Time Zone – GMT-5 (America/New_York)
| 1 | Paul T. (1) | Bye | |
| 2 | Guinard M. (LL) | Safiullin R. | 2 : 1 |
| 3 | Goffin D. | Hijikata R. (LL) | 0 : 2 |
| 4 | Hanfmann Y. (Q) | Nakashima B. (7) | 1 : 2 |
| 5 | Auger-Aliassime F. (5) | Bye | |
| 6 | Cazaux A. | Walton A. (Q) | 2 : 0 |
| 7 | Vukic A. | Giron M. | 1 : 2 |
| 8 | Shapovalov D. | Zhang Z. (9) | 2 : 0 |
| 9 | Bublik A. (6) | Kecmanovic M. | 0 : 2 |
| 10 | Rinderknech A. | O'Connell C. | 0 : 2 |
| 11 | Duckworth J. (Q) | Tu L. (WC) | 0 : 2 |
| 12 | Bye | Bonzi B. (Q) | |
| 13 | Etcheverry T. M. (8) | Schoolkate T. (WC) | 2 : 0 |
| 14 | Nishioka Y. | Kokkinakis T. (WC) | 1 : 2 |
| 15 | Bautista-Agut R. | Davidovich Fokina A. | 0 : 2 |
| 16 | Bye | Korda S. (2) |
| 1 | Paul T. (1) | Guinard M. | 2 : 1 |
| 2 | Hijikata R. | Nakashima B. (7) | 2 : 1 |
| 3 | Auger-Aliassime F. (5) | Cazaux A. | 2 : 1 |
| 4 | Giron M. | Shapovalov D. | 2 : 0 |
| 5 | Kecmanovic M. | O'Connell C. | 2 : 0 |
| 6 | Tu L. | Bonzi B. (Q) | 0 : 2 |
| 7 | Etcheverry T. M. (8) | Kokkinakis T. | 1 : 2 |
| 8 | Davidovich Fokina A. | Korda S. (2) | 0 : 2 |
| 1 | Paul T. (1) | Hijikata R. | 2 : 0 |
| 2 | Auger-Aliassime F. (5) | Giron M. | 2 : 0 |
| 3 | Kecmanovic M. | Bonzi B. | 2 : 0 |
| 4 | Kokkinakis T. | Korda S. (WO.) (2) |
| 1 | Paul T. (1) | Auger-Aliassime F. (5) | 1 : 2 |
| 2 | Kecmanovic M. | Korda S. (2) | 0 : 2 |
| 1 | Auger-Aliassime F. (5) | Korda S. (2) | 2 : 1 |
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