In Croatia, Dupan families are almost entirely Croats (from Virovitica area ), barely Macedonians (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Virovitica area and in Virovitica.
Prevalence
About 50 people with faimily name Dupan live in Croatia today, in 17 households. There were 60 of them in the middle of the past century, and their number decreased by 20 percent. They are located in four Croatian counties, four cities and 5 other places, mostly in Zagreb (15), Josipovo in Slatina area (<10), Rusani in Virovitica area (<10), Osijek (<5), and in Belisce (<5).