In Croatia, Gužvan families are Croats (from Vinkovci area ). In the past century, relatively most of Croatian residents bearing this family name were born in Vinkovci area and in Zagreb.
Prevalence
Only a few people with faimily name Gužvan live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number decreased significantly. They are located in three Croatian cities only: in Zagreb (<5), Pula (<5), and in Sveta Nedelja in Samobor area (<5).
Outside Croatia
Family name Gužvan is present in this form only in Croatia.