| Australien (5) |
|---|
| Barty, Ashleigh | | Gavrilova, Daria | | Perez, Ellen | | Rogowska, Olivia | | Stosur, Samantha |
| | Kroatien (1) |
|---|
| Lucic-Baroni, Mirjana |
| | Tschechien (3) |
|---|
| Kvitova, Petra | | Safarova, Lucie | | Strycova, Barbora |
| | Frankreich (1) |
|---|
| Mladenovic, Kristina |
|
| Deutschland (2) |
|---|
| Kerber, Angelique | | Witthoeft, Carina |
| | Italien (1) |
|---|
| Giorgi, Camila |
| | Lettland (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| | Die Niederlande (1) |
|---|
| Bertens, Kiki |
|
| Paraguay (1) |
|---|
| Cepede Royg, Veronica |
| | Polen (1) |
|---|
| Radwanska, Agnieszka |
| | Russland (3) |
|---|
| Kasatkina, Daria | | Makarova, Ekaterina | | Vesnina, Elena |
| | Slowakei (2) |
|---|
| Cibulkova, Dominika | | Rybarikova, Magdalena |
|
| Spanien (2) |
|---|
| Arruabarrena, Lara | | Muguruza, Garbiñe |
| | Groß Britannien (1) |
|---|
| Konta, Johanna |
| | Vereinigte Staaten (4) |
|---|
| Ahn, Kristie | | Bellis, CiCi | | Stephens, Sloane | | Williams, Venus |
|