In Croatia, Šmuk families are Croats (from Karlovac ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Jastrebarsko.
Prevalence
About 20 people with faimily name Šmuk live in Croatia today, in 13 households. There were 40 of them in the middle of the past century, and their number halved. They are located in four Croatian cities only: in Zagreb (20), Karlovac (<10), Velika Gorica (<5), and in Pakrac (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1928 in source Emigration Commission Zagreb.