Time Zone – GMT-5 (America/New_York)
| 1 | Rublev A. (1) | Bye | |
| 2 | Safiullin R. | Marozsan F. | 0 : 2 |
| 3 | Shang J. | Wong C. (WC) | 2 : 0 |
| 4 | Passaro F. (Q) | Martinez P. (7) | 0 : 2 |
| 5 | Khachanov K. (3) | Bye | |
| 6 | Shapovalov D. | Nishikori K. (WC) | 0 : 2 |
| 7 | Norrie C. | Tien L. | 2 : 0 |
| 8 | Sonego L. | Nakashima B. (6) | 2 : 0 |
| 9 | Darderi L. (8) | Kecmanovic M. | 0 : 2 |
| 10 | Muller A. | Huesler M. (Q) | 2 : 1 |
| 11 | Bergs Z. (WC) | Moro Canas A. (Q) | 2 : 0 |
| 12 | Bye | Fils A. (4) | |
| 13 | Borges N. (5) | Bu Y. | 2 : 1 |
| 14 | Munar J. | Davidovich Fokina A. | 2 : 1 |
| 15 | Diallo G. (Q) | Carballes Baena R. | 2 : 1 |
| 16 | Bye | Musetti L. (2) |
| 1 | Rublev A. (1) | Marozsan F. | 1 : 2 |
| 2 | Shang J. | Martinez P. (7) | 2 : 0 |
| 3 | Khachanov K. (3) | Nishikori K. | 1 : 2 |
| 4 | Norrie C. | Sonego L. | 2 : 1 |
| 5 | Kecmanovic M. | Muller A. | 1 : 2 |
| 6 | Bergs Z. | Fils A. (4) | 0 : 2 |
| 7 | Borges N. (5) | Munar J. | 0 : 2 |
| 8 | Diallo G. | Musetti L. (2) | 0 : 2 |
| 1 | Marozsan F. | Shang J. | 1 : 2 |
| 2 | Nishikori K. | Norrie C. | 2 : 1 |
| 3 | Muller A. | Fils A. (4) | 2 : 1 |
| 4 | Munar J. | Musetti L. (2) | 2 : 1 |
| 1 | Shang J. (RET.) | Nishikori K. | 0 : 0 |
| 2 | Muller A. | Munar J. | 2 : 1 |
| 1 | Nishikori K. | Muller A. | 1 : 2 |
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