In Croatia, Hacan families are Croats (from Ozalj ). In the past century, relatively most of Croatian residents bearing this family name were born in Ozalj.
Prevalence
Only a few people with faimily name Hacan live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in two Croatian cities only, in Karlovac (<5) and Mali Erjavec (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.