| Argentina (1) |
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| Podoroska, Nadia |
| | Austrália (5) |
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| Barty, Ashleigh | | Perez, Ellen | | Sharma, Astra | | Stosur, Samantha | | Tomljanovic, Ajla |
| | Bielorrússia (4) |
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| Azarenka, Victoria | | Govortsova, Olga | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | Bélgica (3) |
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| Mertens, Elise | | Minnen, Greet | | Uytvanck, Alison Van |
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| Bulgária (1) |
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| Pironkova, Tsvetana |
| | Canadá (2) |
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| Andreescu, Bianca | | Fernandez, Leylah |
| | China (4) |
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| Wang, Xinyu | | Wang, Yafan | | Zhang, Shuai | | Zhu, Lin |
| | Colômbia (1) |
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| Osorio Serrano, Maria Camila |
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| Croácia (3) |
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| Konjuh, Ana | | Martic, Petra | | Vekic, Donna |
| | República Checa (9) |
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| Bouzkova, Marie | | Krejcikova, Barbora | | Kvitova, Petra | | Martincova, Tereza | | Muchova, Karolina | | Pliskova, Karolina | | Pliskova, Kristyna | | Siniakova, Katerina | | Vondrousova, Marketa |
| | Dinamarca (1) |
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| Tauson, Clara |
| | Estónia (2) |
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| Kanepi, Kaia | | Kontaveit, Anett |
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| França (6) |
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| Burel, Clara | | Cornet, Alizé | | Ferro, Fiona | | Garcia, Caroline | | Gracheva, Varvara | | Mladenovic, Kristina |
| | Alemanha (4) |
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| Barthel, Mona | | Kerber, Angelique | | Petkovic, Andrea | | Siegemund, Laura |
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| Itália (3) |
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| Giorgi, Camila | | Paolini, Jasmine | | Trevisan, Martina |
| | Japão (2) |
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| Doi, Misaki | | Hibino, Nao |
| | Cazaquistão (3) |
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| Diyas, Zarina | | Putintseva, Yulia | | Rybakina, Elena |
| | Letónia (2) |
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| Ostapenko, Jelena | | Sevastova, Anastasija |
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| Montenegro (1) |
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| Kovinic, Danka |
| | Holanda (3) |
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| Bertens, Kiki | | Pattinama Kerkhove, Lesley | | Rus, Arantxa |
| | Polónia (2) |
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| Linette, Magda | | Swiatek, Iga |
| | Roménia (6) |
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| Begu, Irina-Camelia | | Bogdan, Ana | | Buzarnescu, Mihaela | | Cirstea, Sorana | | Niculescu, Monica | | Tig, Patricia Maria |
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| Rússia (12) |
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| Alexandrova, Ekaterina | | Blinkova, Anna | | Diatchenko, Vitalia | | Kalinskaya, Anna | | Kasatkina, Daria | | Kudermetova, Veronika | | Kuznetsova, Svetlana | | Pavlyuchenkova, Anastasia | | Potapova, Anastasia | | Samsonova, Liudmila | | Vesnina, Elena | | Zvonareva, Vera |
| | Sérvia (1) |
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| Stojanovic, Nina |
| | Eslovénia (3) |
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| Hercog, Polona | | Juvan, Kaja | | Zidansek, Tamara |
| | Espanha (5) |
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| Badosa Gibert, Paula | | Bolsova Zadoinov, Aliona | | Muguruza, Garbiñe | | Sorribes Tormo, Sara | | Suárez Navarro, Carla |
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| Suécia (1) |
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| Peterson, Rebecca |
| | Suíça (3) |
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| Bencic, Belinda | | Golubic, Viktorija | | Teichmann, Jil |
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| Ucrânia (4) |
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| Kostyuk, Marta | | Kozlova, Kateryna | | Svitolina, Elina | | Tsurenko, Lesia |
| | Reino Unido (8) |
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| Boulter, Katie | | Burrage, Jodie | | Dart, Harriet | | Jones, Francesca | | Murray Sharan, Samantha | | Raducanu, Emma | | Swan, Katie | | Watson, Heather |
| | Estados Unidos (21) |
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| Ahn, Kristie | | Anisimova, Amanda | | Brengle, Madison | | Collins, Danielle | | Davis, Lauren | | Gauff, Coco | | Kenin, Sofia | | Keys, Madison | | Lao, Danielle | | Li, Ann | | Liu, Claire | | McHale, Christina | | Pegula, Jessica | | Pera, Bernarda | | Riske, Alison | | Rogers, Shelby | | Stephens, Sloane | | Vandeweghe, Coco | | Volynets, Katie | | Williams, Serena | | Williams, Venus |
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