In Croatia, Črnčec families are Croats (from Cakovec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Cakovec and in Cakovec area.
Prevalence
About 50 people with faimily name Črnčec live in Croatia today, in 20 households. There were 80 of them in the middle of the past century, and their number decreased by 40 percent. They are located in four Croatian counties, threee cities and 10 other places, mostly in Nedelisce (15) and Pretetinec (<10) in Cakovec area, Rijeka (<10), Zagreb (<5), and in Macinec in Cakovec area (<5).
Outside Croatia
Family name Črnčec (including: Crncec , Cerncec ) is present in 7 countries on two continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1943 in source Directorium ARCHI-DIOECESI ZAGREBIENSI.