| Australia (3) |
|---|
| Barty, Ashleigh | | Gavrilova, Daria | | Tomljanovic, Ajla |
| | Bielorussia (3) |
|---|
| Azarenka, Victoria | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | |
| Repubblica Ceca (5) |
|---|
| Kvitova, Petra | | Pliskova, Karolina | | Siniakova, Katerina | | Strycova, Barbora | | Vondrousova, Marketa |
| | Danimarca (1) |
|---|
| Wozniacki, Caroline |
| | Estonia (2) |
|---|
| Kanepi, Kaia | | Kontaveit, Anett |
| | Francia (3) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina |
|
| Germania (3) |
|---|
| Goerges, Julia | | Kerber, Angelique | | Maria, Tatjana |
| | | |
| | Lettonia (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| | | Polonia (1) |
|---|
| Radwanska, Agnieszka |
|
| Romania (3) |
|---|
| Begu, Irina-Camelia | | Bogdan, Ana | | Halep, Simona |
| | Russia (4) |
|---|
| Kasatkina, Daria | | Kuznetsova, Svetlana | | Makarova, Ekaterina | | Pavlyuchenkova, Anastasia |
| | Serbia (1) |
|---|
| Krunic, Aleksandra |
| | Slovacchia (2) |
|---|
| Kuzmova, Viktoria | | Rybarikova, Magdalena |
|
| Spagna (2) |
|---|
| Muguruza, Garbiñe | | Suárez Navarro, Carla |
| | Svezia (1) |
|---|
| Peterson, Rebecca |
| | Svizzera (1) |
|---|
| Voegele, Stefanie |
| | Ucraina (2) |
|---|
| Svitolina, Elina | | Tsurenko, Lesia |
|
| Regno Unito (1) |
|---|
| Konta, Johanna |
| | Stati Uniti (9) |
|---|
| Anisimova, Amanda | | Collins, Danielle | | Keys, Madison | | Kiick, Allie | | Lepchenko, Varvara | | Mattek-Sands, Bethanie | | Stephens, Sloane | | Vandeweghe, Coco | | Williams, Serena |
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