| Argentina (1) |
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| Podoroska, Nadia |
| | Australia (3) |
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| Barty, Ashleigh | | Kasatkina, Daria | | Tomljanovic, Ajla |
| | Bielorussia (1) |
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| Sabalenka, Aryna |
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| Cina (3) |
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| Wang, Qiang | | Zhang, Shuai | | Zheng, Saisai |
| | | Repubblica Ceca (5) |
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| Krejcikova, Barbora | | Kvitova, Petra | | Muchova, Karolina | | Pliskova, Karolina | | Vondrousova, Marketa |
| | Francia (3) |
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| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina |
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| Germania (2) |
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| Kerber, Angelique | | Siegemund, Laura |
| | | Italia (3) |
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| Cocciaretto, Elisabetta | | Giorgi, Camila | | Trevisan, Martina |
| |
| Kazakistan (2) |
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| Linette, Magda | | Swiatek, Iga |
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| Halep, Simona | | Tig, Patricia Maria |
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| Russia (4) |
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| Alexandrova, Ekaterina | | Kudermetova, Veronika | | Pavlyuchenkova, Anastasia | | Zvonareva, Vera |
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| Hercog, Polona | | Zidansek, Tamara |
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| Bencic, Belinda | | Teichmann, Jil |
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| Ucraina (2) |
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| Kostyuk, Marta | | Svitolina, Elina |
| | Regno Unito (1) |
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| Konta, Johanna |
| | Stati Uniti (12) |
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| Anisimova, Amanda | | Brady, Jennifer | | Gauff, Coco | | Kenin, Sofia | | Keys, Madison | | McHale, Christina | | Pegula, Jessica | | Pera, Bernarda | | Riske, Alison | | Rogers, Shelby | | Stephens, Sloane | | Williams, Serena |
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