In Croatia, Lubiana families are predominantly Croats (from Buje area ), rarely Italians (from Buje area ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Umag. In Žudetići in Buje area every third inhabitant had the family name Lubiana.
Prevalence
About 40 people with faimily name Lubiana live in Croatia today, in 20 households. There were 30 of them in the middle of the past century, and their number increased by 80 percent. They are located in two Croatian counties, in 7 cities and 9 other places, mostly in Rijeka (<10), Vizinada in Buje area (<10), Buzinija (<5), and in Baldasi (<5) and Nova Vas (<5) in Buje area.
Outside Croatia
Family name Lubiana is present in 16 countries worldwide.