In Croatia, Jambrišec families are Croats (from Krizevci ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Vrbovec.
Prevalence
About 10 people with faimily name Jambrišec live in Croatia today, in five households only. There were 50 of them in the middle of the past century, and their number decreased significantly. They are located in only four naselja i to in Zagreb (<10), Celine (<5), Prikraj Krizevacki (<5), and in Spiranec (<5).
Outside Croatia
Family name Jambrišec 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 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.