| Australien (4) |
|---|
| Barty, Ashleigh | | Gavrilova, Daria | | Kasatkina, Daria | | Stosur, Samantha |
| | Hviderusland (3) |
|---|
| Azarenka, Victoria | | Sabalenka, Aryna | | Sasnovich, Aliaksandra |
| | Belgien (2) |
|---|
| Mertens, Elise | | Uytvanck, Alison Van |
| | Kina (3) |
|---|
| Peng, Shuai | | Wang, Qiang | | Zhang, Shuai |
|
| Kroatien (2) |
|---|
| Martic, Petra | | Vekic, Donna |
| | Tjekkiet (5) |
|---|
| Kvitova, Petra | | Pliskova, Karolina | | Pliskova, Kristyna | | Siniakova, Katerina | | Strycova, Barbora |
| | Danmark (1) |
|---|
| Wozniacki, Caroline |
| | Estland (1) |
|---|
| Kontaveit, Anett |
|
| Frankrig (3) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina |
| | Tyskland (1) |
|---|
| Goerges, Julia |
| | Grækenland (1) |
|---|
| Sakkari, Maria |
| |
| | | Kasakhstan (1) |
|---|
| Diyas, Zarina |
| | Letland (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
|
| | Puerto Rico (1) |
|---|
| Puig, Monica |
| | Rumænien (4) |
|---|
| Begu, Irina-Camelia | | Buzarnescu, Mihaela | | Cirstea, Sorana | | Halep, Simona |
| | Rusland (6) |
|---|
| Kuznetsova, Svetlana | | Makarova, Ekaterina | | Pavlyuchenkova, Anastasia | | Sharapova, Maria | | Vesnina, Elena | | Vikhlyantseva, Natalia |
|
| Serbien (1) |
|---|
| Krunic, Aleksandra |
| | Slovakiet (3) |
|---|
| Cibulkova, Dominika | | Rybarikova, Magdalena | | Schmiedlova, Anna Karolina |
| | Spanien (6) |
|---|
| Arruabarrena, Lara | | Garcia Perez, Georgina | | Muguruza, Garbiñe | | Soler-Espinosa, Sílvia | | Sorribes Tormo, Sara | | Suárez Navarro, Carla |
| | Ukraine (3) |
|---|
| Kostyuk, Marta | | Svitolina, Elina | | Tsurenko, Lesia |
|
| Storbritannien (1) |
|---|
| Konta, Johanna |
| | USA (6) |
|---|
| Collins, Danielle | | Keys, Madison | | Pera, Bernarda | | Stephens, Sloane | | Vandeweghe, Coco | | Williams, Venus |
|