| Argentina (2) |
|---|
| Etcheverry, Tomas Martin | | Ugo Carabelli, Camilo |
| | Australia (1) |
|---|
| Popyrin, Alexei |
| | Austria (2) |
|---|
| Misolic, Filip | | Ofner, Sebastian |
| | Canada (1) |
|---|
| Shapovalov, Denis |
|
| | | | France (2) |
|---|
| Humbert, Ugo | | Muller, Alexandre |
|
| Hungary (1) |
|---|
| Fucsovics, Marton |
| | Italy (3) |
|---|
| Berrettini, Matteo | | Sonego, Lorenzo | | Zeppieri, Giulio |
| | Netherlands (2) |
|---|
| Griekspoor, Tallon | | Jong, Jesper de |
| | Norway (2) |
|---|
| Budkov Kjaer, Nicolai | | Ruud, Casper |
|
| Poland (1) |
|---|
| Majchrzak, Kamil |
| | Serbia (1) |
|---|
| Kecmanovic, Miomir |
| | Sweden (3) |
|---|
| Borg, Leo | | Ymer, Elias | | Ymer, Mikael |
| | United Kingdom (2) |
|---|
| Fearnley, Jacob | | Fery, Arthur |
|
| United States (2) |
|---|
| Korda, Sebastian | | Kovacevic, Aleksandar |
|