| Australia (3) |
|---|
| Barty, Ashleigh | | Kasatkina, Daria | | Tomljanovic, Ajla |
| | Belarus (3) |
|---|
| Azarenka, Victoria | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | Belgium (1) |
|---|
| Mertens, Elise |
| | China (3) |
|---|
| Wang, Qiang | | Zhang, Shuai | | Zheng, Saisai |
|
| Czech Republic (5) |
|---|
| Kvitova, Petra | | Pliskova, Karolina | | Siniakova, Katerina | | Strycova, Barbora | | Vondrousova, Marketa |
| | Denmark (1) |
|---|
| Wozniacki, Caroline |
| | Estonia (1) |
|---|
| Kontaveit, Anett |
| | France (3) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina |
|
| Germany (2) |
|---|
| Barthel, Mona | | Goerges, Julia |
| | | Italy (3) |
|---|
| Cocciaretto, Elisabetta | | Errani, Sara | | Paolini, Jasmine |
| |
| Kazakhstan (1) |
|---|
| Putintseva, Yulia |
| | Latvia (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| | Netherlands (1) |
|---|
| Bertens, Kiki |
| | Romania (3) |
|---|
| Begu, Irina-Camelia | | Buzarnescu, Mihaela | | Halep, Simona |
|
| Russia (1) |
|---|
| Pavlyuchenkova, Anastasia |
| | Slovakia (2) |
|---|
| Cibulkova, Dominika | | Kuzmova, Viktoria |
| | Slovenia (2) |
|---|
| Hercog, Polona | | Zidansek, Tamara |
| | Spain (2) |
|---|
| Muguruza, Garbiñe | | Suárez Navarro, Carla |
|
| Sweden (1) |
|---|
| Peterson, Rebecca |
| | | | Ukraine (3) |
|---|
| Svitolina, Elina | | Tsurenko, Lesia | | Yastremska, Dayana |
|
| United Kingdom (1) |
|---|
| Konta, Johanna |
| | United States (8) |
|---|
| Anisimova, Amanda | | Collins, Danielle | | Kenin, Sofia | | Keys, Madison | | Riske, Alison | | Stephens, Sloane | | Williams, Serena | | Williams, Venus |
|