40 joueurs et joueuses, classés par nom de famille. Chaque fiche donne le bilan depuis 2021, le détail par surface et l'historique des matchs.
| Joueur | Pays | Classement | Matchs depuis 2021 |
|---|---|---|---|
| Riya Uboveja | India | — | 43 |
| Kaichi Uchida | Japan | — | 369 |
| Moyuka Uchijima | Japan | — | 349 |
| Maiko Uchijima | Japan | — | 44 |
| Yasutaka Uchiyama | Japan | — | 256 |
| Veronika Udina | Russia | — | 56 |
| Panna Udvardy | Hungary | — | 369 |
| Luca Udvardy | Hungary | — | 125 |
| Ramu Ueda | Japan | — | 109 |
| Mutsumi Uemura | Japan | — | 73 |
| Kaito Uesugi | Japan | — | 73 |
| Jordi Mas De Ugarte | Spain | — | 76 |
| Nina Ugrelidze | United States | — | 71 |
| Matthias Ujvary | Austria | — | 186 |
| Adaugo Ukaegbu | United States | — | 42 |
| Anna Ukolova | Russia | — | 81 |
| Anna Ulyashchenko | United States | — | 82 |
| Yudai Umeoka | Japan | — | 21 |
| Ben Chetewy Ungar | Israel | — | 47 |
| Vaal Urankar | Slovenia | — | 42 |
| Lucie Urbanova | Czech Republic | — | 62 |
| Anna Ureke | Russia | — | 134 |
| Federica Urgesi | Italy | — | 228 |
| Akasha Urhobo | United States | — | 184 |
| Maria Jose Sanchez Uribe | Colombia | — | 64 |
| Andres Urrea | Colombia | — | 92 |
| Maria Florencia Urrutia | Argentina | — | 141 |
| Aurora Urso | Italy | — | 127 |
| Vadym Ursu | Ukraine | — | 237 |
| Breno Rossetto Urvaneja | Brazil | — | 96 |
| Nikita Alosha Ushakov | Ukraine | — | 59 |
| Alexander Ushakov | Russia | — | 50 |
| Risa Ushijima | Japan | — | 66 |
| Ozlem Uslu | Turkey | — | 47 |
| Abdulaziz Usmonjonov | Uzbekistan | — | 21 |
| Kaede Usui | United States | — | 29 |
| Daniel Uta | Romania | — | 95 |
| Melis Ayda Uyar | Turkey | — | 118 |
| Alison Van Uytvanck | Belgium | — | 128 |
| Vladimir Uzhylovsky | Ukraine | — | 172 |