In Croatia, Požun families are Croats (from Buje ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Bjelovar.
Prevalence
About 20 people with faimily name Požun live in Croatia today, in 11 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in 6 Croatian counties, in 6 cities and two other places, mostly in Zagreb (10), Velika Gorica (<5), Buje (<5), Bestovje in Samobor area (<5), and in Zadar (<5).
Outside Croatia
Family name Požun is present in two countries on two continents. The family name "Pozun " is used by some 100 people in the United States.