| Argentína (3) |
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| Bagnis, Facundo | | Mayer, Leonardo | | Trungelliti, Marco |
| | Chorvátsko (3) |
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| Coric, Borna | | Galovic, Viktor | | Serdarusic, Nino |
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| Vesely, Jiri |
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| Moutet, Corentin |
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| Nemecko (2) |
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| Stebe, Cedrik-Marcel | | Torebko, Peter |
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| Balazs, Attila |
| | Taliansko (7) |
|---|
| Caruso, Salvatore | | Cecchinato, Marco | | Fabbiano, Thomas | | Fognini, Fabio | | Lorenzi, Paolo | | Sinner, Jannik | | Travaglia, Stefano |
| |
| Holandsko (1) |
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| Haase, Robin |
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| Sousa, Pedro |
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| Djere, Laslo | | Krajinovic, Filip | | Lajovic, Dusan |
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| Klizan, Martin |
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| Bedene, Aljaz |
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| Andujar, Pablo |
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