| Argentina (3) |
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| Delbonis, Federico | | Monaco, Juan | | Ormaechea, Paula |
| | Australia (2) |
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| Dellacqua, Casey | | Stosur, Samantha |
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| Melzer, Jurgen | | Meusburger, Yvonne |
| | Belgia (1) |
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| Flipkens, Kirsten |
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| Bulgaria (2) |
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| Dimitrov, Grigor | | Pironkova, Tsvetana |
| | Canada (3) |
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| Bouchard, Eugenie | | Pospisil, Vasek | | Raonic, Milos |
| | Kina (3) |
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| Li, Na | | Peng, Shuai | | Zhang, Shuai |
| | Colombia (3) |
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| Falla, Alejandro | | Giraldo, Santiago | | Gonzalez, Alejandro |
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| Kroatia (3) |
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| Cilic, Marin | | Dodig, Ivan | | Karlovic, Ivo |
| | Tsjekkisk Republikk (5) |
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| Berdych, Tomas | | Cetkovska, Petra | | Kvitova, Petra | | Rosol, Lukas | | Stepanek, Radek |
| | Frankrike (7) |
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| Chardy, Jeremy | | Cornet, Alize | | Mahut, Nicolas | | Robert, Stéphane | | Roger-Vasselin, Edouard | | Simon, Gilles | | Tsonga, Jo-Wilfried |
| | Tyskland (7) |
|---|
| Barthel, Mona | | Beck, Annika | | Haas, Tommy | | Kerber, Angelique | | Kohlschreiber, Philipp | | Lisicki, Sabine | | Petkovic, Andrea |
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| Italia (14) |
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| Bolelli, Simone | | Burnett, Nastassja | | Cecchinato, Marco | | Errani, Sara | | Fognini, Fabio | | Giorgi, Camila | | Knapp, Karin | | Lorenzi, Paolo | | Pennetta, Flavia | | Schiavone, Francesca | | Seppi, Andreas | | Travaglia, Stefano | | Vinci, Roberta | | Volandri, Filippo |
| | | Kazakhstan (2) |
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| Golubev, Andrey | | Kukushkin, Mikhail |
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| Gulbis, Ernests |
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| Haase, Robin | | Sijsling, Igor |
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| Puig, Monica |
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| Cirstea, Sorana | | Halep, Simona |
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| Kirilenko, Maria | | Kuznetsova, Svetlana | | Makarova, Ekaterina | | Pavlyuchenkova, Anastasia | | Sharapova, Maria | | Tursunov, Dmitry | | Vesnina, Elena | | Youzhny, Mikhail |
| | Serbia (4) |
|---|
| Djokovic, Novak | | Ivanovic, Ana | | Jankovic, Jelena | | Jovanovski, Bojana |
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| Cibulkova, Dominika | | Hantuchova, Daniela | | Rybarikova, Magdalena |
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| Anderson, Kevin | | Scheepers, Chanelle |
| | Spania (12) |
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| Andujar, Pablo | | Bautista Agut, Roberto | | Carreño Busta, Pablo | | Ferrer, David | | Granollers, Marcel | | Lopez, Feliciano | | Muguruza, Garbine | | Nadal, Rafael | | Riba, Pere | | Robredo, Tommy | | Suarez Navarro, Carla | | Verdasco, Fernando |
| | Sveits (4) |
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| Bencic, Belinda | | Federer, Roger | | Oprandi, Romina | | Wawrinka, Stan |
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| Dolgopolov, Alexandr | | Svitolina, Elina |
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| | Amerika (9) |
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| Davis, Lauren | | Isner, John | | Keys, Madison | | Lepchenko, Varvara | | McHale, Christina | | Riske, Alison | | Stephens, Sloane | | Williams, Serena | | Williams, Venus |
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