| Argentina (2) |
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| Cerundolo, Juan Manuel | | Navone, Mariano |
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| Popyrin, Alexei |
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| Mboko, Victoria |
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| Chile (1) |
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| Tabilo, Alejandro |
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| Bejlek, Sara |
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| Cristian, Jaqueline |
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| Khachanov, Karen | | Potapova, Anastasia | | Shnaider, Diana |
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| Danilovic, Olga | | Medjedovic, Hamad |
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| Alcaraz, Carlos | | Carreno Busta, Pablo |
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| Raducanu, Emma |
| | USA (7) |
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| Collins, Danielle | | Jovic, Iva | | Nava, Emilio | | Opelka, Reilly | | Paul, Tommy | | Pera, Bernarda | | Tiafoe, Frances |
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