In Croatia, Butek families are Croats (from Varazdin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and in Varazdin area.
Prevalence
About 50 people with faimily name Butek live in Croatia today, in 12 households. There were 20 of them in the middle of the past century, and their number more than doubled. They are located in four Croatian counties, threee cities and 5 other places, mostly in Trnovec in Varazdin area (20), Slatina (<10), Varazdin (<5), Semovec in Varazdin area (<5), and in Novaki in Slatina area (<5).
Outside Croatia
Family name Butek is present in 10 countries on three continents. The family name "Butek " is used by small number of people in Indonesia and small number in the United States.