Finn person fra Kjeller
- Camilla Olsen
- Caroline Nikolaisen Olsen
- Cathrine Nikolaisen Olsen
- Charlotte Olsen
- Elin Olsen
- Espen Olsen
- Frida Olsen
- Frode Olsen
- Hans Ole Olsen
- Håkon Ferdinand Olsen
- Ida Bakken Olsen
- Kaja Olsen
- Kenneth Olsen
- Kevin Andre Aaby Olsen
- Kirsten Tveita Olsen
- Kjell Arne Olsen
- Kjersti Greftegreff Olsen
- Kristine Olsen
- Lars Olsen
- Lars Olsen
- Lill Olsen
- Martine Delerud Olsen
- Morten Olsen
- Morten Kiil Olsen
- Pål Andreas B Olsen
- Robin Lystad Olsen
- Sandra Olsen
- Siri Olsen
- Tommy Fiksdal Olsen
- Wenche Marie Olsen
- Linda Cathrine Olsen-Östergren
- Henning Olsrud
- Bo Sture Martin Olsson
- Henrik Olsson
- Rune Oscar Olsson
- Hanne Olstad
- Trond-Erik Olstad
- Truls Erik Olstad
- Ibro Omeragic
- Ola Øivind Ommedal
- Atle Ommundsen
- Emile Mvogo Onana
- Carlos Escudero Onate
- Bogdan Onose
- Dragos Onose
- Kari Onsrud
- Camilla Onstad
- Euphrasie Onya
- Vidar Ophus
- Tom Roger Oppegaard
- Wenche Irene Moe Oppegaard
- Frode Opseth
- Ahmet Oraz
- Toni Ordinas
- Linda Ore
- Katoray Oria
- Tomasz Sylwester Osek
- Malin Oseland
- Pia Osenbroch
- Line Osmo Hofset
- Olha Ostroukh
- Ifeyinwa Theresa Osuagwu
- Elin Elisabeth Oterhals
- Janis Otman
- Line Otnes
- Roald Otnes
- Rong Li Ou
- Willy Overhalden
- Øystein Overaae
- Barbro Elisabeth Blix Ovlien
- Vidar Ovlien
- Simon Ovren
- Michael Lukasz Owczarek
- Jackeline Rivera Padilla
- Adrian Arkadiusz Pajdak
- Massimo Paladini
- Iozsef A Palencsar
- Mariela Simona Palencsar
- Jinwei Pan
- Sudhir Pandey
- Sivanayagam Paramalingam
- Christian Parkstad
- Sadia Parveen
- Marcin Parzewski
- Eva Synnøve Paulsen
- Kjetil Paulsen
- Ståle Paulsen
- Svein Paulsen
- Terje Paulsen
- Bjørn Paulshus
- Ellen Beate Paulshus
- Anders Nesse Pedersen
- Eirik Pedersen
- Filip Trolle Pedersen
- Gerd Agnes Pedersen
- Heidi Beate Pedersen
- Henning Nygård Pedersen
- Ingrid Kjelsberg Pedersen
- Jan Ove Pedersen