| Argentina (8) |
|---|
| Bagnis, Facundo | | Del Potro, Juan Martin | | Delbonis, Federico | | Mayer, Leonardo | | Monaco, Juan | | Pella, Guido | | Schwartzman, Diego | | Zeballos, Horacio |
| | Australia (7) |
|---|
| Barton, Matthew | | Groth, Sam | | Kyrgios, Nick | | Millman, John | | Saville, Luke | | Thompson, Jordan | | Tomic, Bernard |
| | Austria (1) |
|---|
| Thiem, Dominic |
| | Belgium (2) |
|---|
| Bemelmans, Ruben | | Goffin, David |
|
| Bosnia-Herzegovina (1) |
|---|
| Dzumhur, Damir |
| | Brazil (2) |
|---|
| Bellucci, Thomaz | | Dutra Silva, Rogerio |
| | Bulgaria (1) |
|---|
| Dimitrov, Grigor |
| | Canada (2) |
|---|
| Pospisil, Vasek | | Raonic, Milos |
|
| Colombia (1) |
|---|
| Giraldo, Santiago |
| | Croatia (5) |
|---|
| Cilic, Marin | | Coric, Borna | | Dodig, Ivan | | Karlovic, Ivo | | Skugor, Franko |
| | Cyprus (1) |
|---|
| Baghdatis, Marcos |
| | Czech Republic (4) |
|---|
| Berdych, Tomas | | Rosol, Lukas | | Stepanek, Radek | | Vesely, Jiri |
|
| Dominican Republic (1) |
|---|
| Estrella Burgos, Victor |
| | France (16) |
|---|
| Benneteau, Julien | | Chardy, Jeremy | | Gasquet, Richard | | Herbert, Pierre-Hugues | | Lamasine, Tristan | | Mahut, Nicolas | | Mannarino, Adrian | | Mathieu, Paul-Henri | | Monfils, Gael | | Olivetti, Albano | | Paire, Benoit | | Pouille, Lucas | | Robert, Stephane | | Roger-Vasselin, Edouard | | Simon, Gilles | | Tsonga, Jo-Wilfried |
| | Germany (6) |
|---|
| Becker, Benjamin | | Brown, Dustin | | Kohlschreiber, Philipp | | Mayer, Florian | | Struff, Jan-Lennard | | Zverev, Alexander |
| |
| Italy (3) |
|---|
| Fognini, Fabio | | Lorenzi, Paolo | | Seppi, Andreas |
| | Japan (3) |
|---|
| Daniel, Taro | | Nishikori, Kei | | Nishioka, Yoshihito |
| | Kazakhstan (1) |
|---|
| Kukushkin, Mikhail |
| | Latvia (1) |
|---|
| Gulbis, Ernests |
|
| Lithuania (1) |
|---|
| Berankis, Ricardas |
| | Luxembourg (1) |
|---|
| Muller, Gilles |
| | | Netherlands (2) |
|---|
| Haase, Robin | | Sijsling, Igor |
|
| Portugal (2) |
|---|
| Elias, Gastao | | Sousa, Joao |
| | | Russia (6) |
|---|
| Donskoy, Evgeny | | Gabashvili, Teymuraz | | Kudryavtsev, Alexander | | Kuznetsov, Andrey | | Tursunov, Dmitry | | Youzhny, Mikhail |
| | Serbia (4) |
|---|
| Djokovic, Novak | | Lajovic, Dusan | | Tipsarevic, Janko | | Troicki, Viktor |
|
| Slovakia (2) |
|---|
| Klizan, Martin | | Lacko, Lukas |
| | Slovenia (1) |
|---|
| Bedene, Aljaz |
| | South Africa (1) |
|---|
| Anderson, Kevin |
| | Spain (11) |
|---|
| Almagro, Nicolas | | Bautista Agut, Roberto | | Carreno Busta, Pablo | | Cervantes, Inigo | | Ferrer, David | | Garcia-Lopez, Guillermo | | Granollers, Marcel | | Lopez, Feliciano | | Montanes, Albert | | Ramos-Vinolas, Albert | | Verdasco, Fernando |
|
| Switzerland (2) |
|---|
| Federer, Roger | | Wawrinka, Stan |
| | | | Ukraine (3) |
|---|
| Dolgopolov, Alexandr | | Marchenko, Illya | | Stakhovsky, Sergiy |
|
| United Kingdom (8) |
|---|
| Broady, Liam | | Edmund, Kyle | | Evans, Daniel | | Klein, Brydan | | Murray, Andy | | Ward, Alex | | Ward, James | | Willis, Marcus |
| | United States (11) |
|---|
| Baker, Brian | | Fratangelo, Bjorn | | Fritz, Taylor | | Isner, John | | Johnson, Steve | | Kudla, Denis | | Novikov, Dennis | | Querrey, Sam | | Ram, Rajeev | | Sock, Jack | | Young, Donald |
| | | Uzbekistan (1) |
|---|
| Istomin, Denis |
|