Across the world, Colbiørnsen (Colbiørnsen ) is an extremely rare unknown gender first name. Much more frequently, Colbiørnsen is the last name as well as the forename.
Colbioernsen, Colbjørnsen, and Kolbjørnsen
Roar, and Kjell
) is an extremely rare unknown gender first name. Much more frequently, Colbiørnsen is the last name as well as the forename.