| Australia (4) |
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| Barty, Ashleigh | | Gavrilova, Daria | | Stosur, Samantha | | Tomljanovic, Ajla |
| | Belarús (4) |
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| Azarenka, Victoria | | Lapko, Vera | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | Bélgica (4) |
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| Flipkens, Kirsten | | Mertens, Elise | | Uytvanck, Alison Van | | Wickmayer, Yanina |
| | Canadá (1) |
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| Andreescu, Bianca |
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| China (6) |
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| Wang, Qiang | | Wang, Xinyu | | Wang, Xiyu | | Wang, Yafan | | Zhang, Shuai | | Zheng, Saisai |
| | Croacia (2) |
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| Martic, Petra | | Vekic, Donna |
| | República Checa (7) |
|---|
| Kvitova, Petra | | Muchova, Karolina | | Pliskova, Karolina | | Pliskova, Kristyna | | Siniakova, Katerina | | Strycova, Barbora | | Vondrousova, Marketa |
| | Dinamarca (1) |
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| Wozniacki, Caroline |
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| Estonia (2) |
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| Kanepi, Kaia | | Kontaveit, Anett |
| | Francia (4) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina | | Parmentier, Pauline |
| | Alemania (6) |
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| Friedsam, Anna-Lena | | Goerges, Julia | | Kerber, Angelique | | Maria, Tatjana | | Petkovic, Andrea | | Siegemund, Laura |
| |
| | Japón (4) |
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| Doi, Misaki | | Hibino, Nao | | Osaka, Mari | | Osaka, Naomi |
| | Kazajstán (1) |
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| Putintseva, Yulia |
| | Letonia (2) |
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| Ostapenko, Jelena | | Sevastova, Anastasija |
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| Países Bajos (1) |
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| Bertens, Kiki |
| | Puerto Rico (1) |
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| Puig, Monica |
| | Rumania (4) |
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| Begu, Irina-Camelia | | Buzarnescu, Mihaela | | Halep, Simona | | Niculescu, Monica |
| | Rusia (6) |
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| Alexandrova, Ekaterina | | Gasparyan, Margarita | | Kasatkina, Daria | | Pavlyuchenkova, Anastasia | | Rodina, Evgeniya | | Vikhlyantseva, Natalia |
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| Serbia (2) |
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| Danilovic, Olga | | Krunic, Aleksandra |
| | Eslovaquia (4) |
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| Cibulkova, Dominika | | Kuzmova, Viktoria | | Rybarikova, Magdalena | | Schmiedlova, Anna Karolina |
| | Eslovenia (3) |
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| Hercog, Polona | | Jakupovic, Dalila | | Zidansek, Tamara |
| | España (3) |
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| Muguruza, Garbiñe | | Sorribes Tormo, Sara | | Suárez Navarro, Carla |
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| Suecia (2) |
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| Larsson, Johanna | | Peterson, Rebecca |
| | Suiza (2) |
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| Bencic, Belinda | | Golubic, Viktorija |
| | |
| Ucrania (3) |
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| Svitolina, Elina | | Tsurenko, Lesia | | Yastremska, Dayana |
| | Reino Unido (1) |
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| Konta, Johanna |
| | Estados Unidos (14) |
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| Anisimova, Amanda | | Collins, Danielle | | Gauff, Cori | | Kenin, Sofia | | Keys, Madison | | McNally, Caty | | Osuigwe, Whitney | | Pegula, Jessica | | Riske, Alison | | Stephens, Sloane | | Townsend, Taylor | | Vickery, Sachia | | Williams, Serena | | Williams, Venus |
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