Finn person fra Tistedal
- Gard Sondre Forslund Nøstvik
- Jarle Nikolai Odden
- Peerapha Odden
- Jan Tore Odegard
- Marianne Nystad Odinsen
- Evagwehitta Precious Okah
- Nina Christin Olaussen
- Per Olaussen
- Nils Göran Olausson
- Maria Therese Olderbakk
- Afreen Olsen
- Annette Borge Olsen
- Ann Helen Olsen
- Ann-Kathrin Olsen
- Ann-Kristin Strøm Olsen
- Arne Øistein Olsen
- Aslaug Tove Olsen
- Bente Torp Olsen
- Bjørg Marry Olsen
- Bjørnar Olsen
- Bjørn Asvard Olsen
- Bjørn Erik Olsen
- Christian Olsen
- Dagfinn Olsen
- Eivind Jørstad Olsen
- Elias Jørstad Olsen
- Eva Bohlin Olsen
- Finn Harald Olsen
- Gunnar Olsen
- Hans Kristian Olsen
- Hans Olav Olsen
- Helene Iselin Olsen
- Ingebjørg Gunhild Aminda Olsen
- Inger Olsen
- Inger-Lise Stensrød Olsen
- Joackim Krosby Olsen
- Johnny Olsen
- Karl-Erik Olsen
- Kathrine Grundnes Olsen
- Kenneth Olsen
- Kirsten Irene Bergsland Olsen
- Kjell-Georg Olsen
- Kjell Michael Olsen
- Knut Oddvar Olsen
- Kristian Olsen
- Lars-Erik Olsen
- Ludvig William Haugland Olsen
- Marianne Olsen
- Petter Bjørge Olsen
- Renate Janet Olsen
- Roger Norman Olsen
- Sara Olsen
- Sigrid Synnøve Haugland Olsen
- Solfrid Olsen
- Steinar Strøm Olsen
- Svein Roald Garseg Olsen
- Thomas Grundnes Olsen
- Thomas Olsen
- Tor Atle Olsen
- Tove Rismo Olsen
- Tristan Ayaan Olsen
- Wenche Olsen
- Wenche Reidun Olsen
- Malik Christoffer Olsen
- Mia Olseng-Bjørklund
- Vetle Olseng-Bjørklund
- Trond Arvid Olsen Ingerø
- Laila Christin Omberg
- Arne Omholt
- Kari Hanna Stumberg Omholt
- Ida Onseng
- Inger Elisabet Opsahl
- Nina Elisabeth Opsahl
- Marianne Opsahl Skarpholt
- Lovisa Eva Orheim
- Bent Olav Ormestad
- Sissel Os
- Mari Patros Oshana
- Jamil Oshana Randa
- Marcin Osmialowski
- Nikoline-Mathea Bjerkhaug Osmundsen
- Jean Pablo Ottersen
- Lise-Karine Ottersen
- Tom Ottersen
- Marthe Ottesen
- Aud Irene Ottestad
- Benedict Parton
- Gry Parton
- Tom Oliver Parton
- Tori Parton
- Kevin Jakub Pasternak
- Martyna Pasternak
- Patryk Pasternak
- Ewa Jolanta Paterek
- Paul Fostvedt
- Kristina Steinbakken Paulsberg
- Bent Paulsen
- Didrik Paulsen
- Jan Paulsen