Kaučić families are Croats and they are mostly from Pregrada. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Cakovec.
Prevalence
About 110 people with faimily name Kaučić live in Croatia today, in 50 households. There were 60 of them in the middle of the past century, and their number increased by 70 percent. They are located in 10 Croatian counties, in 15 cities and 10 other places, mostly in Zagreb (30), Pula (10), Belica in Cakovec area (10), Suhopolje in Virovitica area (<10), and in Cakovec (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.