In Croatia, Guzan families are Croats (from Jastrebarsko ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Jastrebarsko.
Prevalence
About 20 people with faimily name Guzan live in Croatia today, in 7 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in two Croatian counties, threee cities and threee other places, mostly in Strmec in Samobor area (<10), Zagreb (<5), Jastrebarsko (<5), Sesvete (<5), and in Kasina (<5).