Hlevnjak families are Croats and they are mostly from Lepoglava area. In the past century, relatively most of Croatian residents bearing this family name were born in Lepoglava area and in Osijek.
Prevalence
About 310 people with faimily name Hlevnjak live in Croatia today, in 130 households. There were 210 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 19 cities and 32 other places, mostly in Zagreb (70), Koprivnica (55), Bilje in Osijek area (20), Vrbno in Lepoglava area (15), and in Ceminac in Beli Manastir area (15).
Outside Croatia
Family name Hlevnjak is present in three countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.