| Argentina (1) |
|---|
| Schwartzman, Diego |
| | Australia (2) |
|---|
| Kyrgios, Nick | | Millman, John |
| | Belarús (2) |
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| Azarenka, Victoria | | Sabalenka, Aryna |
| | Bélgica (1) |
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| Mertens, Elise |
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| Canadá (2) |
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| Auger-Aliassime, Felix | | Shapovalov, Denis |
| | Croacia (2) |
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| Cilic, Marin | | Karlovic, Ivo |
| | Francia (1) |
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| Gasquet, Richard |
| | Alemania (1) |
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| Goerges, Julia |
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| Grecia (1) |
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| Tsitsipas, Stefano |
| | | Italia (1) |
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| Berrettini, Matteo |
| |
| Países Bajos (2) |
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| Bertens, Kiki | | Haase, Robin |
| | Rusia (4) |
|---|
| Blinkova, Anna | | Potapova, Anastasia | | Rublev, Andrey | | Vikhlyantseva, Natalia |
| | Eslovaquia (1) |
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| Klizan, Martin |
| | España (4) |
|---|
| Badosa Gibert, Paula | | Muguruza, Garbiñe | | Nadal, Rafael | | Suárez Navarro, Carla |
|
| | Estados Unidos (4) |
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| Gauff, Cori | | Johnson, Steve | | Riske, Alison | | Tiafoe, Frances |
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