| Australien (3) |
|---|
| Santillan, Akira | | Tomic, Bernard | | Whittington, Andrew |
| | | Brasilien (1) |
|---|
| Bellucci, Thomaz |
| |
| Tjekkiet (3) |
|---|
| Berdych, Tomas | | Rosol, Lukas | | Vesely, Jiri |
| | Frankrig (3) |
|---|
| Gasquet, Richard | | Paire, Benoit | | Robert, Stephane |
| | Georgien (1) |
|---|
| Basilashvili, Nikoloz |
| | Tyskland (2) |
|---|
| Zverev, Alexander | | Zverev, Mischa |
|
| | Italien (3) |
|---|
| Fabbiano, Thomas | | Fognini, Fabio | | Vanni, Luca |
| | Japan (1) |
|---|
| Nishioka, Yoshihito |
| | Kasakhstan (1) |
|---|
| Kukushkin, Mikhail |
|
| Portugal (1) |
|---|
| Elias, Gastao |
| | Serbien (1) |
|---|
| Tipsarevic, Janko |
| | Spanien (3) |
|---|
| Andujar, Pablo | | Cervantes, Inigo | | Garcia-Lopez, Guillermo |
| | Tunesien (1) |
|---|
| Jaziri, Malek |
|
|