Family name Унгурьян (Ungurian 
, Unguryan 
, Унгурьян 
) , globally, is a rare cognomen. The surname Унгурьян is habitual in Eastern Europe, particularly Romania, where it is a rare surname, Hungary, and Poland. Measured by absolute frequency, it is the most numerous in Eastern Europe, particularly Romania, Russia, and Hungary. Very seldom, Унгурьян is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Ungurian | Romania, Hungary, United States, Poland, Canada |
| Unguryan | Russia, Belarus, United States, Poland, Canada |
| Унгурьян | Kazakhstan, Russia, Ukraine |