Kanceljak families are Croats and they are mostly from Zabok area. According to some sources they are from Tuhelja. In the past century, relatively most of Croatian residents bearing this family name were born in Zabok area and in Zagreb. In Domahovo in Zabok area every fifth inhabitant had the family name Kanceljak.
Prevalence
About 250 people with faimily name Kanceljak live in Croatia today, in 110 households. There were 280 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 8 Croatian counties, in 16 cities and 28 other places, mostly in Zagreb (85), in Domahovo (55), Veliko Trgovisce (15) and Vizovlje (15) in Zabok area, and in Karlovac (10).
Outside Croatia
Family name Kanceljak is present in five countries on three continents. The family name "Kanceljak " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.