Kajfeš families are Croats and they are mostly from Bjelovar area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Rijeka. In Mala Lešnica in Delnice nearly every inhabitant had the family name Kajfeš.
Prevalence
About 280 people with faimily name Kajfeš live in Croatia today, in 120 households. There were 260 of them in the middle of the past century, and their number increased by 10 percent. They are located in the most of Croatian counties, in 21 cities and 32 other places, mostly in Zagreb (50), Bosnjaci in Zupanja area (35), Luka in Oroslavje area (15), Rijeka (15), and in Osijek (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.