Mavrek families are Croats and they are mostly from Lepoglava. In the past century, relatively most of Croatian residents bearing this family name were born in Lepoglava and Varazdin.
Prevalence
About 190 people with faimily name Mavrek live in Croatia today, in 60 households. There were 140 of them in the middle of the past century, and their number increased by 40 percent. They are located in 6 Croatian counties, in 11 cities and 19 other places, mostly in Zarovnica (40), Cakovec (30), Bedenec (15), Sesvete (15), and in Varazdin (15).
Outside Croatia
Family name Mavrek is present in four countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.