| Argentina (1) |
|---|
| Schwartzman, Diego |
| | Austria (1) |
|---|
| Thiem, Dominic |
| | | Canadá (1) |
|---|
| Shapovalov, Denis |
|
| Francia (2) |
|---|
| Paire, Benoit | | Pouille, Lucas |
| | Alemania (1) |
|---|
| Zverev, Alexander |
| | Grecia (1) |
|---|
| Tsitsipas, Stefano |
| |
| | Rusia (1) |
|---|
| Khachanov, Karen |
| | España (2) |
|---|
| Ferrer, David | | Nadal, Rafael |
| | Reino Unido (1) |
|---|
| Murray, Andy |
|
| Estados Unidos (2) |
|---|
| Isner, John | | Tiafoe, Frances |
|