy Chardy | 6-0 6-1 |