| Argentina (3) |
|---|
| Cachin, Pedro | | Cerundolo, Francisco | | Schwartzman, Diego |
| | Østerrike (4) |
|---|
| Misolic, Filip | | Novak, Dennis | | Rodionov, Jurij | | Thiem, Dominic |
| | Brasil (1) |
|---|
| Monteiro, Thiago |
| | Bulgaria (1) |
|---|
| Dimitrov, Grigor |
|
| Canada (1) |
|---|
| Shapovalov, Denis |
| | Chile (1) |
|---|
| Garin, Christian |
| | | Finland (1) |
|---|
| Ruusuvuori, Emil |
|
| Frankrike (1) |
|---|
| Halys, Quentin |
| | Georgia (1) |
|---|
| Basilashvili, Nikoloz |
| | | Hellas (1) |
|---|
| Tsitsipas, Stefanos |
|
| Italia (3) |
|---|
| Berrettini, Matteo | | Sinner, Jannik | | Sonego, Lorenzo |
| | Japan (1) |
|---|
| Nishioka, Yoshihito |
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| Griekspoor, Tallon |
| |
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| Khachanov, Karen | | Medvedev, Daniil | | Rublev, Andrey |
| | England (2) |
|---|
| Evans, Daniel | | Norrie, Cameron |
| | Amerika (5) |
|---|
| Fritz, Taylor | | Giron, Marcos | | Paul, Tommy | | Tiafoe, Frances | | Wolf, J.J. |
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