Time Zone – GMT-5 (America/New_York)
| 1 | Zverev A. (1) | Schwaerzler J. J. (WC) | 2 : 0 |
| 2 | Michelsen A. | Giron M. | 0 : 2 |
| 3 | Halys Q. (Q) | Monfils G. | 0 : 2 |
| 4 | Sonego L. | Musetti L. (6) | 0 : 2 |
| 5 | Dimitrov G. (3) | Zhang Z. | 2 : 0 |
| 6 | Machac T. | Marozsan F. | 2 : 0 |
| 7 | Thiem D. (WC) | Darderi L. | 0 : 2 |
| 8 | Nishikori K. (WC) | Draper J. (7) | 0 : 2 |
| 9 | Tiafoe F. (5) | Norrie C. | 2 : 0 |
| 10 | Fucsovics M. (Q) | Berrettini M. | 0 : 2 |
| 11 | Khachanov K. | Seyboth Wild T. (Q) | 2 : 0 |
| 12 | Nakashima B. | Paul T. (4) | 2 : 0 |
| 13 | Popyrin A. (8) | Mensik J. (Q) | 0 : 2 |
| 14 | Kecmanovic M. | Navone M. | 2 : 0 |
| 15 | Cobolli F. | Davidovich Fokina A. | 2 : 0 |
| 16 | Struff J-L. | De Minaur A. (2) | 1 : 2 |
| 1 | Zverev A. (1) | Giron M. | 2 : 0 |
| 2 | Monfils G. | Musetti L. (WO.) (6) | |
| 3 | Dimitrov G. (3) | Machac T. | 1 : 2 |
| 4 | Darderi L. | Draper J. (7) | 0 : 2 |
| 5 | Tiafoe F. (5) | Berrettini M. | 1 : 2 |
| 6 | Khachanov K. | Nakashima B. | 2 : 1 |
| 7 | Mensik J. | Kecmanovic M. | 2 : 0 |
| 8 | Cobolli F. (RET.) | De Minaur A. (2) | 0 : 1 |
| 1 | Zverev A. (1) | Musetti L. (6) | 1 : 2 |
| 2 | Machac T. | Draper J. (7) | 1 : 2 |
| 3 | Berrettini M. | Khachanov K. | 0 : 2 |
| 4 | Mensik J. | De Minaur A. (2) | 1 : 2 |
| 1 | Musetti L. (6) | Draper J. (7) | 0 : 2 |
| 2 | Khachanov K. | De Minaur A. (2) | 2 : 0 |
| 1 | Draper J. (7) | Khachanov K. | 2 : 0 |
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