Cognomen Merion (Merion 
, Мерион 
) , in the world, is a rare surname. The family name Merion is habitual in France, where it is a rare surname, the United States, where it is a very rare surname, and Israel. Not in comparison with a country's population, it most frequently occurs in France, the United States, and the United Kingdom. Likewise, Merion is the forename as well as the last name.