In Croatia, Brussich families are predominantly Italians (from Pula ), rarely Croats. In the past century, relatively most of Croatian residents bearing this family name were born in Pula.
Prevalence
About 10 people with faimily name Brussich live in Croatia today, in 7 households. There were 10 of them in the middle of the past century, and their number remains constant. They are only located in in one Croatian city and another small place , mostly in Pula (10) and Medulin in Pula area (<5).
Outside Croatia
At least one family with this surname emigrated from Croatia to the United States. Family name Brussich is present in five countries on three continents. The family name "Brussich " is used by small number of people in the United States and small number in Italy.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.