| Australia (2) |
|---|
| Barty, Ashleigh | | Sharma, Astra |
| | Belarus (3) |
|---|
| Azarenka, Victoria | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | Belgium (1) |
|---|
| Mertens, Elise |
| | China (3) |
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| Wang, Qiang | | Wang, Yafan | | Zheng, Saisai |
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| Croatia (2) |
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| Martic, Petra | | Vekic, Donna |
| | Czech Republic (4) |
|---|
| Kvitova, Petra | | Pliskova, Karolina | | Siniakova, Katerina | | Strycova, Barbora |
| | Denmark (1) |
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| Wozniacki, Caroline |
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| Kontaveit, Anett |
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| Garcia, Caroline |
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| | |
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| Bertens, Kiki |
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| Puig, Monica |
| | | Russia (5) |
|---|
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| Slovakia (1) |
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| Kuzmova, Viktoria |
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| Muguruza, Garbiñe | | Suárez Navarro, Carla |
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| Peterson, Rebecca |
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| Bencic, Belinda |
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| Konta, Johanna |
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| United States (12) |
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| Anisimova, Amanda | | Brady, Jennifer | | Davis, Lauren | | Kenin, Sofia | | Keys, Madison | | McNally, Caty | | Pegula, Jessica | | Pera, Bernarda | | Riske, Alison | | Stephens, Sloane | | Williams, Serena | | Williams, Venus |
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