Erjavec families are Croats and they are mostly from Ivanec area. According to some sources sa Ravne Gore. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Novska.
Prevalence
About 170 people with faimily name Erjavec live in Croatia today, in 80 households. There were 150 of them in the middle of the past century, and their number increased by 20 percent. They are located in the most of Croatian counties, in 22 cities and 18 other places, mostly in Zagreb (60), Novska (20), Virovitica (10), Pozega (<10), and in Rijeka (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1924 in source Emigration Commission Zagreb.