In Croatia, Klanjčec families are Croats (from Zagreb ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb.
Prevalence
About 20 people with faimily name Klanjčec live in Croatia today, in four households only. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only threee Croatian places: in Sesvete (<10), Kasina (<10), and in Planina Donja (<10).
Outside Croatia
Family name Klanjčec is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.