Finn person fra Ålgård
- Magnus Hamarsland Oaland
- Rasha Obeid
- Gunn Obrestad
- Kåre Fosli Obrestad
- Elena Obuchowski
- Weronika Agnieszka Ochenkowska
- Ahmad Odeh
- Odette Bulonza
- Eirik Odland
- Svein Arild Odland
- Gideon Ofosu-Budu
- Alina Oftedal
- Andrea Foldøy Oftedal
- Anita Fidjeland Oftedal
- Ann Karin Oftedal
- Arian Oftedal
- Atle Oftedal
- Britt Kristin Oftedal
- Dagny Marie Wathne Oftedal
- Elin Oftedal
- Grete Oftedal
- Jonas Oftedal
- Jorunn Oftedal
- Kjetil Oftedal
- Krister Oftedal
- Kristine Fidjeland Oftedal
- Marius Malmin Oftedal
- Marte Hetland Oftedal
- Maxmilliam Oftedal
- Oddvar Oftedal
- Ragnar Oftedal
- Rigmor Oftedal
- Rolf Oftedal
- Roy Oftedal
- Simen Oftedal
- Simen Oftedal
- Sissel Oftedal
- Ståle Oftedal
- Sven Magnus Oftedal
- Sølve Oftedal
- Thea Malene Oftedal
- Tore Oftedal
- Tor Magne Oftedal
- Unn Oftedal
- Yvonne Oftedal
- Yvonne Oftedal
- Øyvind Oftedal
- Gro Oftedal Thu
- Sander Emil Ognedal
- Berit Sofie Olafsen
- Inge Morten Olafsen
- Lars Kristian Olafsen
- Ingvar Olafsson
- Stephen Olaussen
- Christian Olausson
- Juliane Olausson
- Martin Olausson
- Kirsten Olavesen
- Olimpia Spichalska
- Bjørg Johanne Ollestad
- Bård Ollestad
- Aksel Olsen
- Anne -Lise Olsen
- Anvor Olsen
- Arne Petter Olsen
- Atle Efteland Olsen
- Audny Gimre Olsen
- Bjørg Tveite Olsen
- Emilie Olsen
- Espen Tveite Olsen
- Geir Olsen
- Ingrid Elisa Olsen
- Jan Gunnar Olsen
- John Arne Olsen
- Kjell Åge Olsen
- Lene Therese Olsen
- Lise Helen Olsen
- Natalie Lye Olsen
- Ola Olsen
- Ole Kristian Olsen
- Ove Olsen
- Rune Olsen
- Sigmund Alfred Olsen
- Siv Anny Skjæveland Olsen
- Sunniva Olsen
- Susanne Olsen
- Thomas Olsen
- Tom Håvar Olsen
- Tone Olsen
- Tor Inge Olsen
- Jan Olav Olsson
- Bjørn Oltedal
- Jonas Oltedal
- Skjalg Oltedal
- Alf Sigmund Olufsen
- Gunn Elisabeth Olufsen
- Per Reidar Olufsen
- Lillian Turid Olvik
- Peder Johan Olvik