| Argentina (3) |
|---|
| Bagnis, Facundo | | Cerundolo, Francisco | | Coria, Federico |
| | Australia (1) |
|---|
| Millman, John |
| | | Brazil (1) |
|---|
| Monteiro, Thiago |
|
| Chile (1) |
|---|
| Garin, Christian |
| | Czech Republic (1) |
|---|
| Vesely, Jiri |
| | Denmark (1) |
|---|
| Rune, Holger Vitus Nodskov |
| | Finland (1) |
|---|
| Ruusuvuori, Emil |
|
| France (2) |
|---|
| Gasquet, Richard | | Rinderknech, Arthur |
| | Germany (1) |
|---|
| Hanfmann, Yannick |
| | Italy (4) |
|---|
| Caruso, Salvatore | | Cecchinato, Marco | | Fognini, Fabio | | Musetti, Lorenzo |
| |
| | | | Slovakia (2) |
|---|
| Gombos, Norbert | | Martin, Andrej |
|
| | Spain (2) |
|---|
| Carballes Baena, Roberto | | Martinez, Pedro |
| | Sweden (2) |
|---|
| Ymer, Elias | | Ymer, Mikael |
| | Switzerland (1) |
|---|
| Laaksonen, Henri |
|
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