| Australia (2) |
|---|
| Barty, Ashleigh | | Gavrilova, Daria |
| | Bielorussia (2) |
|---|
| Azarenka, Victoria | | Sasnovich, Aliaksandra |
| | Canada (2) |
|---|
| Bouchard, Eugenie | | Dabrowski, Gabriela |
| |
| Repubblica Ceca (3) |
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| Pliskova, Karolina | | Pliskova, Kristyna | | Strycova, Barbora |
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| Wozniacki, Caroline |
| | Estonia (1) |
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| Kontaveit, Anett |
| | Francia (2) |
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| Garcia, Caroline | | Mladenovic, Kristina |
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| | Giappone (4) |
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| Doi, Misaki | | Hibino, Nao | | Nara, Kurumi | | Osaka, Naomi |
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| Diyas, Zarina |
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| Pavlyuchenkova, Anastasia |
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| Konta, Johanna |
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| Stati Uniti (3) |
|---|
| Riske, Alison | | Stephens, Sloane | | Vandeweghe, Coco |
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