Rudar families are Croats and they are mostly from Samobor. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Samobor.
Prevalence
About 120 people with faimily name Rudar live in Croatia today, in 50 households. There were 210 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 8 Croatian counties, in 12 cities and 22 other places, mostly in Sveti Martin Pod Okicem (25), Zagreb (20), Galgovo (<10), Karlovac (<10), and in Pozega (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.