Barjašić families are Croats and they are mostly from Zadar area. In the past century, relatively most of Croatian residents bearing this family name were born in Zadar area and in Zadar.
Prevalence
About 100 people with faimily name Barjašić live in Croatia today, in 40 households. There were 70 of them in the middle of the past century, and their number increased by 40 percent. They are located and two other Croatian places, mostly in Policnik in Zadar area (55), Zadar (15), Zagreb (<10), Rijeka (<10), and in Velika Gorica (<10).
Outside Croatia
Family name Barjašić is present in this form only in Croatia.
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.