| Australien (2) |
|---|
| Barty, Ashleigh | | Gavrilova, Daria |
| | Hviderusland (2) |
|---|
| Azarenka, Victoria | | Sabalenka, Aryna |
| | Belgien (3) |
|---|
| Flipkens, Kirsten | | Mertens, Elise | | Uytvanck, Alison Van |
| | Bulgarien (1) |
|---|
| Karatantcheva, Sesil |
|
| Canada (3) |
|---|
| Abanda, Francoise | | Bouchard, Eugenie | | Zhao, Carol |
| | Kina (2) |
|---|
| Wang, Qiang | | Zhang, Shuai |
| | Tjekkiet (6) |
|---|
| Krejcikova, Barbora | | Kvitova, Petra | | Pliskova, Karolina | | Safarova, Lucie | | Siniakova, Katerina | | Strycova, Barbora |
| | Danmark (1) |
|---|
| Wozniacki, Caroline |
|
| Estland (1) |
|---|
| Kontaveit, Anett |
| | Frankrig (3) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina |
| | Tyskland (3) |
|---|
| Goerges, Julia | | Kerber, Angelique | | Maria, Tatjana |
| | Grækenland (1) |
|---|
| Sakkari, Maria |
|
| | | Letland (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| |
| Puerto Rico (1) |
|---|
| Puig, Monica |
| | Rumænien (6) |
|---|
| Begu, Irina-Camelia | | Bogdan, Ana | | Buzarnescu, Mihaela | | Cirstea, Sorana | | Halep, Simona | | Niculescu, Monica |
| | Rusland (5) |
|---|
| Kasatkina, Daria | | Makarova, Ekaterina | | Pavlyuchenkova, Anastasia | | Sharapova, Maria | | Zhuk, Sofya |
| | Serbien (1) |
|---|
| Krunic, Aleksandra |
|
| Slovakiet (1) |
|---|
| Rybarikova, Magdalena |
| | Spanien (2) |
|---|
| Muguruza, Garbiñe | | Suárez Navarro, Carla |
| | Ukraine (2) |
|---|
| Svitolina, Elina | | Tsurenko, Lesia |
| | Storbritannien (2) |
|---|
| Boulter, Katie | | Konta, Johanna |
|
| USA (4) |
|---|
| Dolehide, Caroline | | McHale, Christina | | Stephens, Sloane | | Williams, Venus |
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