| Argentina (3) |
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| Mayer, Leonardo | | Monaco, Juan | | Schwartzman, Diego |
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| Kyrgios, Nick | | Tomic, Bernard |
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| Thiem, Dominic |
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| Giraldo, Santiago |
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| Arnaboldi, Andrea | | Bolelli, Simone | | Donati, Matteo | | Fabbiano, Thomas | | Fognini, Fabio | | Gaio, Federico | | Lorenzi, Paolo | | Vanni, Luca |
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| Murray, Andy |
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