| Australia (1) |
|---|
| Stosur, Samantha |
| | Belgium (1) |
|---|
| Mertens, Elise |
| | China (4) |
|---|
| Duan, Ying-Ying | | Peng, Shuai | | Wang, Qiang | | Zhang, Shuai |
| |
| Czech Republic (6) |
|---|
| Kvitova, Petra | | Pliskova, Karolina | | Safarova, Lucie | | Siniakova, Katerina | | Strycova, Barbora | | Vondrousova, Marketa |
| | Denmark (1) |
|---|
| Wozniacki, Caroline |
| | Estonia (1) |
|---|
| Kontaveit, Anett |
| | France (3) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina |
|
| Germany (5) |
|---|
| Barthel, Mona | | Goerges, Julia | | Kerber, Angelique | | Maria, Tatjana | | Witthoeft, Carina |
| | | |
| Kazakhstan (1) |
|---|
| Putintseva, Yulia |
| | Latvia (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| | Oman (1) |
|---|
| Al Nabhani, Fatma |
| | Poland (1) |
|---|
| Radwanska, Agnieszka |
|
| Romania (5) |
|---|
| Begu, Irina-Camelia | | Buzarnescu, Mihaela | | Cirstea, Sorana | | Halep, Simona | | Niculescu, Monica |
| | Russia (6) |
|---|
| Blinkova, Anna | | Kasatkina, Daria | | Makarova, Ekaterina | | Pavlyuchenkova, Anastasia | | Sharapova, Maria | | Vesnina, Elena |
| | Serbia (1) |
|---|
| Krunic, Aleksandra |
| | Slovakia (2) |
|---|
| Cibulkova, Dominika | | Rybarikova, Magdalena |
|
| Spain (2) |
|---|
| Muguruza, Garbiñe | | Suárez Navarro, Carla |
| | | Turkey (1) |
|---|
| Buyukakcay, Cagla |
| | Ukraine (3) |
|---|
| Bondarenko, Kateryna | | Svitolina, Elina | | Tsurenko, Lesia |
|
| United Kingdom (1) |
|---|
| Konta, Johanna |
| | United States (3) |
|---|
| Bellis, CiCi | | Keys, Madison | | Pera, Bernarda |
|