| Argentina (2) |
|---|
| Mayer, Leonardo | | Monaco, Juan |
| | Australia (3) |
|---|
| Kokkinakis, Thanasi | | Kyrgios, Nick | | Tomic, Bernard |
| | | Brazil (1) |
|---|
| Bellucci, Thomaz |
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| Bulgaria (1) |
|---|
| Dimitrov, Grigor |
| | | Colombia (3) |
|---|
| Falla, Alejandro | | Giraldo, Santiago | | Gonzalez, Alejandro |
| | Croatia (2) |
|---|
| Cilic, Marin | | Karlovic, Ivo |
|
| Czech Republic (3) |
|---|
| Berdych, Tomas | | Rosol, Lukas | | Vesely, Jiri |
| | France (5) |
|---|
| Chardy, Jeremy | | Gasquet, Richard | | Mannarino, Adrian | | Monfils, Gael | | Tsonga, Jo-Wilfried |
| | Germany (2) |
|---|
| Becker, Benjamin | | Kohlschreiber, Philipp |
| | Italy (3) |
|---|
| Bolelli, Simone | | Fognini, Fabio | | Vanni, Luca |
|
| | Latvia (1) |
|---|
| Gulbis, Ernests |
| | Luxembourg (1) |
|---|
| Muller, Gilles |
| | Poland (1) |
|---|
| Janowicz, Jerzy |
|
| | | Serbia (1) |
|---|
| Troicki, Viktor |
| | Slovakia (1) |
|---|
| Klizan, Martin |
|
| South Africa (1) |
|---|
| Anderson, Kevin |
| | Spain (11) |
|---|
| Almagro, Nicolas | | Andujar, Pablo | | Bautista Agut, Roberto | | Ferrer, David | | Garcia-Lopez, Guillermo | | Gimeno-Traver, Daniel | | Granollers, Marcel | | Lopez, Feliciano | | Nadal, Rafael | | Ramos-Vinolas, Albert | | Verdasco, Fernando |
| | Switzerland (2) |
|---|
| Federer, Roger | | Wawrinka, Stan |
| | United Kingdom (1) |
|---|
| Murray, Andy |
|
| United States (5) |
|---|
| Isner, John | | Johnson, Steve | | Querrey, Sam | | Sock, Jack | | Young, Donald |
| |