In Croatia, Korpar-Japek families are Croats (from Ivanec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Ivanec area and in Varazdin.
Prevalence
About 20 people with faimily name Korpar-Japek live in Croatia today, in 6 households. They are located in only five naselja i to in Greda (<10), Kapelec (<5) and Biljevec (<5) in Ivanec area, Skarnik (<5), and in Donje Ladanje in Ivanec area (<5).
Outside Croatia
Family name Korpar-Japek is present in this form only in Croatia.
