In Croatia, Rula families are predominantly Serbs, rarely Croats (from Sisak ). In the past century, relatively most of Croatian residents bearing this family name were born in Glina and Zagreb.
Prevalence
About 10 people with faimily name Rula live in Croatia today, in 7 households. There were 80 of them in the middle of the past century, and their number decreased significantly. They are located in four Croatian counties and another small place , mostly in Glina (<10), Karlovac (<5), Bijele Vode (<5), Sisak (<5), and in Samobor (<5).