Klanjčić families are Croats and they are mostly from Donja Stubica area. In the past century, relatively most of Croatian residents bearing this family name were born in Donja Stubica area and in Zagreb. In Modrovec in Donja Stubica area every fourth inhabitant had the family name Klanjčić.
Prevalence
About 240 people with faimily name Klanjčić live in Croatia today, in 80 households. There were 120 of them in the middle of the past century, and their number doubled. They are located in 6 Croatian counties, in 12 cities and 16 other places, mostly in Modrovec in Donja Stubica area (70), Zagreb (60), Samci in Donja Stubica area (40), Popovaca in Kutina area (15), and in Gornja Stubica in Donja Stubica area (<10).
Outside Croatia
Family name Klanjčić 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 2007 in source Encyclopaedia of Croatian Surnames.