| Argentinië (1) |
|---|
| Schwartzman, Diego |
| | Oostenrijk (1) |
|---|
| Thiem, Dominic |
| | | Brazilië (1) |
|---|
| Seyboth Wild, Thiago |
|
| Canada (1) |
|---|
| Auger-Aliassime, Felix |
| | Frankrijk (10) |
|---|
| Barrere, Gregoire | | Bonzi, Benjamin | | Gasquet, Richard | | Herbert, Pierre-Hugues | | Humbert, Ugo | | Monfils, Gael | | Moutet, Corentin | | Rinderknech, Arthur | | Simon, Gilles | | Tsonga, Jo-Wilfried |
| | Griekenland (1) |
|---|
| Tsitsipas, Stefanos |
| | Italië (2) |
|---|
| Musetti, Lorenzo | | Sinner, Jannik |
|
| Japan (1) |
|---|
| Nishioka, Yoshihito |
| | Polen (1) |
|---|
| Majchrzak, Kamil |
| | | Rusland (2) |
|---|
| Karatsev, Aslan | | Khachanov, Karen |
|
| Slovenië (1) |
|---|
| Bedene, Aljaz |
| | Zuid-Afrika (1) |
|---|
| Harris, Lloyd |
| | Spanje (1) |
|---|
| Ramos-Vinolas, Albert |
| |
| Verenigd Koninkrijk (1) |
|---|
| Norrie, Cameron |
| | Verenigde Staten (2) |
|---|
| Korda, Sebastian | | Paul, Tommy |
|