Biškić families are Croats and they are mostly from Djakovo area. In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Derventa area) and in Bosanian Posavina (Gradacac area).
Prevalence
About 140 people with faimily name Biškić live in Croatia today, in 50 households. There were 70 of them in the middle of the past century, and their number doubled. They are located in 10 Croatian counties, in 11 cities and 16 other places, mostly in Zagreb (35), Zupanja (10), Split (10), Osijek (10), and in Vuka in Djakovo area (10).
Outside Croatia
Family name Biškić is present in two countries on two continents.
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.