Surname Виер (Vier 
, Viyer 
, Виер 
) , all around the world, is quite a rare family name. The surname Виер is characteristic of Moldova, where it is quite a rare surname, Argentina, where it is a rare surname, and France. In absolute terms, the name is most common in Brazil, France, and Germany. Much less frequently, Виер is the forename as well as the last name.