Župan families are Croats and they are mostly from Obrovac. According to some sources they are from Krusevo near Obrovac, Svetog Roka, Bosne, or Montenegro. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Zadar. In places Oteš and Barlete in Gospic every fourth inhabitant had the family name Župan.
About 1500 people with faimily name Župan live in Croatia today, in 640 households. There were 1100 of them in the middle of the past century, and their number increased by 30 percent. They are located in almost all Croatian counties, in 56 cities and 116 other places, mostly in Zagreb (295), Zadar (150), Gospic (95), Krusevo (65), and in Slavonski Brod (60).