In Croatia, Uradin families are Croats (from Sveti Ivan Zelina area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Sveti Ivan Zelina area. In Mlaka in Sveti Ivan Zelina area every fifth inhabitant had the family name Uradin.
Prevalence
About 60 people with faimily name Uradin live in Croatia today, in 20 households. They are located in four Croatian counties, four cities and 7 other places, mostly in Zagreb (20), Mlaka in Sveti Ivan Zelina area (15), Krecaves (<10), Brezovec Zelinski (<10), and in Paruzevac in Vrbovec area (<5).
Outside Croatia
Family name Uradin is present in four 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.