| Argentina (1) |
|---|
| Schwartzman, Diego |
| | Australia (2) |
|---|
| Barty, Ashleigh | | Millman, John |
| | |
| | Tsjekkisk Republikk (3) |
|---|
| Kvitova, Petra | | Siniakova, Katerina | | Strycova, Barbora |
| | Frankrike (2) |
|---|
| Humbert, Ugo | | Moutet, Corentin |
| | Tyskland (1) |
|---|
| Struff, Jan-Lennard |
|
| | Italia (2) |
|---|
| Fognini, Fabio | | Giustino, Lorenzo |
| | Nederland (1) |
|---|
| Rus, Arantxa |
| |
| Romania (1) |
|---|
| Cirstea, Sorana |
| | Russland (2) |
|---|
| Gasparyan, Margarita | | Kasatkina, Daria |
| | Serbia (2) |
|---|
| Djokovic, Novak | | Lajovic, Dusan |
| | Sør-Afrika (1) |
|---|
| Harris, Lloyd |
|
| Spania (2) |
|---|
| Bautista Agut, Roberto | | Lopez, Feliciano |
| | Ukraina (1) |
|---|
| Tsurenko, Lesia |
| | | Amerika (5) |
|---|
| Gauff, Coco | | Keys, Madison | | Opelka, Reilly | | Stephens, Sloane | | Williams, Venus |
|