In Croatia, Bajuk families are generally Croats (from Nin area ), very rarely Slovenes (from Podgorica, Montenegro ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Karlovac.
Prevalence
About 30 people with faimily name Bajuk live in Croatia today, in 20 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 7 cities and 6 other places, mostly in Zagreb (<10), Vir in Nin area (<10), Rijeka (<5), Zadar (<5), and in Slavonski Brod (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1926 in source Emigration Commission Zagreb.