Oršić families are Croats and they are mostly from Ludbreg area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Ludbreg area.
Prevalence
About 250 people with faimily name Oršić live in Croatia today, in 100 households. There were 290 of them in the middle of the past century, and their number decreased by 10 percent. They are located in the most of Croatian counties, in 17 cities and 21 other places, mostly in Zagreb (65), in Strmec (35) and Oresje (20) in Samobor area, Jalzabet in Ludbreg area (15), and in Palesnik in Garesnica area (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1749 in source 18th Century Census.