| Australia (1) |
|---|
| De Minaur, Alex |
| | Bulgaria (1) |
|---|
| Dimitrov, Grigor |
| | |
| Italy (3) |
|---|
| Cobolli, Flavio | | Sinner, Jannik | | Sonego, Lorenzo |
| | | Russia (3) |
|---|
| Alexandrova, Ekaterina | | Andreeva, Mirra | | Samsonova, Liudmila |
| | Serbia (1) |
|---|
| Djokovic, Novak |
|
| Spain (1) |
|---|
| Bouzas Maneiro, Jessica |
| | Switzerland (1) |
|---|
| Bencic, Belinda |
| | United States (2) |
|---|
| Navarro, Emma | | Shelton, Ben |
|