Cognomen コルソン (Colson 
, コルソン) , in the world, is a common family name. The family name コルソン is habitual in New Zealand, where it is quite a common surname, Belgium, and Luxembourg, where it is quite a rare surname. Measured by absolute frequency, this name is the most popular in the United States, France, and Belgium. Very seldom, コルソン is the forename as well as the last name.