Obranić families are Croats and they are mostly from Samobor. In the past century, relatively most of Croatian residents bearing this family name were born in Samobor and Zagreb.
Prevalence
About 110 people with faimily name Obranić live in Croatia today, in 30 households. There were 100 of them in the middle of the past century, and their number increased by 20 percent. They are located in 7 Croatian counties, in 7 cities and 9 other places, mostly in Samobor (45), Farkasevec Samoborski (15), Samoborski Otok (10), Osijek (<10), and in Varazdin (<10).
Outside Croatia
Family name Obranić is present in four 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.