| Argentina (9) |
|---|
| Baez, Sebastian | | Cachin, Pedro | | Cerundolo, Francisco | | Coria, Federico | | Diaz Acosta, Facundo | | Etcheverry, Tomas Martin | | Pella, Guido | | Schwartzman, Diego | | Ugo Carabelli, Camilo |
| | Austria (1) |
|---|
| Thiem, Dominic |
| | | Brasil (1) |
|---|
| Monteiro, Thiago |
|
| Colombia (1) |
|---|
| Galan, Daniel Elahi |
| | Germany (1) |
|---|
| Hanfmann, Yannick |
| | Italy (2) |
|---|
| Fognini, Fabio | | Musetti, Lorenzo |
| | Peru (1) |
|---|
| Varillas, Juan Pablo |
|
| | Serbia (2) |
|---|
| Djere, Laslo | | Lajovic, Dusan |
| | | Spain (6) |
|---|
| Alcaraz, Carlos | | Carballes Baena, Roberto | | Martinez, Pedro | | Munar, Jaume | | Ramos-Vinolas, Albert | | Zapata Miralles, Bernabe |
|
| United Kingdom (1) |
|---|
| Norrie, Cameron |
|