| Australia (5) |
|---|
| Duckworth, James | | Groth, Sam | | Millman, John | | Thompson, Jordan | | Tomic, Bernard |
| | Bulgaria (1) |
|---|
| Dimitrov, Grigor |
| | Canada (2) |
|---|
| Pospisil, Vasek | | Shapovalov, Denis |
| | Croazia (3) |
|---|
| Coric, Borna | | Dodig, Ivan | | Karlovic, Ivo |
|
| Cipro (1) |
|---|
| Baghdatis, Marcos |
| | Repubblica Dominicana (1) |
|---|
| Estrella Burgos, Victor |
| | Francia (5) |
|---|
| Mannarino, Adrian | | Millot, Vincent | | Monfils, Gael | | Paire, Benoit | | Robert, Stephane |
| | Germania (2) |
|---|
| Becker, Benjamin | | Zverev, Alexander |
|
| | Giappone (2) |
|---|
| Nishioka, Yoshihito | | Sugita, Yuichi |
| | Lussemburgo (1) |
|---|
| Muller, Gilles |
| | Messico (1) |
|---|
| Escobedo, Ernesto |
|
| Serbia (1) |
|---|
| Troicki, Viktor |
| | Slovacchia (1) |
|---|
| Lacko, Lukas |
| | Sud Africa (1) |
|---|
| Anderson, Kevin |
| |
| | Ucraina (1) |
|---|
| Dolgopolov, Alexandr |
| | Regno Unito (1) |
|---|
| Evans, Daniel |
| | Stati Uniti (16) |
|---|
| Baker, Brian | | Donaldson, Jared | | Fratangelo, Bjorn | | Fritz, Taylor | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | Krajicek, Austin | | Kudla, Denis | | Kuznetsov, Alex | | Opelka, Reilly | | Querrey, Sam | | Smyczek, Tim | | Sock, Jack | | Tiafoe, Frances | | Young, Donald |
|