In Croatia, Japranin families are predominantly Serbs, rarely Croats (from Petrinja ). In the past century, relatively most of Croatian residents bearing this family name were born in Hrvatska Kostajnica area and in Sisak. In Donji Kukuruzari in Hrvatska Kostajnica area every ninth inhabitant had the family name Japranin.
Prevalence
About 30 people with faimily name Japranin live in Croatia today, in 13 households. There were 20 of them in the middle of the past century, and their number increased by 20 percent. They are located in only four naselja i to in Petrinja (<10), Sisak (<10), Donji Kukuruzari in Hrvatska Kostajnica area (<5), and in Mandic Selo in Duga Resa area (<5).
Outside Croatia
Family name Japranin is present in 6 countries on three continents.