| Argentinien (1) |
|---|
| Podoroska, Nadia |
| | Australien (2) |
|---|
| Barty, Ashleigh | | Tomljanovic, Ajla |
| | Weißrussland (1) |
|---|
| Sabalenka, Aryna |
| | Belgien (1) |
|---|
| Mertens, Elise |
|
| China (3) |
|---|
| Wang, Qiang | | Zhang, Shuai | | Zheng, Saisai |
| | Kroatien (1) |
|---|
| Martic, Petra |
| | Tschechien (5) |
|---|
| Krejcikova, Barbora | | Kvitova, Petra | | Muchova, Karolina | | Pliskova, Karolina | | Vondrousova, Marketa |
| | Frankreich (3) |
|---|
| Cornet, Alizé | | Garcia, Caroline | | Mladenovic, Kristina |
|
| Deutschland (2) |
|---|
| Kerber, Angelique | | Siegemund, Laura |
| | Griechenland (1) |
|---|
| Sakkari, Maria |
| | Italien (3) |
|---|
| Cocciaretto, Elisabetta | | Giorgi, Camila | | Trevisan, Martina |
| |
| Kasachstan (2) |
|---|
| Putintseva, Yulia | | Shvedova, Yaroslava |
| | Lettland (2) |
|---|
| Ostapenko, Jelena | | Sevastova, Anastasija |
| | Polen (2) |
|---|
| Linette, Magda | | Swiatek, Iga |
| | Rumänien (2) |
|---|
| Halep, Simona | | Tig, Patricia Maria |
|
| Russland (5) |
|---|
| Alexandrova, Ekaterina | | Kasatkina, Daria | | Kudermetova, Veronika | | Pavlyuchenkova, Anastasia | | Zvonareva, Vera |
| | Slowenien (2) |
|---|
| Hercog, Polona | | Zidansek, Tamara |
| | Spanien (2) |
|---|
| Muguruza, Garbiñe | | Sorribes Tormo, Sara |
| | Schweiz (2) |
|---|
| Bencic, Belinda | | Teichmann, Jil |
|
| Ukraine (2) |
|---|
| Kostyuk, Marta | | Svitolina, Elina |
| | Groß Britannien (1) |
|---|
| Konta, Johanna |
| | Vereinigte Staaten (12) |
|---|
| Anisimova, Amanda | | Brady, Jennifer | | Gauff, Coco | | Kenin, Sofia | | Keys, Madison | | McHale, Christina | | Pegula, Jessica | | Pera, Bernarda | | Riske, Alison | | Rogers, Shelby | | Stephens, Sloane | | Williams, Serena |
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