| Australien (4) |
|---|
| Aiava, Destanee | | Barty, Ashleigh | | Stosur, Samantha | | Tomljanovic, Ajla |
| | Hviderusland (1) |
|---|
| Sasnovich, Aliaksandra |
| | Kroatien (2) |
|---|
| Konjuh, Ana | | Lucic-Baroni, Mirjana |
| | Tjekkiet (2) |
|---|
| Kvitova, Petra | | Pliskova, Karolina |
|
| Estland (2) |
|---|
| Kanepi, Kaia | | Kontaveit, Anett |
| | Frankrig (3) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina |
| | Tyskland (2) |
|---|
| Maria, Tatjana | | Witthoeft, Carina |
| | Letland (1) |
|---|
| Sevastova, Anastasija |
|
| | Rumænien (1) |
|---|
| Cirstea, Sorana |
| | Rusland (1) |
|---|
| Kasatkina, Daria |
| | Serbien (1) |
|---|
| Krunic, Aleksandra |
|
| Spanien (2) |
|---|
| Muguruza, Garbiñe | | Suárez Navarro, Carla |
| | Ukraine (3) |
|---|
| Bondarenko, Kateryna | | Svitolina, Elina | | Tsurenko, Lesia |
| | Storbritannien (2) |
|---|
| Konta, Johanna | | Watson, Heather |
| | USA (3) |
|---|
| Bellis, CiCi | | Brady, Jennifer | | Keys, Madison |
|