Last name Burtnyak (Burtnyak 
) , worldwide, is a very rare surname. The last name Burtnyak is habitual in Spain, where it is a very rare surname, Ukraine, where it is an extremely rare surname, and Russia. Very seldom, Burtnyak is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Burtnyak | Ukraine, Russia, Spain |