In Croatia, Ćusek families are Croats (from Krizevci ). In the past century, relatively most of Croatian residents bearing this family name were born in Krizevci.
Prevalence
Only a few people with faimily name Ćusek live in Croatia today, in one household only. They are located in only threee naselja i to in Zagreb (<5), Darda in Osijek area (<5), and in Male Sesvete (<5).
Outside Croatia
Family name Ćusek (including: Cusek , Cuseck ) is present in four countries on three continents. The family name "Cusek " is used by small number of people in the United States. "Cuseck " is used by few people in Israel and few people in the United States.