Rus 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 Rijeka.
Prevalence
About 120 people with faimily name Rus live in Croatia today, in 50 households. There were 180 of them in the middle of the past century, and their number decreased by 30 percent. They are located in the most of Croatian counties, in 17 cities and 9 other places, mostly in Zagreb (25), Velika Gorica (25), Rijeka (15), Valpovo (10), and in Koprivnica (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.