Kauzlarić families are Croats and they are mostly from Kraljevica area. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Kraljevica area. In Fužine in Kraljevica area every seventh inhabitant had the family name Kauzlarić.
Prevalence
About 350 people with faimily name Kauzlarić live in Croatia today, in 160 households. There were 390 of them in the middle of the past century, and their number decreased by 10 percent. They are located in the most of Croatian counties, in 24 cities and 29 other places, mostly in Rijeka (65), Fuzine in Kraljevica area (45), Zagreb (45), Delnice (20), and in Ivanic-Grad (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.