Øystein

• Øystein Aarseth, Norwegian guitarist, co-founder of the black metal band Mayhem
• Øystein Alme, Norwegian author
• Øystein Andersen or Wig Wam, Norwegian hard rock and glam rock band
• Øystein Baadsvik, Norwegian tuba soloist and chamber musician
• Øystein Bache, Norwegian comedian and actor
• Øystein B. Blix, Norwegian jazz musician and sound designer
• Øystein Bonvik, Norwegian communication consultant, writer and lecturer
• Øystein Bråten, Norwegian freestyle skier
• Øystein Brun, the guitarist and founder of the Norwegian black metal band Borknagar
• Øystein Carlsen, Norwegian speed skater
• Øystein Dahle, Norwegian businessperson and organizational leader
• Øystein Djupedal, Norwegian politician for the Socialist Left Party
• Øystein Dolmen, known as Knutsen, Norwegian singer-songwriter, one half of the duo Knutsen & Ludvigsen
• Øystein Drillestad, retired Norwegian football midfielder
• Øystein Elgarøy, Norwegian astronomer, with a specialty in solar radio astronomy
• Øystein Erlendsson, Archbishop of Nidaros from 1161 to his death
• Øystein Fevang, Norwegian singer and choir conductor
• Øystein Fischer, Norwegian physicist and specialist in the field of superconductivity
• Øystein Gåre, Norwegian football coach
• Øystein Greni, the singer and lead guitar player of the Norwegian rock and roll band BigBang
• Øystein Grødum, Norwegian speedskater, who is a member of Arendal SK
• Øystein Halvorsen, Norwegian orienteering competitor who competed in the 1970s
• Øystein Haraldsson, king of Norway from 1142 to 1157
• Øystein Hauge, Norwegian writer
• Øystein Havang, Norwegian handball player
• Øystein Hedstrøm, Norwegian politician
• Øystein Gullvåg Holter, Norwegian sociologist and expert on men's studies
• Øystein I, King of Norway from 1103 to 1123 with his brothers Sigurd the Crusader and Olaf Magnusson
• Øystein III, elected a rival King of Norway during the Norwegian Civil War period
• Øystein Jarlsbo, former Norwegian ice hockey player
• Øystein Jevanord, Norwegian drummer
• Øystein Josefsen, Norwegian businessman and former politician for the Conservative Party
• Øystein Kristiansen, Norwegian orienteering competitor and World champion
• Øystein Ingar Larsen, Bishop of the Diocese of Sør-Hålogaland from 1992 to 2006
• Øystein Linnebo, Norwegian philosopher of mathematics at Birkbeck College, University of London
• Øystein Lønn, Norwegian writer
• Øystein Mæland, Norwegian psychiatrist, civil servant and politician for the Labour Party
• Øystein Mellerud, Norwegian ice hockey player
• Øystein Moen, Norwegian jazz pianist and composer, plays in the bands Jaga Jazzist and Puma
• Øystein Neerland, former Norwegian football forward, best known for his time in Molde
• Øystein Norvoll, Norwegian jazz musician, winner of the «Gjett på Jazz»
• Øystein Olsen , Norwegian public servant, Governor of the Central Bank of Norway
• Øystein Olsen , former Norwegian ice hockey player
• Øystein Ore, Norwegian mathematician
• Øystein Kvaal Østerbø, Norwegian orienteering and ski-orienteering competitor
• Øystein Øvretveit, Norwegian footballer
• Øystein Øystå, born as Øystein Anderssen, Norwegian writer
• Øystein Paasche, Norwegian musician and drummer in deLillos
• Øystein Pettersen, Norwegian cross country skier
• Øystein Olsen Ravner, Norwegian appointed councilor of state, and minister
• Øystein Rian, Norwegian historian
• Øystein Rottem, Norwegian philologist, literary historian and literary critic
• Øystein Runde, Norwegian comics writer and comics artist
• Øystein Sevåg, Norwegian classical and world music composer and musician
• Øystein Slettemark, Greenlandic biathlete
• Øystein Sørensen, Norwegian historian
• Per Øystein Sørensen, Norwegian singer and songwriter, vocalist of the new wave/synthpop band Fra Lippo Lippi
• Øystein Sunde, Norwegian folk singer and guitarist
• Øystein Thommessen, Norwegian lawyer
• Øystein Wiik, Norwegian actor, singer, songwriter and novelist
• Øystein Wingaard Wolf, Norwegian poet, living and working in Oslo
• Øystein Wormdal, retired Norwegian footballer