| Australia (1) |
|---|
| Tomljanovic, Ajla |
| | Belarus (2) |
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| Azarenka, Victoria | | Lapko, Vera |
| | Belgium (1) |
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| Mertens, Elise |
| | China (2) |
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| Wang, Qiang | | Zhang, Shuai |
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| France (1) |
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| Mladenovic, Kristina |
| | | | Paraguay (1) |
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| Cepede Royg, Veronica |
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| Poland (1) |
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| Frech, Magdalena |
| | Romania (1) |
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| Buzarnescu, Mihaela |
| | | Spain (2) |
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| Garcia Perez, Georgina | | Muguruza, Garbiñe |
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| Ukraine (1) |
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| Bondarenko, Kateryna |
| | United Kingdom (2) |
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| Konta, Johanna | | Watson, Heather |
| | United States (12) |
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| Anisimova, Amanda | | Collins, Danielle | | Kenin, Sofia | | Keys, Madison | | Kratzer, Ashley | | Lao, Danielle | | Liu, Claire | | McHale, Christina | | Riske, Alison | | Vickery, Sachia | | Williams, Serena | | Williams, Venus |
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