Finn person fra Ullern
- Harald Iwe
- Sigurd Iwe
- Maxim Izergin
- Azar Jabbari
- Dalia Jackbo
- Bengt Jacobsen
- Bente Karin Jacobsen
- Bernt Jacobsen
- Christina Jacobsen
- Ellen Elisabeth Jacobsen
- Erik Otto Jacobsen
- Eva Selnes Jacobsen
- Geir Eirik Jacobsen
- Gunnar Jacobsen
- Jeanette Christine Jacobsen
- Kari Jacobsen
- Lars Håvard Jacobsen
- Linda Jacobsen
- Merethe Nødtvedt Jacobsen
- Per Øyvind Nødtvedt Jacobsen
- Per-Aage Jacobsen
- Peter Jacobsen
- Peter Olger Jacobsen
- Terje Jacobsen
- Tore Jacobsen
- Tove Jacobsen
- Eldar Aron Jacobsen Mortensen
- Morten Jaer
- Cecilia Jahr
- Kari Anne Jahr
- Ellen Anniken Jahre
- Wenche Jahre
- Anne Helene Jahren
- Bjørn Jahren
- Anne Marie Jakobsen
- Bror Øiseth Jakobsen
- Gjertrud Sofie Jakobsen
- Gro Jakobsen
- Merete Jakobsen
- Truls Einar Aak Jakobsen
- Neda Jalalifarahani
- Seedy Ahmed Jallow
- Ingrid Jalving
- Per Jandal
- Na Young Jang
- Cathrine Janicke
- Jacek Jankowski
- Grete--Marie Jankowsky
- Gry Hege Jansen
- Ketil Jansen
- Morten Ditlev-Simonsen Jansen
- Siri Ditlev-Simonsen Jansen
- Marius Janson
- Jeremiah Joshua Jantzen
- Ragnhild Else Jaquesson
- Diderik Olav Jarlsby
- Mateusz Jastrzebski
- Michael Adam Jastrzebski
- Mehdi Javadinejad
- Trygve Wiede Jean-Hansen
- Tor Jebens
- Åse Bagge Jebens
- Finn Marum Jebsen
- Torgunn Bangor Jebsen
- Thea Marie Jellum
- Thor Kristian Jelsness
- Espen Jemtegaard
- Hanna-Cecilie Gram Jemtegaard
- Brynjulf Gran Jensen
- Elna Catharina Dalene Jensen
- Erling Jensen
- Geir Johan Kjennerud Jensen
- Gro Elisabeth Jensen
- Kari Jensen
- Kim Andrè Rosas Jensen
- Kristi Jensen
- Lars Erik Jensen
- Lena Maria Jensen
- Liv Elisabeth Jensen
- Maria Isabel Bipop Bang Jensen
- Oluf Jensen
- Sofie Lourdes Bang Jensen
- Tom Einar Jensen
- Tone Refsnes Gran Jensen
- Tove Nanny Jensen
- Tobias Jenssen
- Lene Jenssveen
- Bente Jerkø
- Elisabeth Grete Jerkø
- Lars Jerkø
- Kari Jespersen
- Marit Jetne
- Vidar Jetne
- Øyvind Skjold Jevne
- Pooja Jha
- Laure Jobert
- Magnus Bratsberg Johannesen
- Manuela Johannesen
- August Johannessen