| Austrália (5) |
|---|
| Bolt, Alex | | Ebden, Matthew | | Purcell, Max | | Smith, John-Patrick | | Tomic, Bernard |
| | Kanada (1) |
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| Pospisil, Vasek |
| | Chorvátsko (2) |
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| Karlovic, Ivo | | Skugor, Franko |
| | Cyprus (1) |
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| Baghdatis, Marcos |
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| Francúzsko (4) |
|---|
| Chardy, Jeremy | | Gasquet, Richard | | Herbert, Pierre-Hugues | | Mannarino, Adrian |
| | Gruzínsko (1) |
|---|
| Basilashvili, Nikoloz |
| | Grécko (1) |
|---|
| Tsitsipas, Stefano |
| |
| Taliansko (1) |
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| Seppi, Andreas |
| | Japonsko (1) |
|---|
| Sugita, Yuichi |
| | Luxembursko (1) |
|---|
| Muller, Gilles |
| | Holandsko (2) |
|---|
| Griekspoor, Tallon | | Haase, Robin |
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| Rumunsko (1) |
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| Copil, Marius |
| | Rusko (2) |
|---|
| Donskoy, Evgeny | | Medvedev, Daniil |
| | Slovinsko (1) |
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| Bedene, Aljaz |
| | Španielsko (2) |
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| Garcia-Lopez, Guillermo | | Verdasco, Fernando |
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| | USA (3) |
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| King, Kevin | | McDonald, Mackenzie | | Smyczek, Tim |
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