| Argentína (2) |
|---|
| Pella, Guido | | Schwartzman, Diego |
| | Austrália (1) |
|---|
| Tomic, Bernard |
| | Rakúsko (3) |
|---|
| Novak, Dennis | | Ofner, Sebastian | | Thiem, Dominic |
| | Bosna a Hercegovina (1) |
|---|
| Dzumhur, Damir |
|
| Bulharsko (1) |
|---|
| Dimitrov, Grigor |
| | Francúzsko (5) |
|---|
| Gasquet, Richard | | Herbert, Pierre-Hugues | | Pouille, Lucas | | Simon, Gilles | | Tsonga, Jo-Wilfried |
| | Nemecko (3) |
|---|
| Kohlschreiber, Philipp | | Struff, Jan-Lennard | | Zverev, Alexander |
| | Taliansko (2) |
|---|
| Fabbiano, Thomas | | Fognini, Fabio |
|
| Lotyšsko (1) |
|---|
| Gulbis, Ernests |
| | Litva (1) |
|---|
| Berankis, Ricardas |
| | Rusko (2) |
|---|
| Khachanov, Karen | | Rublev, Andrey |
| | Srbsko (1) |
|---|
| Troicki, Viktor |
|
| Juhoafrická republika (1) |
|---|
| Anderson, Kevin |
| | Španielsko (5) |
|---|
| Carreno Busta, Pablo | | Ferrer, David | | Garcia-Lopez, Guillermo | | Lopez, Feliciano | | Ramos-Vinolas, Albert |
| | Veľká Británia (1) |
|---|
| Edmund, Kyle |
| | USA (2) |
|---|
| Isner, John | | Querrey, Sam |
|
|