Surname מרס (Merce 
, Marras 
, מרס 
) , throughout the world, is a common cognomen. The family name מרס is habitual in Southern Europe, particularly Spain, where it is quite a common surname, Italy, and Greece, where it is quite a rare surname. Not in comparison with a country's population, this name is the most popular in Spain, Italy, and Brazil. Also, מרס is the forename as well as the last name.