In Croatia, Tešinić families are predominantly Serbs, rarely Croats. In the past century, relatively most of Croatian residents bearing this family name were born in Hrvatska Kostajnica area and in Bosnian Krajina (Bosanska Dubica area). In Gornja Gradina in Bosnian Krajina every fourth inhabitant had the family name Tešinić.
Prevalence
About 10 people with faimily name Tešinić live in Croatia today, in four households only. There were 30 of them in the middle of the past century, and their number decreased significantly. They are located in only four Croatian places: in Zivaja in Hrvatska Kostajnica area (<10), Zagreb (<10), Sas in Hrvatska Kostajnica area (<10), and in Hrvatska Kostajnica (<5).
Outside Croatia
Family name Tešinić is present in this form only in Croatia.