Family name ネルセン (Nelsen 
, ネルセン) , all around the world, is quite a common cognomen. The surname ネルセン is characteristic of the United States, where it is quite a rare surname, Australia, where it is a rare surname, and Canada. In absolute terms, it most frequently occurs in the United States, Indonesia, and Germany. Much less frequently, ネルセン is the forename as well as the last name.