| Australia (6) |
|---|
| Barty, Ashleigh | | Cabrera, Lizette | | Gavrilova, Daria | | Kasatkina, Daria | | Stosur, Samantha | | Tomljanovic, Ajla |
| | Belarus (4) |
|---|
| Azarenka, Victoria | | Lapko, Vera | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | Belgium (4) |
|---|
| Flipkens, Kirsten | | Mertens, Elise | | Uytvanck, Alison Van | | Wickmayer, Yanina |
| | Canada (1) |
|---|
| Bouchard, Eugenie |
|
| China (3) |
|---|
| Wang, Qiang | | Wang, Yafan | | Zhang, Shuai |
| | Croatia (2) |
|---|
| Martic, Petra | | Vekic, Donna |
| | Czech Republic (9) |
|---|
| Bouzkova, Marie | | Kvitova, Petra | | Muchova, Karolina | | Pliskova, Karolina | | Pliskova, Kristyna | | Safarova, Lucie | | Siniakova, Katerina | | Strycova, Barbora | | Vondrousova, Marketa |
| | Denmark (1) |
|---|
| Wozniacki, Caroline |
|
| Estonia (2) |
|---|
| Kanepi, Kaia | | Kontaveit, Anett |
| | France (5) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina | | Parmentier, Pauline | | Tan, Harmony |
| | Germany (7) |
|---|
| Barthel, Mona | | Goerges, Julia | | Kerber, Angelique | | Maria, Tatjana | | Petkovic, Andrea | | Siegemund, Laura | | Witthoeft, Carina |
| |
| | | | Japan (2) |
|---|
| Nara, Kurumi | | Osaka, Naomi |
|
| Kazakhstan (2) |
|---|
| Diyas, Zarina | | Putintseva, Yulia |
| | Latvia (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| | Liechtenstein (1) |
|---|
| Deichmann, Kathinka Von |
| | Netherlands (2) |
|---|
| Bertens, Kiki | | Rus, Arantxa |
|
| Poland (2) |
|---|
| Linette, Magda | | Radwanska, Agnieszka |
| | Puerto Rico (1) |
|---|
| Puig, Monica |
| | Romania (6) |
|---|
| Begu, Irina-Camelia | | Bogdan, Ana | | Buzarnescu, Mihaela | | Cirstea, Sorana | | Halep, Simona | | Niculescu, Monica |
| | Russia (11) |
|---|
| Alexandrova, Ekaterina | | Blinkova, Anna | | Gasparyan, Margarita | | Kalinskaya, Anna | | Kuznetsova, Svetlana | | Makarova, Ekaterina | | Pavlyuchenkova, Anastasia | | Rodina, Evgeniya | | Sharapova, Maria | | Vikhlyantseva, Natalia | | Zvonareva, Vera |
|
| Serbia (1) |
|---|
| Krunic, Aleksandra |
| | Slovakia (4) |
|---|
| Cibulkova, Dominika | | Kuzmova, Viktoria | | Rybarikova, Magdalena | | Schmiedlova, Anna Karolina |
| | Slovenia (3) |
|---|
| Hercog, Polona | | Jakupovic, Dalila | | Zidansek, Tamara |
| | Spain (4) |
|---|
| Arruabarrena, Lara | | Muguruza, Garbiñe | | Sorribes Tormo, Sara | | Suárez Navarro, Carla |
|
| Sweden (2) |
|---|
| Larsson, Johanna | | Peterson, Rebecca |
| | Swiss (5) |
|---|
| Bacsinszky, Timea | | Bencic, Belinda | | Schnyder, Patty | | Teichmann, Jil | | Voegele, Stefanie |
| | |
| Ukraine (6) |
|---|
| Bondarenko, Kateryna | | Kalinina, Anhelina | | Kozlova, Kateryna | | Svitolina, Elina | | Tsurenko, Lesia | | Yastremska, Dayana |
| | United Kingdom (2) |
|---|
| Konta, Johanna | | Watson, Heather |
| | United States (23) |
|---|
| Anisimova, Amanda | | Brady, Jennifer | | Brengle, Madison | | Collins, Danielle | | Di Lorenzo, Francesca | | Dolehide, Caroline | | Gibbs, Nicole | | Kenin, Sofia | | Keys, Madison | | King, Vania | | Lao, Danielle | | Liu, Claire | | McHale, Christina | | Muhammad, Asia | | Osuigwe, Whitney | | Pera, Bernarda | | Riske, Alison | | Stephens, Sloane | | Townsend, Taylor | | Vandeweghe, Coco | | Vickery, Sachia | | Williams, Serena | | Williams, Venus |
|