Cognomen Macharen (Macharen 
, Maceria 
) , in all the world, is a very rare last name. The last name Macharen is characteristic of Italy, where it is a very rare surname, Venezuela, and Thailand, where it is an extremely rare surname. Not in comparison with a country's population, it most frequently occurs in Italy, Venezuela, and the United States. Very seldom, Macharen is the forename as well as the last name.