Jembrek families are Croats and they are mostly from Koprivnica area. In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica and in Koprivnica area.
Prevalence
About 120 people with faimily name Jembrek live in Croatia today, in 50 households. There were 120 of them in the middle of the past century, and their number remains constant. They are located in 6 Croatian counties, in 7 cities and 9 other places, mostly in Koprivnica (45), Krizevci (20), Zagreb (10), Subotica Podravska in Koprivnica area (<10), and in Kamesnica in Varazdinske Toplice area (<10).
Outside Croatia
At least three families with this surname emigrated from Croatia to the United States (2) and Germany (1). Family name Jembrek is present in two countries on two continents. The family name "Jembrek " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.