| Link | Location |
|---|
 | Michal Trs | Prague, Czechia |
| Eira Tse | Sydney, Melbourne, Australia |
| Aleksey Tsvetkov | Moscow, Russian Federation |
 | Kaloyan Tsvetkov | Sofia, Bulgaria |
 | Juliette Tuerlings | Den Bosch, Netherlands |
| Svetlana Tukhfatullina | Moscow, Russian Federation |
 | Olsen Turan | Rockville Centre, New York, United States |
| Miroslav Turek | Prague, Czechia |
| Ilya Ulchenko | Antaliya, Türkiye |
 | Mohamed Musthafa Ummer | Bangalore, India |
| Pavel Urban | Prague, Czechia |
| Theresa Urquidi | Rockville Centre, New York, United States |
| Oleg Usov | Moscow, Russian Federation |
| Aleksandr Uzdyaev | (ONLINE) Moscow, Kazakhstan |
| V V | q, Canada |
