Finn person fra Røa
- Lars Oskarsen
- Abdirahman Ahmed Osman
- Abukar Haji Osman
- Ahmed Abyan Osman
- Hodon Ahmed Osman
- Mohamed Abukar Osman
- Sahro Osman
- Karin Osmundsen
- Siri Osnes
- Anette Helen Osvik
- Katrine Oswald Bjørneset
- Elsa Pauline Oterhals
- Andreas Kleppe Oterholt
- Camilla Kleppe Oterholt
- Marte Bjørnaa Otnes
- Vidar Otnes
- Linn Therese Otterbu
- Henrik Ottersbo
- Johannes Emanuel Ottersen
- Linn Iren Ottersen
- Kari Elisabeth Otterstad
- Jan Henrik Ottesen
- Preben Skrede Ottesen
- Simen Rudsengen Ottesen
- Stella Marie Kennair Ottesen
- Agnes Evelyn Ougland
- Maria Botnen Ougland
- Camilla Oulie Eskidlsen
- Birgitte Ouren Gjerdrum
- Ståle Ovenberg
- Gro Merete Overrein
- Sigurd Eide Ovesen
- Siv Helen Ovesen
- Cecilie Ovrum
- Clarisse Aase Ovrum
- Andreas Botten Owe
- Jan Tomas Owe
- Kirsti Celine Owe
- Sebastian Owe
- Odd Owren
- Sissel Marie Owren
- Cagdas Ozbayrak
- Pawel Ozygala
- Lukasz Pachocki
- Olav Jozef Pacyna
- Jan Pahle
- Ingun Pahr
- Jane Frances Pajo
- Saman Pakdel
- Inger Marie Pal
- Kristin Pal
- Jeanninne Palacios
- Akshaya Shree Palanivel
- Nadezhda Paliy
- Sverre Gunnar Palm
- Ellinor Palmstrøm
- Haakon Bjørn Palmstrøm
- Robert Erik Palmstrøm
- Natasha Panjkovic
- Zhasmina Lyubomirova Panteleeva
- Lila Paolo
- Kofi Opoku Papa
- Julia Pape
- Gerd Pape-Saxebøl
- Alexander Pappos
- Heesoo Park
- Gustavo Parra de Andrade
- Zahida Parveen
- Nelu Pasat
- Rashmikant Ishverbhai Patel
- Vaibhav Shriram Patil
- Paul Jelis Moesman
- Eirik Strøm Paulsberg
- Amalie Hvammdal Paulsen
- Berit Smestad Paulsen
- Britt Paulsen
- Christian Hvammdal Paulsen
- Dag Paulsen
- Jan Erik Paulsen
- Kari Paulsen
- Kjell Paulsen
- Mette Paulsen
- Mona Wille Paulsen
- Terje Paulsen
- Ellinor Hallan Paulshus
- Helle-Karine Hallan Paulshus
- Janine Mørkved Paulshus
- Lotte Hallan Paulshus
- Trond Hallan Paulshus
- Alf Paus
- Anne Margarethe Paus
- Didrik Paus
- Maria R Suganob Paus
- Thomas Paust
- Michal Bartlomiej Pawelczyk
- Adrian Pawlowski
- John Geoffrey Peak
- Amund Lilleås Pedersen
- Anders Solberg Pedersen