In Croatia, Šušnjić families are predominantly Croats (from Porec ), rarely Serbs, and very rarely Italians (from Pula area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Porec. In Šušnjići in Porec every second inhabitant had the family name Šušnjić.
Prevalence
About 60 people with faimily name Šušnjić live in Croatia today, in 40 households. There were 100 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 10 Croatian counties, in 13 cities and 5 other places, mostly in Zagreb (25), Porec (<10), Pula (<10), Rijeka (<10), and in Velika Gorica (<5).
Outside Croatia
Family name Šušnjić is present in this form only in Croatia.