| Austrália (3) |
|---|
| De Minaur, Alex | | Kyrgios, Nick | | Millman, John |
| | Bosna a Hercegovina (1) |
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| Dzumhur, Damir |
| | Čína (3) |
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| Wu, Di | | Zhang, Ze | | Zhang, Zhizhen |
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| Coric, Borna |
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| Francúzsko (3) |
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| Mannarino, Adrian | | Monfils, Gael | | Pouille, Lucas |
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| Gojowczyk, Peter | | Koepfer, Dominik |
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| Tsitsipas, Stefano |
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| Cecchinato, Marco | | Seppi, Andreas |
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| Ito, Tatsuma | | Nishioka, Yoshihito |
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| Kecmanovic, Miomir |
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| Kwon, Soonwoo |
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| Španielsko (3) |
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| Andujar, Pablo | | Bautista Agut, Roberto | | Ramos-Vinolas, Albert |
| | Veľká Británia (2) |
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| Murray, Andy | | Norrie, Cameron |
| | USA (2) |
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| Johnson, Steve | | Sandgren, Tennys |
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