In Croatia, Dukši families are almost entirely Croats (from Djurdjevac area ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and in Varazdin area.
Prevalence
About 60 people with faimily name Dukši live in Croatia today, in 20 households. There were 30 of them in the middle of the past century, and their number doubled. They are only located in in 6 Croatian cities and 11 other places, mostly in Krizevci (<10), Varazdin (<10), Jalzabet in Ludbreg area (<10), Semovec in Varazdin area (<5), and in Mali Bukovec in Ludbreg area (<5).