| Аргентина (3) |
|---|
| Londero, Juan Ignacio | | Mayer, Leonardo | | Pella, Guido |
| | Австралия (1) |
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| Millman, John |
| | | Франция (3) |
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| Chardy, Jeremy | | Herbert, Pierre-Hugues | | Simon, Gilles |
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| Италия (2) |
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| Cecchinato, Marco | | Fabbiano, Thomas |
| | Казахстан (1) |
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| Kukushkin, Mikhail |
| | | Польша (1) |
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| Hurkacz, Hubert |
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| Сербия (2) |
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| Djere, Laslo | | Lajovic, Dusan |
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| Lopez, Feliciano | | Verdasco, Fernando |
| | Великобритания (6) |
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| Clarke, Jay | | Edmund, Kyle | | Evans, Daniel | | Jubb, Paul | | Norrie, Cameron | | Ward, James |
| | Соединенные Штаты (6) |
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| Fritz, Taylor | | Johnson, Steve | | Kudla, Denis | | Opelka, Reilly | | Querrey, Sam | | Sandgren, Tennys |
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