Vibecke Nøttveit till Hansen Odd A
- Vibecke Nøttveit - Ole Nøttåsen
- Øystein Nøttåsen - Frida Steinardatter Nøvik
- Gerd Marit Nøvik - Ingeborg Nøvik
- Inger Johanne Nøvik - Marit Nøvik
- Martin Nøvik - Torgeir Nøvik
- Tori Virik Nøvik - Lutz Nündel
- Ralf Nündel - Elisabeth Helland O Brien
- Hege O Brien - Ingrid Brigitte O Curran
- Michael Andreas O Curran - Tove O Friestad
- Tom O Gallagher - Arve O Jabosen
- Trine Pedersen O Keeffe - John Joseph O Malley
- Ryan O Marra - Anita Langøy O Sullivan
- Brenda May Smith O Sullivan - Peter O'Bray
- Annie O'Brien - Peter O'Brien
- Sean Jordan O'Brien - Robert Henry O'Dea
- Frank O'Donel - Christopher Neil O'Gorman
- David Charles O'Gorman - Julie Frydenlund O'Leary
- Christopher O'Loughlin - Sarah L Stratford O'Neil
- Brit Winnæss O'Neill - Adam James O'Shea
- Christian O'Sullivan - Kevin O`Donoghue
- Anne-Marie O`Gorman - Merete Løvaas Oa
- Poliana Oa - Regan Leigh Oakley
- Cecilie Hatlen Oakman - Bodil Oaland
- Dag Oaland - Inger Oaland
- Iris Lindtner Oaland - Kåre Oaland
- Leiv Kjell Oaland - Stian Oaland
- Stian Oaland - Willy Kristen Oaland
- Åse Tordis Oaland - Marincas Oana
- Ioana Oancea - Eivind Oanes
- Eli Oanes - Per Morten Oanes
- Ragnhild Oanes - Jeanette Oanæs
- Per Oanæs - Diane Oatley
- Isa Oba - Mona Obadya
- Samane Obadya - Ullah Obaid
- Zirak Obaid - Siri Obal
- Ofunanya Obalim - Wojciech Obara
- Zbigniew Marek Obara - Marcel Obasi
- Marcel Obasi - Anna Obea
- Sherin Ali Obed Obed - Mohamad Obeid
- Mohamed Hassan Obeid - Tove Nordahl Obel
- Victoria Irene Obel - Maxwell Kwasi Obeng-Brown
- Maxwell Kwasi Obeng-Brown - Svetlana Obereggen
- Hannes Oberender - Tomas Oberg
- Nikolas Oberhardt - Gerd Oberlechner
- Barbara Charlotte Oberlænder - Linda Kristin Oberste
- Richard Oberste - Mariana Chelu Oberti
- Anna Obertikova - Amakude Obi
- Amakude Obi - Maricel Cruzado Obiacoro
- Romeo Sumagaysay Obiacoro - Kamil Andrzej Obiedzinski
- Marcin Obiedzinski - Hanson Koffie Obilie
- Johanna Efua Obilie - Triaden Objekt
- Storo Objektleder - Erik Oblocinskij
- Grzegorz Obloj - Billy Santiago Oboguin
- Jesting Oboh - Kanjana Oboon
- Julia Oborina - Lela Obradovic
- Mica Obradovic - Barbara Romana Obrebska
- Dorota Obrebska - Sylwester Obrebski
- Zbigniew Obrebski - Bogdanka Obrenovic
- Branko Obrenovic - Aaslaug Obrestad
- Anders Sæve Obrestad - Brit Obrestad
- Christine Hodne Obrestad - Frida Ulriksen Obrestad
- Gerd Obrestad - Hjørdis Obrestad
- Ida Obrestad - Joar Andre Obrestad
- Johannes Obrestad - Lars Egil Obrestad
- Lars Inge Obrestad - Lorna Coronel Obrestad
- Lotte Obrestad - Nils Obrestad
- Nils Terje Obrestad - Pål Jean Claude Dorego Ostad Borsheim Obrestad
- Ragnhild Obrestad - Siri Iren Obrestad
- Sissel Obrestad - Tore Obrestad
- Torolv Obrestad - Veronica Borlaug Obrestad
- Ådne Borsheim Obrestad - Jerzy Grzegorz Obroca
- Rafal Obrochta - Lukasz Obrzut
- Lukasz Sebastian Obrzut - Nimaa Obsiye
- Nimaa Obsiye - Michael Obst
- Poul-Erik Obst - Ibrahim Obsye
- Paulina Obszanska - Marek Obuchowicz
- Sylwia Blanka Obuchowicz - Marek Obud
- Matej Obuhc - Cecilia Simplisio Obwoya
- John Obyeke - Edwena Caluza De Ocampo
- Grace Ocampo - Crisaldo Ocana
- Eric Ocana - Elena Paragas Ocasiones
- Agnes Dadang Ocay - Giovanni Occhipinti
- Kristin Occhipinti - Ruben Ochando
- Nancy Ochea - Magdalena Ochesel
- Silviu Laurentiu Ochesel Strutu - Undrakh Ochirbat
- Charity Ochiriozo - Andrzej Pawel Ochnik
- Daniel Krzysztof Ochnik - Guillermina Ochoa
- Jorge Isaac Ochoa - Mariusz Ochocki
- Wieslaw Ochocki - Liane Ochsenfeld
- Stefan Schlabach Ochsenfeld - Linda Ockelman
- Eva Unni Ockernahl - Vincent Oconnor
- George Wilson Ocran - Marceli Lukasz Oczki
- Szymon Oczki - Pia Odahll
- Solveig Else Odahll - Trude Johansen Odalen
- Gordana Odalovic - Anita Odberg
- Anita Odberg - Elida Thoresen Odberg
- Elin Odberg - Gard Steenfeldt Odberg
- Gerd Odberg - Hege Brauti Odberg
- Hæge Odberg - Kristi Hallanger Odberg
- Kristian Odberg - Olaug Odberg
- Olav Odberg - Hansen Odd A