Time Zone – GMT-5 (America/New_York)
| 1 | Djokovic N. (1) | Bye | |
| 2 | Hanfmann Y. | Murray A. (WC) | 2 : 0 |
| 3 | Coria F. | Shapovalov D. (WC) | 0 : 2 |
| 4 | Eubanks C. | Griekspoor T. (6) | 1 : 2 |
| 5 | Fritz T. (3) | Bye | |
| 6 | Kovacevic A. (Q) | Michelsen A. | 1 : 2 |
| 7 | Goffin D. (Q) | Moreno De Alboran N. (Q) | 0 : 2 |
| 8 | Machac T. | Draper J. (8) | 2 : 0 |
| 9 | Marozsan F. (7) | Shevchenko A. | 0 : 2 |
| 10 | Ruusuvuori E. | Giron M. | 2 : 0 |
| 11 | Karatsev A. | Cobolli F. | 0 : 2 |
| 12 | Bye | Shelton B. (4) | |
| 13 | Baez S. (5) | Nagal S. | 2 : 0 |
| 14 | Altmaier D. | Carballes Baena R. | 0 : 2 |
| 15 | Hijikata R. | Ofner S. (Q) | 1 : 2 |
| 16 | Bye | Ruud C. (2) |
| 1 | Djokovic N. (1) | Hanfmann Y. | 2 : 0 |
| 2 | Shapovalov D. | Griekspoor T. (6) | 1 : 2 |
| 3 | Fritz T. (3) | Michelsen A. | 1 : 2 |
| 4 | Moreno De Alboran N. | Machac T. | 1 : 2 |
| 5 | Shevchenko A. (WO.) | Ruusuvuori E. | |
| 6 | Cobolli F. | Shelton B. (4) | 2 : 1 |
| 7 | Baez S. (5) | Carballes Baena R. | 2 : 0 |
| 8 | Ofner S. | Ruud C. (2) | 1 : 2 |
| 1 | Djokovic N. (1) | Griekspoor T. (6) | 2 : 0 |
| 2 | Michelsen A. | Machac T. | 0 : 2 |
| 3 | Shevchenko A. | Cobolli F. | 0 : 2 |
| 4 | Baez S. (5) | Ruud C. (2) | 1 : 2 |
| 1 | Djokovic N. (1) | Machac T. | 1 : 2 |
| 2 | Cobolli F. | Ruud C. (2) | 1 : 2 |
| 1 | Machac T. | Ruud C. (2) | 0 : 2 |
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