Čustović families are mainly Bosniaks and they are mostly from east Herzegovina , whereas often Croats (from Dubrovnik ). In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik and in East Herzegovina (Gacko area).
Prevalence
About 130 people with faimily name Čustović live in Croatia today, in 50 households. There were 20 of them in the middle of the past century, and their number multiplied. They are located in 6 Croatian counties, in 6 cities and 7 other places, mostly in Dubrovnik (100), Zagreb (20), Mokosica (<10), Split (<10), and in Blace in Opuzen area (<5).
Outside Croatia
Family name Čustović (including: Custovic , Custovich ) is present in 18 countries on four continents. The family name "Custovic " is used by some 200 people in the United States , about 100 in Sweden , and some 90 people in France.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.
