Bulgariansja families are Croats and they are mostly from Zadar area. In the past century, relatively most of Croatian residents bearing this family name were born in Zadar and in Zadar area.
Prevalence
About 190 people with faimily name Bugarija live in Croatia today, in 80 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in two Croatian counties, two cities and two other places, mostly in Bibinje in Zadar area (210), Zadar (10), Zagreb (<5), and in Sukosan in Zadar area (<5).
Outside Croatia
Family name Bugarija is present in 9 countries on four continents. The family name "Bugarija " is used by some 100 people in Bulgaria and small number in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.