| Argentyna (1) |
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| Delbonis, Federico |
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| Duckworth, James | | Millman, John |
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| Shapovalov, Denis |
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| Struff, Jan-Lennard |
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| Zandschulp, Botic van de |
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| Rosja (4) |
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| Karatsev, Aslan | | Khachanov, Karen | | Rublev, Andrey | | Tiurnev, Evgenii |
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| Fritz, Taylor | | Korda, Sebastian | | McDonald, Mackenzie | | Paul, Tommy |
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