| Argentina (1) |
|---|
| Podoroska, Nadia |
| | Australien (4) |
|---|
| Barty, Ashleigh | | Gavrilova, Daria | | Kokkinakis, Thanasi | | Popyrin, Alexei |
| | Belgien (1) |
|---|
| Uytvanck, Alison Van |
| | Kroatien (2) |
|---|
| Coric, Borna | | Vekic, Donna |
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| Tjekkiet (2) |
|---|
| Krejcikova, Barbora | | Pliskova, Karolina |
| | | Grækenland (1) |
|---|
| Tsitsipas, Stefano |
| | Italien (3) |
|---|
| Caruso, Salvatore | | Fognini, Fabio | | Sonego, Lorenzo |
|
| Kasakhstan (1) |
|---|
| Putintseva, Yulia |
| | Litauen (1) |
|---|
| Berankis, Ricardas |
| | | Rusland (3) |
|---|
| Alexandrova, Ekaterina | | Khachanov, Karen | | Kuznetsova, Svetlana |
|
| Sydafrika (1) |
|---|
| Harris, Lloyd |
| | Spanien (2) |
|---|
| Alcaraz, Carlos | | Lopez, Feliciano |
| | | Schweizisk (1) |
|---|
| Bencic, Belinda |
|
| Ukraine (1) |
|---|
| Svitolina, Elina |
| | USA (5) |
|---|
| Collins, Danielle | | Gauff, Coco | | Kenin, Sofia | | McDonald, Mackenzie | | Paul, Tommy |
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