Cognomen Бэк (Beck 
, Бэк 
) , throughout the world, is a widespread family name. The cognomen Бэк is characteristic of Liechtenstein, where it is a prevalent surname, Germany, where it is quite a common surname, and Denmark (explore the name in all countries). In absolute terms, it is commonest in the United States, Germany, and India. Much less frequently, Бэк is the forename as well as the last name.