In Croatia, Brebrek families are Croats (from Ivanic-Grad area ). In the past century, relatively most of Croatian residents bearing this family name were born in Lepoglava area and in Donja Stubica.
Prevalence
About 20 people with faimily name Brebrek live in Croatia today, in 8 households. There were 30 of them in the middle of the past century, and their number decreased by 40 percent. They are located in two Croatian counties, threee cities and threee other places, mostly in Klostar Ivanic in Ivanic-Grad area (<10), Vrbovec (<5), Bedekovcina in Lepoglava area (<5), Donja Stubica (<5), and in Repovec (<5).
Outside Croatia
Family name Brebrek is present in this form only in Croatia.