Hrg families are Croats and they are mostly from Varazdinske Toplice area. In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and in Varazdinske Toplice area. In Potok Kalnički in Varazdinske Toplice area every sixth inhabitant had the family name Hrg.
Prevalence
About 300 people with faimily name Hrg live in Croatia today, in 120 households. There were 350 of them in the middle of the past century, and their number decreased by 10 percent. They are located in the most of Croatian counties, in 19 cities and 38 other places, mostly in Krizevci (50), Ivanec (40), Zagreb (35), Varazdin (25), and in Novi Djurdjic (20).
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.