In Croatia, Jednak families are mainly Serbs, less frequently Croats (from Petrinja ). In the past century, relatively most of Croatian residents bearing this family name were born in Glina and Sisak. In Gornje Selište in Glina every fifth inhabitant had the family name Jednak.
Prevalence
About 20 people with faimily name Jednak live in Croatia today, in 10 households. There were 120 of them in the middle of the past century, and their number decreased significantly. They are located in four Croatian counties, in 6 cities and another small place , mostly in Zagreb (<10), Gornje Seliste (<10), Petrinja (<10), Glina (<5), and in Sotin (<5).