| l’Argentine (6) |
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| Delbonis, Federico | | Mayer, Leonardo | | Olivo, Renzo | | Pella, Guido | | Schwartzman, Diego | | Trungelliti, Marco |
| | l’Australie (18) |
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| Birrell, Kimberly | | Duckworth, James | | Ebden, Matthew | | Gavrilova, Daria | | Groth, Sam | | Hewitt, Lleyton | | Hon, Priscilla | | Inglis, Maddison | | Jasika, Omar | | Kyrgios, Nick | | Millman, John | | Patterson, Tammi | | Sanders, Storm | | Stosur, Samantha | | Thompson, Jordan | | Tomic, Bernard | | Tomljanovic, Ajla | | Wolfe, Jarmila |
| | l’Autriche (2) |
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| Paszek, Tamira | | Thiem, Dominic |
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| la Belgique (6) |
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| Darcis, Steve | | Flipkens, Kirsten | | Goffin, David | | Uytvanck, Alison Van | | Wickmayer, Yanina | | Zanevska, Maryna |
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| Basic, Mirza | | Dzumhur, Damir |
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| Dimitrov, Grigor | | Pironkova, Tsvetana |
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| le Canada (3) |
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| Bouchard, Eugenie | | Pospisil, Vasek | | Raonic, Milos |
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| la Chypre (1) |
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| Baghdatis, Marcos |
| | la République Tchèque (13) |
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| | le Danemark (1) |
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| Wozniacki, Caroline |
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| Kontaveit, Anett |
| | la France (17) |
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| Benneteau, Julien | | Chardy, Jeremy | | Cornet, Alizé | | Dodin, Oceane | | Garcia, Caroline | | Halys, Quentin | | Herbert, Pierre-Hugues | | Mahut, Nicolas | | Mannarino, Adrian | | Mathieu, Paul-Henri | | Mladenovic, Kristina | | Monfils, Gael | | Paire, Benoit | | Pouille, Lucas | | Robert, Stephane | | Simon, Gilles | | Tsonga, Jo-Wilfried |
| | la Géorgie (1) |
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| Basilashvili, Nikoloz |
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| la Grèce (1) |
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| Sakkari, Maria |
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| Babos, Timea |
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| l’Italie (8) |
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| Bolelli, Simone | | Cecchinato, Marco | | Errani, Sara | | Fognini, Fabio | | Giorgi, Camila | | Lorenzi, Paolo | | Seppi, Andreas | | Vinci, Roberta |
| | le Japon (9) |
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| Daniel, Taro | | Doi, Misaki | | Hibino, Nao | | Ito, Tatsuma | | Nara, Kurumi | | Nishikori, Kei | | Nishioka, Yoshihito | | Osaka, Naomi | | Sugita, Yuichi |
| | le Kazakhstan (4) |
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| la Russie (12) |
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| Donskoy, Evgeny | | Gabashvili, Teymuraz | | Gasparyan, Margarita | | Kasatkina, Daria | | Kulichkova, Elizaveta | | Kuznetsov, Andrey | | Kuznetsova, Svetlana | | Makarova, Ekaterina | | Pavlyuchenkova, Anastasia | | Rodina, Evgeniya | | Sharapova, Maria | | Tursunov, Dmitry |
| | la Servie (8) |
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| Djokovic, Novak | | Ivanovic, Ana | | Jankovic, Jelena | | Jovanovski, Bojana | | Krajinovic, Filip | | Krunic, Aleksandra | | Lajovic, Dusan | | Troicki, Viktor |
| | la Slovaquie (6) |
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| Cibulkova, Dominika | | Hantuchova, Daniela | | Klizan, Martin | | Kovalik, Jozef | | Rybarikova, Magdalena | | Schmiedlova, Anna Karolina |
| | la Slovénie (2) |
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| Bedene, Aljaz | | Hercog, Polona |
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| l’Afrique du Sud (1) |
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| Anderson, Kevin |
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| Chung, Hyeon |
| | l’Espagne (19) |
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| Almagro, Nicolas | | Andujar, Pablo | | Arruabarrena, Lara | | Bautista Agut, Roberto | | Carreno Busta, Pablo | | Cervantes, Inigo | | Domínguez Lino, Lourdes | | Ferrer, David | | Garcia-Lopez, Guillermo | | Gimeno-Traver, Daniel | | Granollers, Marcel | | Lopez, Feliciano | | Muguruza, Garbiñe | | Muñoz de la Nava, Daniel | | Nadal, Rafael | | Ramos-Vinolas, Albert | | Robredo, Tommy | | Suárez Navarro, Carla | | Verdasco, Fernando |
| | la Suède (1) |
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| Larsson, Johanna |
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| la Suisse (5) |
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| Bacsinszky, Timea | | Bencic, Belinda | | Federer, Roger | | Golubic, Viktorija | | Wawrinka, Stan |
| | l’île de Taiwan (1) |
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| Hsieh, Su-Wei |
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| Jaziri, Malek |
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| l’Ukraine (6) |
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| Bondarenko, Kateryna | | Dolgopolov, Alexandr | | Marchenko, Illya | | Stakhovsky, Sergiy | | Svitolina, Elina | | Tsurenko, Lesia |
| | le Royaume-Uni (5) |
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| Edmund, Kyle | | Evans, Daniel | | Konta, Johanna | | Murray, Andy | | Watson, Heather |
| | les Etats-Unis (31) |
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| Baker, Brian | | Brengle, Madison | | Crawford, Samantha | | Davis, Lauren | | Duval, Victoria | | Falconi, Irina | | Fratangelo, Bjorn | | Fritz, Taylor | | Gibbs, Nicole | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | Keys, Madison | | King, Vania | | Krajicek, Austin | | Kudla, Denis | | Lepchenko, Varvara | | Mattek-Sands, Bethanie | | McHale, Christina | | Querrey, Sam | | Ram, Rajeev | | Riske, Alison | | Rubin, Noah | | Smyczek, Tim | | Sock, Jack | | Stephens, Sloane | | Tatishvili, Anna | | Vandeweghe, Coco | | Williams, Serena | | Williams, Venus | | Young, Donald |
| | l’Uruguay (1) |
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| Cuevas, Pablo |
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| l’Oezbékistan (1) |
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| Istomin, Denis |
|