All around the world, Oskarsen (Oskarsen 
) is an extremely rare unknown gender given name. Much more frequently, Oskarsen is the last name as well as the forename.
Mr, Vidar, Astrid, Kaia-Mari, Robert, Joakim, Theres, Thomas, Ingrid, Odd Reidar, Marissa, Kristin, Janette, Ina-Helen, Ina-Helén, Øyvind, Eirik, Ann-Eline, Trine, Kåre, Ms, Jo, Pia, Ray, Roy, Rune, Lars, Thea, Tone, Tove, Tuva, Ivar, Mette, Simen, Stian, Josie, and Anne-Carine