In Croatia, Buliubasich families are Croats (from Zagreb ).
Prevalence
Only a few people with faimily name Buliubasich live in Croatia today, in one household only. They are located in one Croatian city only, in Zagreb (<5).
Outside Croatia
Family name Buliubasich is present in two countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.