Vidaić 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 170 people with faimily name Vidaić live in Croatia today, in 60 households. There were 130 of them in the middle of the past century, and their number increased by 30 percent. They are located in four Croatian counties, threee cities and 11 other places, mostly in Crno (70), Zadar (55), Murvica in Zadar area (15), Poljica-Brig (<10), and in Zagreb (<5).
Outside Croatia
At least 12 families with this surname emigrated from Croatia to Australia (9) and the United States (3). Family name Vidaić (including: Vidaic , Vidaich ) is present in 8 countries on three continents. The family name "Vidaic " is used by some 100 people in Australia , about 100 in the United States , and small number of people in Canada. "Vidaich " is used by some 50 people in Italy 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.