Time Zone – GMT-5 (America/New_York)
| 1 | Rublev A. (1) | Bye | |
| 2 | Broady L. (Q) | Cachin P. | 2 : 0 |
| 3 | Huesler M. (Q) | Sachko V. (Q) | 2 : 0 |
| 4 | Gojo B. | Fils A. (8) | 1 : 2 |
| 5 | Tiafoe F. (3) | Bye | |
| 6 | Kecmanovic M. | Daniel T. (Q) | 2 : 0 |
| 7 | Mochizuki S. (WC) | Van De Zandschulp B. | 0 : 2 |
| 8 | Shang J. (WC) | Djere L. (7) | 2 : 1 |
| 9 | Struff J-L. (5) | Cilic M. (PR) | 2 : 1 |
| 10 | Ofner S. | McDonald M. | 2 : 0 |
| 11 | Marozsan F. | Bautista-Agut R. | 0 : 2 |
| 12 | Bye | Cerundolo F. (4) | |
| 13 | Musetti L. (6) | Wong C. (WC) | 2 : 0 |
| 14 | Kotov P. | Borges N. | 2 : 0 |
| 15 | Ruusuvuori E. | Bonzi B. | 2 : 1 |
| 16 | Bye | Khachanov K. (2) |
| 1 | Rublev A. (1) | Broady L. | 2 : 0 |
| 2 | Huesler M. | Fils A. (8) | 0 : 2 |
| 3 | Tiafoe F. (3) | Kecmanovic M. | 2 : 0 |
| 4 | Van De Zandschulp B. | Shang J. | 1 : 2 |
| 5 | Struff J-L. (5) | Ofner S. | 1 : 2 |
| 6 | Bautista-Agut R. | Cerundolo F. (4) | 2 : 0 |
| 7 | Musetti L. (6) | Kotov P. | 0 : 2 |
| 8 | Ruusuvuori E. | Khachanov K. (2) | 2 : 1 |
| 1 | Rublev A. (1) | Fils A. (8) | 2 : 1 |
| 2 | Tiafoe F. (3) | Shang J. | 0 : 2 |
| 3 | Ofner S. | Bautista-Agut R. | 2 : 0 |
| 4 | Kotov P. | Ruusuvuori E. | 0 : 2 |
| 1 | Rublev A. (1) | Shang J. | 2 : 1 |
| 2 | Ofner S. | Ruusuvuori E. | 1 : 2 |
| 1 | Rublev A. (1) | Ruusuvuori E. | 2 : 0 |
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