| Argentinien (2) |
|---|
| Pella, Guido | | Trungelliti, Marco |
| | Bosnien und Herzegowina (1) |
|---|
| Dzumhur, Damir |
| | Brasilien (1) |
|---|
| Dutra Silva, Rogerio |
| | Kanada (1) |
|---|
| Auger-Aliassime, Felix |
|
| | Kroatien (2) |
|---|
| Serdarusic, Nino | | Skugor, Franko |
| | Tschechien (1) |
|---|
| Vesely, Jiri |
| | Frankreich (1) |
|---|
| Paire, Benoit |
|
| Georgien (1) |
|---|
| Basilashvili, Nikoloz |
| | Deutschland (1) |
|---|
| Marterer, Maximilian |
| | Ungarn (1) |
|---|
| Fucsovics, Marton |
| | Italien (3) |
|---|
| Cecchinato, Marco | | Lorenzi, Paolo | | Travaglia, Stefano |
|
| | Die Niederlande (1) |
|---|
| Haase, Robin |
| | | Russland (3) |
|---|
| Donskoy, Evgeny | | Rublev, Andrey | | Vatutin, Alexey |
|
| Serbien (2) |
|---|
| Djere, Laslo | | Lajovic, Dusan |
| | Slowakei (2) |
|---|
| Klizan, Martin | | Martin, Andrej |
| | Slowenien (1) |
|---|
| Bedene, Aljaz |
| | Spanien (1) |
|---|
| Ramos-Vinolas, Albert |
|
|