| Bielorussia (1) |
|---|
| Ivashka, Ilya |
| | Belgio (3) |
|---|
| Bemelmans, Ruben | | Darcis, Steve | | Goffin, David |
| | Canada (1) |
|---|
| Shapovalov, Denis |
| |
| Cipro (1) |
|---|
| Baghdatis, Marcos |
| | Repubblica Ceca (2) |
|---|
| Berdych, Tomas | | Vesely, Jiri |
| | Francia (9) |
|---|
| Chardy, Jeremy | | Herbert, Pierre-Hugues | | Hoang, Antoine | | Humbert, Ugo | | Mahut, Nicolas | | Paire, Benoit | | Pouille, Lucas | | Simon, Gilles | | Tsonga, Jo-Wilfried |
| | Germania (2) |
|---|
| Bachinger, Matthias | | Kohlschreiber, Philipp |
|
| Italia (1) |
|---|
| Fabbiano, Thomas |
| | Lettonia (1) |
|---|
| Gulbis, Ernests |
| | | Polonia (1) |
|---|
| Hurkacz, Hubert |
|
| Russia (1) |
|---|
| Donskoy, Evgeny |
| | Serbia (1) |
|---|
| Krajinovic, Filip |
| | Spagna (2) |
|---|
| Granollers, Marcel | | Menendez-Maceiras, Adrian |
| | Stati Uniti (1) |
|---|
| Kudla, Denis |
|