Time Zone – GMT-5 (America/New_York)
| 1 | Alcaraz C. (1) | Cerundolo F. | 2 : 0 |
| 2 | Navone M. | Draper J. | 0 : 2 |
| 3 | Tabilo A. | Davidovich Fokina A. | 2 : 1 |
| 4 | Baez S. | Paul T. (5) | 0 : 2 |
| 5 | Dimitrov G. (3) | Mannarino A. | 2 : 0 |
| 6 | Korda S. | Khachanov K. | 2 : 0 |
| 7 | Hijikata R. (Q) | Tiafoe F. (RET.) | 1 : 1 |
| 8 | Arnaldi M. | Humbert U. (8) | 2 : 1 |
| 9 | Rune H. (7) | Thompson J. | 1 : 2 |
| 10 | Murray A. (WC) | Popyrin A. (Q) | 2 : 1 |
| 11 | Raonic M. (PR) | Norrie C. | 2 : 1 |
| 12 | Daniel T. (Q) | Fritz T. (4) | 0 : 2 |
| 13 | Shelton B. (6) | Mpetshi Perricard G. (Q) | 0 : 2 |
| 14 | Etcheverry T. M. | Harris B. (WC) | 1 : 2 |
| 15 | Evans D. (RET.) (WC) | Nakashima B. (SE) | 1 : 1 |
| 16 | Musetti L. | De Minaur A. (2) | 2 : 1 |
| 1 | Alcaraz C. (1) | Draper J. | 0 : 2 |
| 2 | Tabilo A. | Paul T. (5) | 0 : 2 |
| 3 | Dimitrov G. (3) | Korda S. | 1 : 2 |
| 4 | Hijikata R. | Arnaldi M. | 2 : 0 |
| 5 | Thompson J. | Murray A. (RET.) | 0 : 0 |
| 6 | Raonic M. | Fritz T. (4) | 0 : 2 |
| 7 | Mpetshi Perricard G. | Harris B. | 0 : 2 |
| 8 | Nakashima B. | Musetti L. | 1 : 2 |
| 1 | Draper J. | Paul T. (5) | 1 : 2 |
| 2 | Korda S. | Hijikata R. | 2 : 1 |
| 3 | Thompson J. | Fritz T. (4) | 2 : 0 |
| 4 | Harris B. | Musetti L. | 0 : 2 |
| 1 | Paul T. (5) | Korda S. | 2 : 0 |
| 2 | Thompson J. | Musetti L. | 1 : 2 |
| 1 | Paul T. (5) | Musetti L. | 2 : 0 |
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