| Link | Location |
|---|
 | Nicolas Duplessis | London (Online), United Kingdom |
| Mateusz Durajewski | Wrocław, Poland |
| Jorge Eduardo Durán Vásquez | Munich, Germany |
| Julie Durham | Eden Prairie, Minnesota, United States |
| Elżbieta Durka | Warszawa, Poland |
| Katarzyna Durmić | Wrocław, Poland |
| Sylwester Dusza | Cracow, Poland |
| Maciej Dutkiewicz | Warszawa, Poland |
| Mariia Duve | Moscow, Russian Federation |
| Gaurav Dwivedi | Noida, India |
| Sashanka Dwivedula | Eden Prairie, Minnesota, United States |
| Maria Dyakova | Moscow, Russian Federation |
| Paul Dyble | LONDON, United Kingdom |
 | Dr. Sebastian Dymacz | NJ, New Jersey, United States |
 | Karolina Dziamska | Warszawa, Poland |
