| Argentina (3) |
|---|
| Bagnis, Facundo | | Cerundolo, Francisco | | Coria, Federico |
| | Australia (1) |
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| Millman, John |
| | | Brasil (1) |
|---|
| Monteiro, Thiago |
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| Chile (1) |
|---|
| Garin, Christian |
| | República Checa (1) |
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| Vesely, Jiri |
| | Dinamarca (1) |
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| Rune, Holger Vitus Nodskov |
| | Finlandia (1) |
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| Ruusuvuori, Emil |
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| Francia (2) |
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| Gasquet, Richard | | Rinderknech, Arthur |
| | Alemania (1) |
|---|
| Hanfmann, Yannick |
| | Italia (4) |
|---|
| Caruso, Salvatore | | Cecchinato, Marco | | Fognini, Fabio | | Musetti, Lorenzo |
| |
| | | | Eslovaquia (2) |
|---|
| Gombos, Norbert | | Martin, Andrej |
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| | España (2) |
|---|
| Carballes Baena, Roberto | | Martinez, Pedro |
| | Suecia (2) |
|---|
| Ymer, Elias | | Ymer, Mikael |
| | Suiza (1) |
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| Laaksonen, Henri |
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