In Croatia, Ifšak families are Croats (from Krizevci area ). In the past century, relatively most of Croatian residents bearing this family name were born in Krizevci area.
Prevalence
About 10 people with faimily name Ifšak live in Croatia today, in four households only. They are located in only four naselja i to in Bogacevo (<10), Vinarec (<5) and Bogacevo Rijecko (<5) in Krizevci area, and in Lukacevec in Novi Marof area (<5).
Outside Croatia
Family name Ifšak is present in this form only in Croatia.