| Bulgarien (1) |
|---|
| Dimitrov, Grigor |
| | | Tjekkiet (1) |
|---|
| Kvitova, Petra |
| |
| Tyskland (2) |
|---|
| Altmaier, Daniel | | Siegemund, Laura |
| | Grækenland (1) |
|---|
| Tsitsipas, Stefano |
| | Ungarn (1) |
|---|
| Fucsovics, Marton |
| | Rusland (2) |
|---|
| Khachanov, Karen | | Rublev, Andrey |
|
| Serbien (1) |
|---|
| Djokovic, Novak |
| | Spanien (2) |
|---|
| Badosa Gibert, Paula | | Carreno Busta, Pablo |
| | | USA (2) |
|---|
| Collins, Danielle | | Kenin, Sofia |
|