| Argentina (4) |
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| Delbonis, Federico | | Mayer, Leonardo | | Pella, Guido | | Schwartzman, Diego |
| | Australia (14) |
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| Dellacqua, Casey | | Duckworth, James | | Ebden, Matthew | | Gajdosova, Jarmila | | Gavrilova, Daria | | Groth, Sam | | Hewitt, Lleyton | | Kokkinakis, Thanasi | | Kyrgios, Nick | | Millman, John | | Smith, John-Patrick | | Stosur, Samantha | | Tomic, Bernard | | Tomljanovic, Ajla |
| | Austria (3) |
|---|
| Haider-Maurer, Andreas | | Melzer, Jurgen | | Thiem, Dominic |
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| Azarenka, Victoria | | Govortsova, Olga | | Sasnovich, Aliaksandra |
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| Bélgica (6) |
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| Bemelmans, Ruben | | Darcis, Steve | | Flipkens, Kirsten | | Goffin, David | | Uytvanck, Alison Van | | Wickmayer, Yanina |
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| Dzumhur, Damir |
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| Bellucci, Thomaz | | Pereira, Teliana | | Souza, Joao |
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| Dimitrov, Grigor | | Karatantcheva, Sesil | | Pironkova, Tsvetana |
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| Canadá (3) |
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| Bouchard, Eugenie | | Pospisil, Vasek | | Raonic, Milos |
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| Wang, Qiang | | Zheng, Saisai |
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| Duque-Mariño, Mariana | | Giraldo, Santiago | | Gonzalez, Alejandro |
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| Cilic, Marin | | Coric, Borna | | Karlovic, Ivo | | Konjuh, Ana | | Lucic-Baroni, Mirjana | | Mrdeza, Tereza |
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| Chipre (1) |
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| Baghdatis, Marcos |
| | República Checa (14) |
|---|
| Allertova, Denisa | | Berdych, Tomas | | Cetkovska, Petra | | Hradecka, Lucie | | Koukalova, Klara | | Kvitova, Petra | | Pliskova, Karolina | | Rosol, Lukas | | Safarova, Lucie | | Siniakova, Katerina | | Smitkova, Tereza | | Stepanek, Radek | | Strycova, Barbora | | Vesely, Jiri |
| | Dinamarca (1) |
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| Wozniacki, Caroline |
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| Estrella Burgos, Victor |
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| Nieminen, Jarkko |
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| Chardy, Jeremy | | Cornet, Alizé | | Dodin, Oceane | | Garcia, Caroline | | Gasquet, Richard | | Herbert, Pierre-Hugues | | Mahut, Nicolas | | Mannarino, Adrian | | Mathieu, Paul-Henri | | Mladenovic, Kristina | | Monfils, Gael | | Paire, Benoit | | Pouille, Lucas | | Simon, Gilles | | Tsonga, Jo-Wilfried |
| | Georgia (1) |
|---|
| Basilashvili, Nikoloz |
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| Alemania (17) |
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| Barthel, Mona | | Beck, Annika | | Becker, Benjamin | | Berrer, Michael | | Brown, Dustin | | Friedsam, Anna-Lena | | Goerges, Julia | | Haas, Tommy | | Kerber, Angelique | | Kohlschreiber, Philipp | | Lisicki, Sabine | | Maria, Tatjana | | Mayer, Florian | | Petkovic, Andrea | | Siegemund, Laura | | Witthoeft, Carina | | Zverev, Alexander |
| | | |
| Italia (11) |
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| Bolelli, Simone | | Cecchinato, Marco | | Errani, Sara | | Fognini, Fabio | | Giorgi, Camila | | Knapp, Karin | | Lorenzi, Paolo | | Pennetta, Flavia | | Schiavone, Francesca | | Seppi, Andreas | | Vinci, Roberta |
| | Japón (5) |
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| Doi, Misaki | | Hibi, Mayo | | Nara, Kurumi | | Nishikori, Kei | | Nishioka, Yoshihito |
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| Muller, Gilles |
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| Janowicz, Jerzy | | Linette, Magda | | Radwanska, Agnieszka | | Radwanska, Urszula |
| |
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| Puig, Monica |
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|---|
| Diatchenko, Vitalia | | Donskoy, Evgeny | | Gabashvili, Teymuraz | | Kasatkina, Darya | | Kravchuk, Konstantin | | Kulichkova, Elizaveta | | Kuznetsova, Svetlana | | Makarova, Ekaterina | | Panova, Alexandra | | Pavlyuchenkova, Anastasia | | Rodina, Evgeniya | | Rublev, Andrey | | Vesnina, Elena | | Youzhny, Mikhail |
| | Serbia (8) |
|---|
| Djokovic, Novak | | Ivanovic, Ana | | Jankovic, Jelena | | Jovanovski, Bojana | | Krajinovic, Filip | | Krunic, Aleksandra | | Tipsarevic, Janko | | Troicki, Viktor |
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| Eslovaquia (6) |
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| Cibulkova, Dominika | | Hantuchova, Daniela | | Klizan, Martin | | Lacko, Lukas | | Rybarikova, Magdalena | | Schmiedlova, Anna |
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| Bedene, Aljaz | | Hercog, Polona |
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| Anderson, Kevin |
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| Chung, Hyeon |
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| España (16) |
|---|
| Andujar, Pablo | | Arruabarrena, Lara | | Bautista Agut, Roberto | | Carreno Busta, Pablo | | Domínguez Lino, Lourdes | | Ferrer, David | | Garcia-Lopez, Guillermo | | Gimeno-Traver, Daniel | | Granollers, Marcel | | Lopez, Feliciano | | Muguruza, Garbiñe | | Nadal, Rafael | | Ramos-Vinolas, Albert | | Robredo, Tommy | | Suárez Navarro, Carla | | Verdasco, Fernando |
| | Suecia (2) |
|---|
| Larsson, Johanna | | Ymer, Elias |
| | Suiza (4) |
|---|
| Bacsinszky, Timea | | Bencic, Belinda | | Federer, Roger | | Wawrinka, Stan |
| |
| | | Ucrania (8) |
|---|
| Bondarenko, Kateryna | | Dolgopolov, Alexandr | | Kozlova, Kateryna | | Marchenko, Illya | | Nedovyesov, Aleksandr | | Stakhovsky, Sergiy | | Svitolina, Elina | | Tsurenko, Lesia |
| | Reino Unido (5) |
|---|
| Konta, Johanna | | Murray, Andy | | Robson, Laura | | Ward, James | | Watson, Heather |
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| Estados Unidos (38) |
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| Brengle, Madison | | Chirico, Louisa | | Crawford, Samantha | | Davis, Lauren | | Donaldson, Jared | | Falconi, Irina | | Fish, Mardy | | Fratangelo, Bjorn | | Gibbs, Nicole | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | Kenin, Sonya | | Keys, Madison | | King, Vania | | Krajicek, Austin | | Kudla, Denis | | Lepchenko, Varvara | | Loeb, Jamie | | Mattek-Sands, Bethanie | | McHale, Christina | | Paul, Tommy | | Pegula, Jessica | | Querrey, Sam | | Ram, Rajeev | | Riske, Alison | | Rogers, Shelby | | Shane, Ryan | | Smyczek, Tim | | Sock, Jack | | Stephens, Sloane | | Tatishvili, Anna | | Tiafoe, Frances | | Vandeweghe, Coco | | Vickery, Sachia | | Williams, Serena | | Williams, Venus | | Young, Donald |
| | | Uzbekistán (1) |
|---|
| Istomin, Denis |
|