Family name クルソン (Courson 
, Culson 
, クルソン) , around the world, is quite a rare surname. The surname クルソン is habitual in Marshall Islands, where it is a common surname, France, where it is quite a rare surname, and Hungary. Measured by absolute frequency, it is the most numerous in the United States, France, and Romania. Much less frequently, クルソン is the forename as well as the last name.