| Argentina (3) |
|---|
| Del Potro, Juan Martin | | Delbonis, Federico | | Pella, Guido |
| | | Bulgarien (1) |
|---|
| Dimitrov, Grigor |
| |
| | Cypern (1) |
|---|
| Baghdatis, Marcos |
| | Frankrig (4) |
|---|
| Gasquet, Richard | | Mahut, Nicolas | | Mannarino, Adrian | | Paire, Benoit |
| | Tyskland (2) |
|---|
| Mayer, Florian | | Zverev, Mischa |
|
| Italien (1) |
|---|
| Lorenzi, Paolo |
| | | Litauen (1) |
|---|
| Berankis, Ricardas |
| | Luxembourg (1) |
|---|
| Muller, Gilles |
|
| | Rusland (2) |
|---|
| Kuznetsov, Andrey | | Youzhny, Mikhail |
| | Serbien (1) |
|---|
| Lajovic, Dusan |
| | Spanien (3) |
|---|
| Carreno Busta, Pablo | | Granollers, Marcel | | Verdasco, Fernando |
|
| Schweizisk (3) |
|---|
| Chiudinelli, Marco | | Laaksonen, Henri | | Wawrinka, Stan |
| | Ukraine (1) |
|---|
| Marchenko, Illya |
| | USA (3) |
|---|
| Fritz, Taylor | | Sock, Jack | | Young, Donald |
|