In Croatia, Kucich families are Croats by relative majority (from Buje ), rarely Italians (also from Buje ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Slovenia.
Prevalence
Only a few people with faimily name Kucich live in Croatia today, in three households only. They are located in two Croatian cities only, in Buje (<10) and Rijeka (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over forty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.