| l’Argentine (7) |
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| Del Potro, Juan Martin | | Delbonis, Federico | | Kicker, Nicolas | | Mayer, Leonardo | | Pella, Guido | | Schwartzman, Diego | | Zeballos, Horacio |
| | l’Australie (17) |
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| Aiava, Destanee | | Barty, Ashleigh | | Bolt, Alex | | Cabrera, Lizette | | De Minaur, Alex | | Ebden, Matthew | | Fourlis, Jaimee | | Gavrilova, Daria | | Kokkinakis, Thanasi | | Kubler, Jason | | Kyrgios, Nick | | Millman, John | | Popyrin, Alexei | | Rogowska, Olivia | | Stosur, Samantha | | Thompson, Jordan | | Tomljanovic, Ajla |
| | l’Autriche (4) |
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| Haider-Maurer, Andreas | | Melzer, Gerald | | Novak, Dennis | | Thiem, Dominic |
| | Belarus (2) |
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| Sabalenka, Aryna | | Sasnovich, Aliaksandra |
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| la Belgique (5) |
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| Bemelmans, Ruben | | Flipkens, Kirsten | | Goffin, David | | Mertens, Elise | | Uytvanck, Alison Van |
| | la Bosnie et Herzegovina (1) |
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| Dzumhur, Damir |
| | le Brésil (2) |
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| Dutra Silva, Rogerio | | Haddad Maia, Beatriz |
| | la Bulgarie (2) |
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| Dimitrov, Grigor | | Tomova, Viktoriya |
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| le Canada (5) |
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| Bouchard, Eugenie | | Polansky, Peter | | Pospisil, Vasek | | Raonic, Milos | | Shapovalov, Denis |
| | la Chile (1) |
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| Jarry, Nicolas |
| | la Chine (6) |
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| Duan, Ying-Ying | | Peng, Shuai | | Wang, Qiang | | Wang, Xinyu | | Zhang, Shuai | | Zhu, Lin |
| | la Colombie (1) |
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| Duque-Mariño, Mariana |
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| la Croatie (7) |
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| Cilic, Marin | | Coric, Borna | | Fett, Jana | | Karlovic, Ivo | | Lucic-Baroni, Mirjana | | Martic, Petra | | Vekic, Donna |
| | la Chypre (1) |
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| Baghdatis, Marcos |
| | la République Tchèque (11) |
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| Allertova, Denisa | | Berdych, Tomas | | Kvitova, Petra | | Pliskova, Karolina | | Pliskova, Kristyna | | Safarova, Lucie | | Safranek, Vaclav | | Siniakova, Katerina | | Strycova, Barbora | | Vesely, Jiri | | Vondrousova, Marketa |
| | le Danemark (1) |
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| Wozniacki, Caroline |
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| la République Dominicaine (1) |
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| Estrella Burgos, Victor |
| | l’Estonie (2) |
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| Kanepi, Kaia | | Kontaveit, Anett |
| | la France (18) |
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| Benneteau, Julien | | Chardy, Jeremy | | Cornet, Alizé | | Dodin, Oceane | | Garcia, Caroline | | Gasquet, Richard | | Halys, Quentin | | Herbert, Pierre-Hugues | | Mannarino, Adrian | | Mladenovic, Kristina | | Monfils, Gael | | Moutet, Corentin | | Paire, Benoit | | Parmentier, Pauline | | Ponchet, Jessika | | Pouille, Lucas | | Simon, Gilles | | Tsonga, Jo-Wilfried |
| | la Géorgie (1) |
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| Basilashvili, Nikoloz |
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| l’Allemagne (17) |
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| Bachinger, Matthias | | Barthel, Mona | | Brown, Dustin | | Friedsam, Anna-Lena | | Goerges, Julia | | Gojowczyk, Peter | | Kerber, Angelique | | Kohlschreiber, Philipp | | Maria, Tatjana | | Marterer, Maximilian | | Mayer, Florian | | Petkovic, Andrea | | Stebe, Cedrik-Marcel | | Struff, Jan-Lennard | | Witthoeft, Carina | | Zverev, Alexander | | Zverev, Mischa |
| | la Grèce (2) |
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| Sakkari, Maria | | Tsitsipas, Stefano |
| | l’Hongrie (2) |
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| Babos, Timea | | Fucsovics, Marton |
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| | l’Italie (9) |
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| Berrettini, Matteo | | Caruso, Salvatore | | Fabbiano, Thomas | | Fognini, Fabio | | Giorgi, Camila | | Lorenzi, Paolo | | Schiavone, Francesca | | Seppi, Andreas | | Sonego, Lorenzo |
| | le Japon (7) |
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| Daniel, Taro | | Eguchi, Misa | | Hibino, Nao | | Nara, Kurumi | | Nishioka, Yoshihito | | Osaka, Naomi | | Sugita, Yuichi |
| | le Kazakhstan (3) |
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| Diyas, Zarina | | Kukushkin, Mikhail | | Putintseva, Yulia |
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| la Lettonie (2) |
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| Ostapenko, Jelena | | Sevastova, Anastasija |
| | la Lituanie (1) |
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| Berankis, Ricardas |
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| Muller, Gilles |
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| Albot, Radu |
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| les Pays-Bas (3) |
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| Bertens, Kiki | | Haase, Robin | | Hogenkamp, Richel |
| | la Norvège (1) |
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| Ruud, Casper |
| | le Paraguay (1) |
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| Cepede Royg, Veronica |
| | la Pologne (3) |
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| Frech, Magdalena | | Linette, Magda | | Radwanska, Agnieszka |
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| le Portugal (1) |
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| Sousa, Joao |
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| Puig, Monica |
| | la Roumanie (7) |
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| Begu, Irina-Camelia | | Bogdan, Ana | | Buzarnescu, Mihaela | | Cirstea, Sorana | | Copil, Marius | | Halep, Simona | | Niculescu, Monica |
| | la Russie (15) |
|---|
| Alexandrova, Ekaterina | | Blinkova, Anna | | Donskoy, Evgeny | | Gasparyan, Margarita | | Kalinskaya, Anna | | Kasatkina, Daria | | Khachanov, Karen | | Makarova, Ekaterina | | Medvedev, Daniil | | Pavlyuchenkova, Anastasia | | Rublev, Andrey | | Sharapova, Maria | | Vesnina, Elena | | Vikhlyantseva, Natalia | | Youzhny, Mikhail |
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| la Servie (6) |
|---|
| Djere, Laslo | | Djokovic, Novak | | Jorovic, Ivana | | Krunic, Aleksandra | | Lajovic, Dusan | | Troicki, Viktor |
| | la Slovaquie (7) |
|---|
| Cepelova, Jana | | Cibulkova, Dominika | | Kucova, Kristina | | Kuzmova, Viktoria | | Lacko, Lukas | | Rybarikova, Magdalena | | Schmiedlova, Anna Karolina |
| | la Slovénie (3) |
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| Bedene, Aljaz | | Hercog, Polona | | Kavcic, Blaz |
| | l’Afrique du Sud (1) |
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| Anderson, Kevin |
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| la Corée du Sud (2) |
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| Chung, Hyeon | | Kwon, Soonwo |
| | l’Espagne (12) |
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| Arruabarrena, Lara | | Bautista Agut, Roberto | | Carreno Busta, Pablo | | Ferrer, David | | Garcia-Lopez, Guillermo | | Lopez, Feliciano | | Muguruza, Garbiñe | | Munar, Jaume | | Nadal, Rafael | | Ramos-Vinolas, Albert | | Suárez Navarro, Carla | | Verdasco, Fernando |
| | la Suède (2) |
|---|
| Larsson, Johanna | | Ymer, Elias |
| | la Suisse (4) |
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| Bencic, Belinda | | Federer, Roger | | Golubic, Viktorija | | Wawrinka, Stan |
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| l’île de Taiwan (1) |
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| Hsieh, Su-Wei |
| | la Thailande (1) |
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| Kumkhum, Luksika |
| | la Tunisie (2) |
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| Jabeur, Ons | | Jaziri, Malek |
| | l’Ukraine (6) |
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| Bondarenko, Kateryna | | Dolgopolov, Alexandr | | Kostyuk, Marta | | Kozlova, Kateryna | | Svitolina, Elina | | Tsurenko, Lesia |
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| le Royaume-Uni (3) |
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| Edmund, Kyle | | Konta, Johanna | | Watson, Heather |
| | les Etats-Unis (31) |
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| Ahn, Kristie | | Bellis, CiCi | | Brady, Jennifer | | Brengle, Madison | | Davis, Lauren | | Donaldson, Jared | | Falconi, Irina | | Gibbs, Nicole | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | Kenin, Sofia | | Keys, Madison | | King, Kevin | | Kudla, Denis | | Lepchenko, Varvara | | McDonald, Mackenzie | | McHale, Christina | | Pera, Bernarda | | Querrey, Sam | | Riske, Alison | | Rogers, Shelby | | Sandgren, Tennys | | Smyczek, Tim | | Sock, Jack | | Stephens, Sloane | | Tiafoe, Frances | | Townsend, Taylor | | Vandeweghe, Coco | | Williams, Venus | | Young, Donald |
| | l’Uruguay (1) |
|---|
| Cuevas, Pablo |
| | l’Oezbékistan (1) |
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| Istomin, Denis |
|