Habuzin families are Croats and they are mostly from Krizevci area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Krizevci area.
Prevalence
About 60 people with faimily name Habuzin live in Croatia today, in 30 households. There were 70 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 6 Croatian counties, in 9 cities and 12 other places, mostly in Radovan (10), Dubrava in Vrbovec area (<10), Krizevci (<10), Sveti Ivan Zelina (<10), and in Tomasevec (<5).
Outside Croatia
Family name Habuzin is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.