Surname מרסון (Merson 
, מרסון 
) , in the entire world, is quite a rare cognomen. The last name מרסון is characteristic of Denmark, where it is a rare surname, New Zealand, and the United Kingdom. Measured by absolute frequency, it most frequently occurs in the United States, the United Kingdom, and France. Also, מרסון is the forename as well as the last name.