Ris families are predominantly Croats and they are mostly from Grubisno Polje , less frequently Czechs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Grubisno Polje.
Prevalence
About 90 people with faimily name Ris live in Croatia today, in 40 households. There were 80 of them in the middle of the past century, and their number increased by 10 percent. They are located in 10 Croatian counties, in 10 cities and 14 other places, mostly in Zagreb (25), Vidovec in Varazdin area (10), Grubisno Polje (<10), Karlovac (<10), and in Knezevi Vinogradi in Beli Manastir area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.