| Argentina (3) |
|---|
| Londero, Juan Ignacio | | Pella, Guido | | Schwartzman, Diego |
| | Australia (2) |
|---|
| Kokkinakis, Thanasi | | Millman, John |
| | Bosnia and Herzegovina (1) |
|---|
| Dzumhur, Damir |
| | Bulgaria (1) |
|---|
| Dimitrov, Grigor |
|
| Chile (1) |
|---|
| Garin, Christian |
| | France (3) |
|---|
| Barrere, Gregoire | | Janvier, Maxime | | Pouille, Lucas |
| | Germany (2) |
|---|
| Koepfer, Dominik | | Stebe, Cedrik-Marcel |
| | India (1) |
|---|
| Gunneswaran, Prajnesh |
|
| | | Kazakhstan (1) |
|---|
| Kukushkin, Mikhail |
| | Latvia (1) |
|---|
| Gulbis, Ernests |
|
| | | Serbia (1) |
|---|
| Tipsarevic, Janko |
| | South Korea (1) |
|---|
| Kwon, Soonwoo |
|
| Spain (1) |
|---|
| Granollers, Marcel |
| | | United Kingdom (1) |
|---|
| Norrie, Cameron |
| | United States (3) |
|---|
| Fritz, Taylor | | Johnson, Steve | | Sandgren, Tennys |
|