Last name Гюрбюз (Гюрбюз 
, Gyurbyuz 
) , all over the world, is a very rare cognomen. The family name Гюрбюз is habitual in Eastern Europe, particularly Bulgaria, where it is a rare surname, Ukraine, where it is a very rare surname, and Russia. Very seldom, Гюрбюз is the forename as well as the last name.