Last name Братан (Братан 
) , across the world, is a rare cognomen. The surname Братан is characteristic of Eastern Europe, particularly Bulgaria, where it is quite a rare surname, Belarus, where it is a rare surname, and Ukraine. In absolute terms, this name is the most popular in Eastern Europe, particularly Bulgaria, Russia, and Ukraine. Likewise, Братан is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Братан | Ukraine, Kazakhstan, Belarus, Bulgaria, Russia |