| Argentinië (2) |
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| Coria, Federico | | Delbonis, Federico |
| | Australië (1) |
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| O'Connell, Christopher |
| | Wit-Rusland (1) |
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| Gerasimov, Egor |
| | Brazilië (1) |
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| Monteiro, Thiago |
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| Frankrijk (5) |
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| Chardy, Jeremy | | Mannarino, Adrian | | Monfils, Gael | | Pouille, Lucas | | Rinderknech, Arthur |
| | Georgië (1) |
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| Basilashvili, Nikoloz |
| | Duitsland (2) |
|---|
| Moraing, Mats | | Topo, Marko |
| | Litouwen (1) |
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| Berankis, Ricardas |
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| | Servië (5) |
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| Djokovic, Novak | | Kecmanovic, Miomir | | Krstin, Pedja | | Lajovic, Dusan | | Medjedovic, Hamad |
| | Slowakije (3) |
|---|
| Klein, Lukas | | Martin, Andrej | | Molcan, Alex |
| | Zuid-Korea (1) |
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| Kwon, Soonwoo |
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| Spanje (2) |
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| Carballes Baena, Roberto | | Verdasco, Fernando |
| | Verenigde Staten (1) |
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| Sandgren, Tennys |
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