Štifanić families are usually Croats and they are mostly from Porec area , rarely Italians. In the past century, relatively most of Croatian residents bearing this family name were born in Pula and Porec. In Štifanići in Porec nearly every inhabitant had the family name Štifanić.
Prevalence
About 340 people with faimily name Štifanić live in Croatia today, in 140 households. There were 200 of them in the middle of the past century, and their number increased by 70 percent. They are located in 7 Croatian counties, in 13 cities and 22 other places, mostly in Porec (55), Pula (55), Rijeka (40), Stifanici (35), and in Visnjan in Porec area (30).
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.