| Australia (2) |
|---|
| Kasatkina, Daria | | Stosur, Samantha |
| | | Croazia (2) |
|---|
| Konjuh, Ana | | Lucic-Baroni, Mirjana |
| | Repubblica Ceca (2) |
|---|
| Pliskova, Karolina | | Strycova, Barbora |
|
| Estonia (1) |
|---|
| Kontaveit, Anett |
| | Francia (1) |
|---|
| Mladenovic, Kristina |
| | Germania (3) |
|---|
| Kerber, Angelique | | Korpatsch, Tamara | | Siegemund, Laura |
| |
| | Lettonia (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| | | Polonia (1) |
|---|
| Radwanska, Agnieszka |
|
| | Russia (4) |
|---|
| Kuznetsova, Svetlana | | Makarova, Ekaterina | | Sharapova, Maria | | Vesnina, Elena |
| | Spagna (2) |
|---|
| Muguruza, Garbiñe | | Suárez Navarro, Carla |
| | Regno Unito (1) |
|---|
| Konta, Johanna |
|
| Stati Uniti (2) |
|---|
| Brady, Jennifer | | Vandeweghe, Coco |
|