Family name Briun (Briun 
, Брюн 
) , worldwide, is a rare surname. The surname Briun is habitual in Russia, where it is a rare surname, Ukraine, where it is an extremely rare surname, and Philippines. Not in comparison with a country's population, it is the most numerous in Russia, the United States, and Ukraine. Much less frequently, Briun is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Briun | United States, Philippines |
| Брюн | Ukraine, Russia |