| Argentina (14) |
|---|
| Alund, Martin | | Andreozzi, Guido | | Arguello, Facundo | | Bagnis, Facundo | | Berlocq, Carlos | | Del Potro, Juan Martin | | Delbonis, Federico | | Gonzalez, Maximo | | Mayer, Leonardo | | Monaco, Juan | | Olivo, Renzo | | Pella, Guido | | Schwartzman, Diego | | Zeballos, Horacio |
| | Austrália (15) |
|---|
| Duckworth, James | | Ebden, Matthew | | Groth, Sam | | Hewitt, Lleyton | | Jasika, Omar | | Jones, Greg | | Kokkinakis, Thanasi | | Kyrgios, Nick | | Matosevic, Marinko | | Millman, John | | Mitchell, Ben | | Saville, Luke | | Smith, John-Patrick | | Thompson, Jordan | | Tomic, Bernard |
| | Áustria (6) |
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| Fischer, Martin | | Haider-Maurer, Andreas | | Melzer, Gerald | | Melzer, Jurgen | | Oswald, Philipp | | Thiem, Dominic |
| | Bielorrússia (1) |
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| Gerasimov, Egor |
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| Bélgica (7) |
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| Authom, Maxime | | Bemelmans, Ruben | | Coppejans, Kimmer | | Darcis, Steve | | Desein, Niels | | Goffin, David | | Rochus, Olivier |
| | Bósnia Herzegovina (2) |
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| Basic, Mirza | | Dzumhur, Damir |
| | Brasil (4) |
|---|
| Bellucci, Thomaz | | Clezar, Guilherme | | Dutra Silva, Rogerio | | Souza, Joao |
| | Bulgária (1) |
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| Dimitrov, Grigor |
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| Canadá (7) |
|---|
| Dancevic, Frank | | Levine, Jesse | | Peliwo, Filip | | Polansky, Peter | | Pospisil, Vasek | | Raonic, Milos | | Schnur, Brayden |
| | Chile (1) |
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| Capdeville, Paul |
| | China (7) |
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| Bai, Yan | | Gao, Xin | | Gong, Mao-Xin | | Ouyang, Bowen | | Wang, Chuhan | | Wu, Di | | Zhang, Ze |
| | Colômbia (3) |
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| Falla, Alejandro | | Giraldo, Santiago | | Gonzalez, Alejandro |
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| Croácia (8) |
|---|
| Cilic, Marin | | Coric, Borna | | Delic, Mate | | Dodig, Ivan | | Karlovic, Ivo | | Mesaros, Kristijan | | Pavic, Mate | | Veic, Antonio |
| | Chipre (1) |
|---|
| Baghdatis, Marcos |
| | República Checa (6) |
|---|
| Berdych, Tomas | | Hajek, Jan | | Hernych, Jan | | Rosol, Lukas | | Stepanek, Radek | | Vesely, Jiri |
| | República Dominicana (1) |
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| Estrella Burgos, Victor |
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| | Finlândia (1) |
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| Nieminen, Jarkko |
| | França (27) |
|---|
| Benneteau, Julien | | Burquier, Gregoire | | Chardy, Jeremy | | De Schepper, Kenny | | Gasquet, Richard | | Gicquel, Marc | | Guez, David | | Herbert, Pierre-Hugues | | Llodra, Michael | | Lokoli, Laurent | | Mahut, Nicolas | | Mannarino, Adrian | | Mathieu, Paul-Henri | | Michon, Axel | | Millot, Vincent | | Monfils, Gael | | Olivetti, Albano | | Ouanna, Josselin | | Paire, Benoit | | Pouille, Lucas | | Robert, Stéphane | | Roger-Vasselin, Edouard | | Rufin, Guillaume | | Serra, Florent | | Simon, Gilles | | Teixeira, Maxime | | Tsonga, Jo-Wilfried |
| | Alemanha (19) |
|---|
| Bachinger, Matthias | | Beck, Andreas | | Becker, Benjamin | | Berrer, Michael | | Brands, Daniel | | Brown, Dustin | | Gojowczyk, Peter | | Haas, Tommy | | Kamke, Tobias | | Kohlschreiber, Philipp | | Mayer, Florian | | Petzschner, Philipp | | Phau, Bjorn | | Puetz, Tim | | Reister, Julian | | Stebe, Cedrik-Marcel | | Struff, Jan-Lennard | | Zverev, Alexander | | Zverev, Mischa |
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| Índia (3) |
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| Bhambri, Yuki | | Bopanna, Rohan | | Devvarman, Somdev |
| | | Israel (2) |
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| Sela, Dudi | | Weintraub, Amir |
| | Itália (12) |
|---|
| Bolelli, Simone | | Cecchinato, Marco | | Cipolla, Flavio | | Fabbiano, Thomas | | Fognini, Fabio | | Ghedin, Riccardo | | Lorenzi, Paolo | | Seppi, Andreas | | Starace, Potito | | Travaglia, Stefano | | Viola, Matteo | | Volandri, Filippo |
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| Japão (8) |
|---|
| Daniel, Taro | | Ito, Tatsuma | | Moriya, Hiroki | | Nishikori, Kei | | Nishioka, Yoshihito | | Soeda, Go | | Sugita, Yuichi | | Takeuchi, Kento |
| | Cazaquistão (2) |
|---|
| Golubev, Andrey | | Kukushkin, Mikhail |
| | Letónia (1) |
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| Gulbis, Ernests |
| | Lituânia (1) |
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| Berankis, Ricardas |
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| Luxemburgo (1) |
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| Muller, Gilles |
| | México (4) |
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| Garza, Daniel | | Hank, Tigre | | Ramirez, Cesar | | Reyes-Varela, Miguel Angel |
| | | Mônaco (1) |
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| Balleret, Benjamin |
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| Holanda (4) |
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| Bakker, Thiemo de | | Haase, Robin | | Huta Galung, Jesse | | Sijsling, Igor |
| | Nova Zelândia (2) |
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| King-Turner, Daniel | | Statham, Jose |
| | Polónia (4) |
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| Janowicz, Jerzy | | Kubot, Lukasz | | Panfil, Grzegorz | | Przysiezny, Michal |
| | Portugal (2) |
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| Elias, Gastao | | Sousa, Joao |
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| Roménia (3) |
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| Copil, Marius | | Hanescu, Victor | | Ungur, Adrian |
| | Rússia (11) |
|---|
| Andreev, Igor | | Bogomolov Jr., Alex | | Davydenko, Nikolay | | Donskoy, Evgeny | | Gabashvili, Teymuraz | | Khachanov, Karen | | Kravchuk, Konstantin | | Kunitsyn, Igor | | Kuznetsov, Andrey | | Tursunov, Dmitry | | Youzhny, Mikhail |
| | Sérvia (6) |
|---|
| Djere, Laslo | | Djokovic, Novak | | Krajinovic, Filip | | Lajovic, Dusan | | Tipsarevic, Janko | | Troicki, Viktor |
| | Eslováquia (5) |
|---|
| Gombos, Norbert | | Klec, Ivo | | Klizan, Martin | | Lacko, Lukas | | Martin, Andrej |
|
| Eslovénia (4) |
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| Bedene, Aljaz | | Kavcic, Blaz | | Rola, Blaz | | Zemlja, Grega |
| | África do Sul (2) |
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| Anderson, Kevin | | De Voest, Rik |
| | Coreia do Sul (2) |
|---|
| Chung, Hyeon | | Jeong, Suk-Young |
| | Espanha (24) |
|---|
| Almagro, Nicolas | | Andujar, Pablo | | Bautista Agut, Roberto | | Brugues-Davi, Arnau | | Carballés Baena, Roberto | | Carreno Busta, Pablo | | Cervantes, Iñigo | | Ferrer, David | | Garcia-Lopez, Guillermo | | Gimeno-Traver, Daniel | | Granollers, Marcel | | Granollers-Pujol, Gerard | | Lopez, Feliciano | | Lopez, Marc | | Marti, Javier | | Menendez-Maceiras, Adrian | | Montanes, Albert | | Munoz-De La Nava, Daniel | | Nadal, Rafael | | Ramirez Hidalgo, Ruben | | Ramos-Vinolas, Albert | | Riba, Pere | | Robredo, Tommy | | Verdasco, Fernando |
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| Suíça (5) |
|---|
| Bohli, Stephane | | Chiudinelli, Marco | | Federer, Roger | | Laaksonen, Henri | | Wawrinka, Stan |
| | Taiwan (2) |
|---|
| Lu, Yen-Hsun | | Wang, Jimmy |
| | Tailândia (1) |
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| Trongcharoenchaikul, Wishaya |
| |
| | Ucrânia (4) |
|---|
| Dolgopolov, Alexandr | | Marchenko, Illya | | Nedovyesov, Aleksandr | | Stakhovsky, Sergiy |
| | Reino Unido (6) |
|---|
| Baker, Jamie | | Cox, Daniel | | Edmund, Kyle | | Evans, Daniel | | Murray, Andy | | Ward, James |
| | Estados Unidos (25) |
|---|
| Baker, Brian | | Buchanan, Chase | | Donaldson, Jared | | Ginepri, Robby | | Giron, Marcos | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | Klahn, Bradley | | Kosakowski, Daniel | | Kozlov, Stefan | | Kudla, Denis | | Kuznetsov, Alex | | McDonald, Mackenzie | | Odesnik, Wayne | | Querrey, Sam | | Ram, Rajeev | | Reynolds, Bobby | | Rubin, Noah | | Russell, Michael | | Smyczek, Tim | | Sock, Jack | | Tiafoe, Francis | | Williams, Rhyne | | Young, Donald |
|
| | Uzbequistão (2) |
|---|
| Dustov, Farrukh | | Istomin, Denis |
|