| Argentinië (7) |
|---|
| Bagnis, Facundo | | Del Potro, Juan Martin | | Delbonis, Federico | | Monaco, Juan | | Pella, Guido | | Schwartzman, Diego | | Zeballos, Horacio |
| | Australië (3) |
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| Kyrgios, Nick | | Thompson, Jordan | | Tomic, Bernard |
| | Oostenrijk (1) |
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| Thiem, Dominic |
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| | Bosnië-Herzegovina (1) |
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| Dzumhur, Damir |
| | Brazilië (2) |
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| Bellucci, Thomaz | | Monteiro, Thiago |
| | Bulgarije (1) |
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| Dimitrov, Grigor |
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| | Kroatië (3) |
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| Cilic, Marin | | Coric, Borna | | Karlovic, Ivo |
| | Tsjechië (3) |
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| Berdych, Tomas | | Pavlasek, Adam | | Vesely, Jiri |
| | Frankrijk (7) |
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| Chardy, Jeremy | | Mahut, Nicolas | | Mannarino, Adrian | | Paire, Benoit | | Pouille, Lucas | | Robert, Stephane | | Simon, Gilles |
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| Georgië (1) |
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| Basilashvili, Nikoloz |
| | Duitsland (8) |
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| Becker, Benjamin | | Brown, Dustin | | Haas, Tommy | | Kohlschreiber, Philipp | | Mayer, Florian | | Struff, Jan-Lennard | | Zverev, Alexander | | Zverev, Mischa |
| | | Italië (3) |
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| Fognini, Fabio | | Lorenzi, Paolo | | Seppi, Andreas |
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| Japan (2) |
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| Nishikori, Kei | | Nishioka, Yoshihito |
| | Kazachstan (1) |
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| Kukushkin, Mikhail |
| | Luxemburg (1) |
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| Muller, Gilles |
| | Mexico (1) |
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| Escobedo, Ernesto |
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| | Nederland (1) |
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| Haase, Robin |
| | Noorwegen (1) |
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| Ruud, Casper |
| | Portugal (2) |
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| Elias, Gastao | | Sousa, Joao |
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| Rusland (5) |
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| Khachanov, Karen | | Kravchuk, Konstantin | | Kuznetsov, Andrey | | Rublev, Andrey | | Youzhny, Mikhail |
| | Servië (2) |
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| Lajovic, Dusan | | Troicki, Viktor |
| | Slowakije (2) |
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| Klizan, Martin | | Lacko, Lukas |
| | Slovenië (1) |
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| Bedene, Aljaz |
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| Zuid-Afrika (1) |
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| Anderson, Kevin |
| | Zuid-Korea (1) |
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| Chung, Hyeon |
| | Spanje (9) |
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| Bautista Agut, Roberto | | Carreno Busta, Pablo | | Ferrer, David | | Granollers, Marcel | | Lopez, Feliciano | | Nadal, Rafael | | Ramos-Vinolas, Albert | | Robredo, Tommy | | Verdasco, Fernando |
| |
| Zwitserland (2) |
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| Federer, Roger | | Wawrinka, Stan |
| | | | Oekraïne (1) |
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| Dolgopolov, Alexandr |
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| Verenigd Koninkrijk (2) |
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| Edmund, Kyle | | Evans, Daniel |
| | Verenigde Staten (12) |
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| Donaldson, Jared | | Fritz, Taylor | | Harrison, Christian | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | Mmoh, Michael | | Querrey, Sam | | Smyczek, Tim | | Sock, Jack | | Tiafoe, Frances | | Young, Donald |
| | | Oezbekistan (1) |
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| Istomin, Denis |
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