Marenčić families are Croats and they are mostly from Krizevci area. In the past century, relatively most of Croatian residents bearing this family name were born in Krizevci area and in Zagreb. In Zaistovec in Krizevci area every third inhabitant had the family name Marenčić.
Prevalence
About 230 people with faimily name Marenčić live in Croatia today, in 90 households. There were 260 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 7 Croatian counties, in 12 cities and 31 other places, mostly in Zaistovec in Krizevci area (45), Krizevci (35), Zagreb (15), Varazdin (15), and in Podvorec in Novi Marof area (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.