Premužak families are Croats and they are mostly from Pregrada area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Pregrada area.
Prevalence
About 70 people with faimily name Premužak live in Croatia today, in 30 households. There were 110 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 6 Croatian counties, in 9 cities and 9 other places, mostly in Zagreb (25), Desinic in Pregrada area (<10), Dugo Selo (<10), Novigrad Podravski in Djurdjevac area (<10), and in Velika Gorica (<5).
Outside Croatia
Family name Premužak is present in five countries on two continents.
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.