| Australia (3) |
|---|
| Kokkinakis, Thanasi | | Kyrgios, Nick | | Thompson, Jordan |
| | | Bulgaria (1) |
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| Dimitrov, Grigor |
| | Canadá (2) |
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| Raonic, Milos | | Shapovalov, Denis |
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| | República Checa (1) |
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| Berdych, Tomas |
| | Francia (6) |
|---|
| Benneteau, Julien | | Chardy, Jeremy | | Herbert, Pierre-Hugues | | Mahut, Nicolas | | Mannarino, Adrian | | Tsonga, Jo-Wilfried |
| | Georgia (1) |
|---|
| Basilashvili, Nikoloz |
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| Muller, Gilles |
| | Rusia (1) |
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| Medvedev, Daniil |
| | Serbia (2) |
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| Tipsarevic, Janko | | Troicki, Viktor |
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| Bedene, Aljaz |
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| España (1) |
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| Lopez, Feliciano |
| | | Reino Unido (5) |
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| Broady, Liam | | Edmund, Kyle | | Murray, Andy | | Norrie, Cameron | | Ward, James |
| | Estados Unidos (6) |
|---|
| Harrison, Ryan | | Isner, John | | Johnson, Steve | | Kozlov, Stefan | | Querrey, Sam | | Young, Donald |
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