| Аргентина (9) |
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| Baez, Sebastian | | Cerundolo, Francisco | | Cerundolo, Juan Manuel | | Comesana, Francisco | | Etcheverry, Tomas Martin | | Gomez, Federico Agustin | | Navone, Mariano | | Tirante, Thiago Agustin | | Ugo Carabelli, Camilo |
| | Австралия (9) |
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| De Minaur, Alex | | Duckworth, James | | Hijikata, Rinky | | O'Connell, Christopher | | Popyrin, Alexei | | Schoolkate, Tristan | | Thompson, Jordan | | Vukic, Aleksandar | | Walton, Adam |
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| Misolic, Filip | | Ofner, Sebastian |
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| Dzumhur, Damir |
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| Dimitrov, Grigor |
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| Auger-Aliassime, Felix | | Diallo, Gabriel | | Shapovalov, Denis |
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| Galan, Daniel Elahi |
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| Moller, Elmer | | Rune, Holger |
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| Ruusuvuori, Emil |
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| Франция (18) |
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| Atmane, Terence | | Blanchet, Ugo | | Bonzi, Benjamin | | Cazaux, Arthur | | Fils, Arthur | | Gasquet, Richard | | Gaston, Hugo | | Halys, Quentin | | Herbert, Pierre-Hugues | | Humbert, Ugo | | Jacquet, Kyrian | | Monfils, Gael | | Moutet, Corentin | | Mpetshi Perricard, Giovanni | | Muller, Alexandre | | Rinderknech, Arthur | | Royer, Valentin | | Tabur, Clement |
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| Basilashvili, Nikoloz |
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| Tsitsipas, Stefanos |
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| Harris, Lloyd |
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| Испания (8) |
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| Alcaraz, Carlos | | Bautista Agut, Roberto | | Carreno Busta, Pablo | | Davidovich Fokina, Alejandro | | Llamas Ruiz, Pablo | | Martinez, Pedro | | Munar, Jaume | | Ramos-Vinolas, Albert |
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| Wawrinka, Stan |
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| Draper, Jack | | Fearnley, Jacob | | Norrie, Cameron |
| | Соединенные Штаты (15) |
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| Brooksby, Jenson | | Fritz, Taylor | | Giron, Marcos | | Korda, Sebastian | | Kovacevic, Aleksandar | | McDonald, Mackenzie | | Michelsen, Alex | | Nakashima, Brandon | | Nava, Emilio | | Opelka, Reilly | | Paul, Tommy | | Quinn, Ethan | | Shelton, Ben | | Tiafoe, Frances | | Tien, Learner |
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