| Argentína (4) |
|---|
| Baez, Sebastian | | Coria, Federico | | Delbonis, Federico | | Schwartzman, Diego |
| | Austrália (2) |
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| De Minaur, Alex | | Thompson, Jordan |
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| Gerasimov, Egor | | Ivashka, Ilya |
| |
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| Dimitrov, Grigor |
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| Auger-Aliassime, Felix |
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| Ruusuvuori, Emil |
| | Francúzsko (6) |
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| Grenier, Hugo | | Guinard, Manuel | | Humbert, Ugo | | Mannarino, Adrian | | Paire, Benoit | | Rinderknech, Arthur |
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| Basilashvili, Nikoloz |
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| Bublik, Alexander |
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| Harris, Lloyd |
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| Kwon, Soonwoo |
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| Španielsko (13) |
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| Alcaraz, Carlos | | Alvarez Varona, Nicolas | | Andujar, Pablo | | Carballes Baena, Roberto | | Carreno Busta, Pablo | | Davidovich Fokina, Alejandro | | Lopez, Feliciano | | Martinez, Pedro | | Munar, Jaume | | Ramos-Vinolas, Albert | | Robredo, Tommy | | Taberner, Carlos | | Zapata Miralles, Bernabe |
| | | Veľká Británia (2) |
|---|
| Evans, Daniel | | Norrie, Cameron |
| | USA (6) |
|---|
| Cressy, Maxime | | Giron, Marcos | | Korda, Sebastian | | McDonald, Mackenzie | | Nakashima, Brandon | | Tiafoe, Frances |
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