- Jaatun Martin Gilje
- Jacobs Bart
- Jacobsen Bjørn Barth
- Jacobsson Andreas
- Jakubiak Sara
- Jallow Seedy Ahmed
- Janowski Tomasz
- Jansen van Vuuren Anna-Marie
- Jansen van Vuuren Joey
- Jasmontaite Lina
- Jasmontaitė-Zaniewicz Lina
- Jayagopi Dinesh Babu
- Jeary Sheridan
- Jenart Delphine
- Jensen Bent Bæk
- Jensen Henning
- Jensen Meiko