In Croatia, Ferencek families are Croats (from Slovenia ). In the past century, relatively most of Croatian residents bearing this family name were born in Slovenia.
Prevalence
Only a few people with faimily name Ferencek live in Croatia today, in two households only. They are located in one Croatian city only, in Cakovec (<5).
Outside Croatia
Family name Ferencek is present in 6 countries on four continents. The family name "Ferencek " is used by small number of people in the United States and small number in Taiwan.