| Argentinien (2) |
|---|
| Del Potro, Juan Martin | | Schwartzman, Diego |
| | Australien (2) |
|---|
| Ebden, Matthew | | Kokkinakis, Thanasi |
| | Österreich (1) |
|---|
| Thiem, Dominic |
| | Kanada (1) |
|---|
| Shapovalov, Denis |
|
| Frankreich (1) |
|---|
| Mannarino, Adrian |
| | Georgien (1) |
|---|
| Basilashvili, Nikoloz |
| | Deutschland (3) |
|---|
| Gojowczyk, Peter | | Zverev, Alexander | | Zverev, Mischa |
| | Japan (2) |
|---|
| Daniel, Taro | | Nishikori, Kei |
|
| Kasachstan (1) |
|---|
| Bublik, Alexander |
| | Litauen (1) |
|---|
| Berankis, Ricardas |
| | Mexiko (2) |
|---|
| Escobedo, Ernesto | | Gomez, Lucas |
| |
| Russland (1) |
|---|
| Rublev, Andrey |
| | Südafrika (1) |
|---|
| Anderson, Kevin |
| | | Spanien (4) |
|---|
| Ferrer, David | | Lopez, Feliciano | | Nadal, Rafael | | Verdasco, Fernando |
|
| Groß Britannien (1) |
|---|
| Norrie, Cameron |
| | Vereinigte Staaten (8) |
|---|
| Donaldson, Jared | | Harrison, Ryan | | Isner, John | | Johnson, Steve | | McDonald, Mackenzie | | Querrey, Sam | | Sock, Jack | | Young, Donald |
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