In Croatia, Kaucich families are Italians (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Pula.
Prevalence
Only a few people with faimily name Kaucich live in Croatia today, in one household only. There were 0 of them in the middle of the past century, and their number remains constant. They are located in one Croatian city only, in Pula (<5).
Outside Croatia
Family name Kaucich is present in five countries on three continents. "Kauchich " 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 over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.