Time Zone – GMT-4 (America/New_York)
| 1 | Zverev A. (1) | Muller A. | 2 : 0 |
| 2 | Tseng C. H. (Q) | Altmaier D. (WC) | 0 : 2 |
| 3 | Griekspoor T. | Tien L. (Q) | 2 : 0 |
| 4 | Hanfmann Y. (WC) | Mensik J. (6) | 2 : 1 |
| 5 | Humbert U. (4) | Jarry N. | 2 : 1 |
| 6 | Engel J. (WC) | Marozsan F. | 0 : 2 |
| 7 | Bergs Z. | Bublik A. (Q) | 2 : 1 |
| 8 | Dedura-Palomero D. (LL) | Shapovalov D. (RET.) (8) | 1 : 0 |
| 9 | Cerundolo F. | Struff J-L. | 2 : 0 |
| 10 | Cobolli F. | Shevchenko A. (LL) | 1 : 2 |
| 11 | Harris B. (LL) | Goffin D. | 1 : 2 |
| 12 | Navone M. | Auger-Aliassime F. (3) | 2 : 1 |
| 13 | O'Connell C. (LL) | Darderi L. | 0 : 2 |
| 14 | Kecmanovic M. | Giron M. | 2 : 1 |
| 15 | Bautista-Agut R. | Van De Zandschulp B. (LL) | 1 : 2 |
| 16 | Gojo B. (Q) | Shelton B. (2) | 1 : 2 |
| 1 | Zverev A. (1) | Altmaier D. | 2 : 0 |
| 2 | Griekspoor T. | Hanfmann Y. | 2 : 0 |
| 3 | Humbert U. (4) | Marozsan F. | 0 : 2 |
| 4 | Bergs Z. | Dedura-Palomero D. | 2 : 0 |
| 5 | Cerundolo F. | Shevchenko A. | 2 : 0 |
| 6 | Goffin D. | Navone M. | 2 : 1 |
| 7 | Darderi L. | Kecmanovic M. | 2 : 1 |
| 8 | Van De Zandschulp B. | Shelton B. (2) | 0 : 2 |
| 1 | Zverev A. (1) | Griekspoor T. | |
| 2 | Marozsan F. | Bergs Z. | |
| 3 | Cerundolo F. | Goffin D. | |
| 4 | Darderi L. | Shelton B. (2) |
| 1 | TBD #1 | TBD #2 | |
| 2 | TBD #3 | TBD #4 |
| 1 | TBD #1 | TBD #2 |
Argentina
Armenia
Australia
Austria
Bahrain
Belgium
Bosnia and herzegovina
Brazil
Bulgaria
Burundi
Canada
Chile
China
Colombia
Croatia
Cyprus
Czech Republic
Denmark
Dominican Republic
Ecuador
Egypt
Estonia
Finland
France
Georgia
Germany
Greece
Hong kong
Hungary
India
Indonesia
Iran
Israel
Italy
Ivory coast
Japan
Kazakhstan
Luxembourg
Mexico
Monaco
Morocco
Netherlands
New caledonia
New Zealand
North macedonia
Paraguay
Peru
Poland
Portugal
Qatar
Republic of the congo
Romania
Rwanda
San marino
Serbia
Slovakia
Slovenia
South Africa
South Korea
Spain
Sweden
Switzerland
Taiwan
Thailand
Tunisia
Turkey
United Arab Emirates
United Kingdom
Uruguay
USA
World
Angola
Asia
Bolivia
Ethiopia
Guam
Guatemala
Ireland
Jamaica
Kenya
Kuwait
Malaysia
Mozambique
Norway
Saudi Arabia
Singapore
Uganda
Uzbekistan