| Australien (4) |
|---|
| Barty, Ashleigh | | Gavrilova, Daria | | Stosur, Samantha | | Tomljanovic, Ajla |
| | Weißrussland (2) |
|---|
| Azarenka, Victoria | | Sabalenka, Aryna |
| | Belgien (1) |
|---|
| Uytvanck, Alison Van |
| | China (2) |
|---|
| Peng, Shuai | | Zhang, Shuai |
|
| Kroatien (2) |
|---|
| Martic, Petra | | Vekic, Donna |
| | Tschechien (2) |
|---|
| Pliskova, Karolina | | Strycova, Barbora |
| | Dänemark (1) |
|---|
| Wozniacki, Caroline |
| | Estland (2) |
|---|
| Kanepi, Kaia | | Kontaveit, Anett |
|
| Frankreich (2) |
|---|
| Garcia, Caroline | | Mladenovic, Kristina |
| | Deutschland (2) |
|---|
| Kerber, Angelique | | Siegemund, Laura |
| | Griechenland (1) |
|---|
| Sakkari, Maria |
| |
| Italien (4) |
|---|
| Errani, Sara | | Rosatello, Camilla | | Schiavone, Francesca | | Vinci, Roberta |
| | | Kasachstan (1) |
|---|
| Diyas, Zarina |
| | Lettland (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
|
| Die Niederlande (1) |
|---|
| Bertens, Kiki |
| | Rumänien (4) |
|---|
| Begu, Irina-Camelia | | Buzarnescu, Mihaela | | Cirstea, Sorana | | Halep, Simona |
| | Russland (6) |
|---|
| Kasatkina, Daria | | Kuznetsova, Svetlana | | Pavlyuchenkova, Anastasia | | Sharapova, Maria | | Vesnina, Elena | | Vikhlyantseva, Natalia |
| | Serbien (1) |
|---|
| Krunic, Aleksandra |
|
| Slowakei (2) |
|---|
| Cibulkova, Dominika | | Rybarikova, Magdalena |
| | Slowenien (1) |
|---|
| Hercog, Polona |
| | Spanien (2) |
|---|
| Muguruza, Garbiñe | | Suárez Navarro, Carla |
| |
| Ukraine (2) |
|---|
| Svitolina, Elina | | Tsurenko, Lesia |
| | Groß Britannien (1) |
|---|
| Konta, Johanna |
| | Vereinigte Staaten (5) |
|---|
| Collins, Danielle | | Keys, Madison | | Stephens, Sloane | | Vandeweghe, Coco | | Williams, Venus |
|