| Link | Location |
|---|
| Jan Jelinek | Prague, Czechia |
| Daniel Jerman | Prague, Czechia |
| Anastasia Jeus | Москва, Russian Federation |
| Riti Jindal | Madison, Wisconsin, United States |
| Nils Joachim | Munich, Germany |
| Leann Johnson | Madison, WI - Wisconsin, United States |
| Viola Jung | online, Germany |
| Martin Kanal | Salem, Germany |
| Tülay Karaaslan | Dortmund, Germany |
| Spas Karabelov | Sofia, Bulgaria |
| Kseniya Karadzhova | Brussels, Belgium |
| Kanwaljit kareer | Rockville Centre, New York, United States |
| Anna Karikova | Москва, Russian Federation |
| Ivan Karnik | Munich, Germany |
| Masiak Karol | Amsterdam, Netherlands |
