Family name براين (Bryn 
, Braine 
, براين 
) , across the world, is quite a rare surname. The last name براين is habitual in Norway, where it is quite a common surname, Belgium, where it is quite a rare surname, and Uganda, where it is a rare surname. Not in comparison with a country's population, the name is most common in Norway, the United States, and the United Kingdom. More prevalently, براين is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bryn | Australia, Norway, United Kingdom, United States, Zimbabwe |
| Braine | Brazil, United Kingdom, United States, Zimbabwe, Democratic Republic of the Congo |
| براين | Iraq, Sudan |