Beljak families are Croats and they are mostly from Samobor. In the past century, relatively most of Croatian residents bearing this family name were born in Samobor and Zagreb. In Savršćak in Samobor every second inhabitant had the family name Beljak.
Prevalence
About 250 people with faimily name Beljak live in Croatia today, in 100 households. There were 160 of them in the middle of the past century, and their number increased by 50 percent. They are located in the most of Croatian counties, in 11 cities and 34 other places, mostly in Samobor (65), Zagreb (45), Savrscak (20), Stubicke Toplice in Oroslavje area (15), and in Gradna (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.