| Australia (1) |
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| Stosur, Samantha |
| | Belgium (1) |
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| Mertens, Elise |
| | China (2) |
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| Peng, Shuai | | Wang, Qiang |
| | Czech Republic (3) |
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| Pliskova, Karolina | | Safarova, Lucie | | Strycova, Barbora |
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| Estonia (1) |
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| Kontaveit, Anett |
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| Garcia, Caroline | | Mladenovic, Kristina |
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| Kerber, Angelique |
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| Radwanska, Agnieszka |
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| Russia (5) |
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| Konta, Johanna |
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| Bellis, CiCi |
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