In Croatia, Hudiluk families are Croats (from Sveti Ivan Zelina ). In the past century, relatively most of Croatian residents bearing this family name were born in Sveti Ivan Zelina and Zagreb.
Prevalence
About 10 people with faimily name Hudiluk live in Croatia today, in four households only. There were 20 of them in the middle of the past century, and their number halved. They are located in only threee Croatian places: in Sesvete (<10), Donja Zelina (<5), and in Popovec (<5).
Outside Croatia
Family name Hudiluk is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.