| Argentina (1) |
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| Schwartzman, Diego |
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| De Minaur, Alex | | Kyrgios, Nick | | Millman, John | | Popyrin, Alexei | | Thompson, Jordan |
| | | Francie (1) |
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| Mannarino, Adrian |
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| Lopez Villasenor, Gerardo |
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| Copil, Marius |
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| Ferrer, David | | Garcia-Lopez, Guillermo | | Granollers, Marcel | | Lopez, Feliciano | | Nadal, Rafael |
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| Wawrinka, Stan |
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| Norrie, Cameron |
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