Cognomen Браунштайн (Браунштайн 
) , around the world, is an extremely rare last name. The family name Браунштайн is characteristic of Eastern Europe, particularly Ukraine, where it is an extremely rare surname, and Russia.
| VARIANT | COUNTRY |
|---|---|
| Браунштайн | Ukraine, Russia |
Braunshtain, and Braunštajn