Last name 格森 (格森 
, Gessen 
) , all around the world, is quite a common surname. The surname 格森 is characteristic of Japan, where it is quite a rare surname, Venezuela, where it is a rare surname, and France, where it is a very rare surname. In absolute terms, it is commonest in Japan, China, and France. Much less frequently, 格森 is the forename as well as the last name.