| Australia (2) |
|---|
| Kyrgios, Nick | | O'Connell, Christopher |
| | Canada (1) |
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| Shapovalov, Denis |
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| Wu, Yibing | | Zhang, Zhizhen |
| |
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| Lehecka, Jiri |
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| Barrere, Gregoire | | Bonzi, Benjamin | | Gasquet, Richard | | Moutet, Corentin |
| | Tyskland (3) |
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| Altmaier, Daniel | | Otte, Oscar | | Struff, Jan-Lennard |
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| Tsitsipas, Stefanos |
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| Fucsovics, Marton |
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| Berrettini, Matteo | | Musetti, Lorenzo | | Sonego, Lorenzo |
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| Watanuki, Yosuke |
| |
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| Karatsev, Aslan |
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| Lopez, Feliciano |
| | Amerika (5) |
|---|
| Eubanks, Christopher | | Fritz, Taylor | | Giron, Marcos | | Paul, Tommy | | Tiafoe, Frances |
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