| Australia (6) |
|---|
| Bolt, Alex | | De Minaur, Alex | | Duckworth, James | | Ebden, Matthew | | Kokkinakis, Thanasi | | Kyrgios, Nick |
| | | Cyprus (1) |
|---|
| Baghdatis, Marcos |
| |
| Germany (1) |
|---|
| Zverev, Mischa |
| | India (2) |
|---|
| Gunneswaran, Prajnesh | | Ramanathan, Ramkumar |
| | Lithuania (1) |
|---|
| Berankis, Ricardas |
| | Poland (1) |
|---|
| Hurkacz, Hubert |
|
| | Russia (1) |
|---|
| Youzhny, Mikhail |
| | | South Korea (1) |
|---|
| Chung, Hyeon |
|
| | United Kingdom (1) |
|---|
| Norrie, Cameron |
| | United States (8) |
|---|
| Fritz, Taylor | | Harrison, Ryan | | Isner, John | | Reinberg, Emil | | Rubin, Noah | | Smyczek, Tim | | Tiafoe, Frances | | Young, Donald |
|