In Croatia, Kuštović families are Croats (from Oroslavje area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Oroslavje area.
Prevalence
About 40 people with faimily name Kuštović live in Croatia today, in 17 households. There were 30 of them in the middle of the past century, and their number increased by 50 percent. They are located in four Croatian counties, four cities and threee other places, mostly in Zlatar-Bistrica in Oroslavje area (10), Bjelovar (<10), Zlatar (<10), Zagreb (<10), and in Lovrecan in Oroslavje area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.