| Australia (1) |
|---|
| Gavrilova, Daria |
| | Belarus (2) |
|---|
| Azarenka, Victoria | | Sabalenka, Aryna |
| | Belgium (3) |
|---|
| Bonaventure, Ysaline | | Flipkens, Kirsten | | Uytvanck, Alison Van |
| |
| Czech Republic (3) |
|---|
| Kvitova, Petra | | Martincova, Tereza | | Siniakova, Katerina |
| | France (2) |
|---|
| Cornet, Alizé | | Mladenovic, Kristina |
| | Germany (1) |
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| Goerges, Julia |
| |
| Kazakhstan (1) |
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| Putintseva, Yulia |
| | Latvia (1) |
|---|
| Ostapenko, Jelena |
| | Netherlands (1) |
|---|
| Bertens, Kiki |
| | Russia (8) |
|---|
| Alexandrova, Ekaterina | | Gasparyan, Margarita | | Kasatkina, Daria | | Kudermetova, Veronika | | Makarova, Ekaterina | | Pavlyuchenkova, Anastasia | | Sharapova, Maria | | Zvonareva, Vera |
|
| Serbia (1) |
|---|
| Danilovic, Olga |
| | Slovakia (1) |
|---|
| Cibulkova, Dominika |
| | Switzerland (1) |
|---|
| Bacsinszky, Timea |
| | United Kingdom (1) |
|---|
| Boulter, Katie |
|