Cognomen Бриен (Brienne 
, Бриен) , throughout the world, is a rare family name. The family name Бриен is habitual in France, where it is quite a rare surname, Netherlands, where it is a rare surname, and Estonia. Not in comparison with a country's population, the name is most common in France, Netherlands, and Hungary. Likewise, Бриен is the forename as well as the last name.