Regvar families are Croats and they are mostly from Pregrada area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Pregrada area. In Gaber in Pregrada area every eighth inhabitant had the family name Regvar.
Prevalence
About 110 people with faimily name Regvar live in Croatia today, in 40 households. There were 90 of them in the middle of the past century, and their number increased by 20 percent. They are located in 6 Croatian counties, in 7 cities and 7 other places, mostly in Zagreb (70), in Gaber (15) and Desinic (15) in Pregrada area, Zapresic (10), and in Lucko (<10).
Outside Croatia
Family name Regvar is present in three countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.