| Belarús (2) |
|---|
| Gerasimov, Egor | | Ivashka, Ilya |
| | Bosnia y Herzegovina (1) |
|---|
| Dzumhur, Damir |
| | | República Checa (1) |
|---|
| Rosol, Lukas |
|
| Francia (1) |
|---|
| Mannarino, Adrian |
| | Hungría (1) |
|---|
| Fucsovics, Marton |
| | | Italia (6) |
|---|
| Berrettini, Matteo | | Caruso, Salvatore | | Fabbiano, Thomas | | Sinner, Jannik | | Travaglia, Stefano | | Viola, Matteo |
|
| Kazajstán (2) |
|---|
| Bublik, Alexander | | Kukushkin, Mikhail |
| | Lituania (1) |
|---|
| Berankis, Ricardas |
| | |
| Rusia (5) |
|---|
| Donskoy, Evgeny | | Khachanov, Karen | | Medvedev, Daniil | | Rublev, Andrey | | Vatutin, Alexey |
| | Serbia (1) |
|---|
| Tipsarevic, Janko |
| | Eslovaquia (2) |
|---|
| Klizan, Martin | | Kovalik, Jozef |
| | España (1) |
|---|
| Carballes Baena, Roberto |
|