| Australia (4) |
|---|
| Barty, Ashleigh | | Gavrilova, 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 |
| | Bulgaria (1) |
|---|
| Tomova, Viktoriya |
|
| Canada (1) |
|---|
| Bouchard, Eugenie |
| | China (5) |
|---|
| Peng, Shuai | | Wang, Qiang | | Wang, Yafan | | Zhang, Shuai | | Zheng, Saisai |
| | Colombia (1) |
|---|
| Duque-Mariño, Mariana |
| | Croatia (4) |
|---|
| Fett, Jana | | Konjuh, Ana | | Martic, Petra | | Vekic, Donna |
|
| Czech Republic (10) |
|---|
| Allertova, Denisa | | Kvitova, Petra | | Pliskova, Karolina | | Pliskova, Kristyna | | Safarova, Lucie | | Siniakova, Katerina | | Smitkova, Tereza | | Stefkova, Barbora | | Strycova, Barbora | | Vondrousova, Marketa |
| | Denmark (1) |
|---|
| Wozniacki, Caroline |
| | Estonia (2) |
|---|
| Kanepi, Kaia | | Kontaveit, Anett |
| | France (4) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina | | Parmentier, Pauline |
|
| Germany (7) |
|---|
| Barthel, Mona | | Goerges, Julia | | Kerber, Angelique | | Lottner, Antonia | | Maria, Tatjana | | Petkovic, Andrea | | Witthoeft, Carina |
| | | |
| Japan (2) |
|---|
| Nara, Kurumi | | Osaka, Naomi |
| | Kazakhstan (2) |
|---|
| Diyas, Zarina | | Putintseva, Yulia |
| | Latvia (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| | Netherlands (2) |
|---|
| Bertens, Kiki | | Rus, Arantxa |
|
| Paraguay (1) |
|---|
| Cepede Royg, Veronica |
| | Poland (2) |
|---|
| Linette, Magda | | Radwanska, Agnieszka |
| | Puerto Rico (1) |
|---|
| Puig, Monica |
| | Romania (8) |
|---|
| Begu, Irina-Camelia | | Bogdan, Ana | | Buzarnescu, Mihaela | | Cirstea, Sorana | | Dulgheru, Alexandra | | Halep, Simona | | Niculescu, Monica | | Ruse, Elena-Gabriela |
|
| Russia (11) |
|---|
| Alexandrova, Ekaterina | | Blinkova, Anna | | Diatchenko, Vitalia | | Kasatkina, Daria | | 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 (1) |
|---|
| Hercog, Polona |
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| Spain (4) |
|---|
| Arruabarrena, Lara | | Muguruza, Garbiñe | | Sorribes Tormo, Sara | | Suárez Navarro, Carla |
| | Sweden (2) |
|---|
| Larsson, Johanna | | Peterson, Rebecca |
| | Switzerland (3) |
|---|
| Bencic, Belinda | | Golubic, Viktorija | | Voegele, Stefanie |
| |
| Thailand (1) |
|---|
| Kumkhum, Luksika |
| | | Ukraine (4) |
|---|
| Bondarenko, Kateryna | | Kozlova, Kateryna | | Svitolina, Elina | | Tsurenko, Lesia |
| | United Kingdom (8) |
|---|
| Boulter, Katie | | Broady, Naomi | | Dart, Harriet | | Dunne, Katy | | Konta, Johanna | | Swan, Katie | | Taylor, Gabriella | | Watson, Heather |
|
| United States (17) |
|---|
| Brady, Jennifer | | Brengle, Madison | | Collins, Danielle | | Dolehide, Caroline | | Kenin, Sofia | | Keys, Madison | | Lepchenko, Varvara | | Liu, Claire | | McHale, Christina | | Pera, Bernarda | | Riske, Alison | | Stephens, Sloane | | Townsend, Taylor | | Vandeweghe, Coco | | Vickery, Sachia | | Williams, Serena | | Williams, Venus |
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