Ferček families are Croats and they are mostly from Krapina. In the past century, relatively most of Croatian residents bearing this family name were born in Krapina and Zagreb.
Prevalence
About 90 people with faimily name Ferček live in Croatia today, in 50 households. There were 110 of them in the middle of the past century, and their number decreased by 20 percent. They are located in 6 Croatian counties, in 7 cities and 6 other places, mostly in Velika Ves (40), Zagreb (35), Lepajci (<10), Koprivnica (<5), and in Sesvete (<5).
Outside Croatia
Family name Ferček (including: Fercek , Fercec and Ferchek ) is present in 6 countries on two continents. "Ferchek " 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 few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.