| Argentina (2) |
|---|
| Diaz Acosta, Facundo | | Ugo Carabelli, Camilo |
| | Australia (7) |
|---|
| Duckworth, James | | Kokkinakis, Thanasi | | O'Connell, Christopher | | Purcell, Max | | Thompson, Jordan | | Vukic, Aleksandar | | Walton, Adam |
| | | Canadá (1) |
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| Shapovalov, Denis |
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| Chile (1) |
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| Garin, Christian |
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| Galan, Daniel Elahi |
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| Ruusuvuori, Emil |
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| Nishioka, Yoshihito |
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| Hong, Seong-chan |
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| | | Estados Unidos (12) |
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