| Argentina (1) |
|---|
| Pella, Guido |
| | Austrálie (1) |
|---|
| Thompson, Jordan |
| | Bělorusko (1) |
|---|
| Ivashka, Ilya |
| | Brazílie (1) |
|---|
| Monteiro, Thiago |
|
| Bulharsko (1) |
|---|
| Dimitrov, Grigor |
| | Kanada (1) |
|---|
| Shapovalov, Denis |
| | Chile (1) |
|---|
| Garin, Christian |
| | Chorvatsko (1) |
|---|
| Cilic, Marin |
|
| Francie (3) |
|---|
| Cazaux, Arthur | | Mannarino, Adrian | | Paire, Benoit |
| | Německo (2) |
|---|
| Altmaier, Daniel | | Koepfer, Dominik |
| | Maďarsko (1) |
|---|
| Fucsovics, Marton |
| | Itálie (4) |
|---|
| Caruso, Salvatore | | Cecchinato, Marco | | Fognini, Fabio | | Travaglia, Stefano |
|
| | | Španělsko (3) |
|---|
| Andujar, Pablo | | Lopez, Feliciano | | Verdasco, Fernando |
| | Švýcarsko (3) |
|---|
| Federer, Roger | | Laaksonen, Henri | | Stricker, Dominic Stephan |
|
| USA (3) |
|---|
| McDonald, Mackenzie | | Opelka, Reilly | | Sandgren, Tennys |
| |