In Croatia, Rumin families are predominantly Croats (from Pazin ), rarely Italians (from Buje area ). In the past century, relatively most of Croatian residents bearing this family name were born in Pazin and Labin.
Prevalence
About 40 people with faimily name Rumin live in Croatia today, in 14 households. There were 30 of them in the middle of the past century, and their number increased by 40 percent. They are located and 5 other Croatian places, mostly in Novigrad (10), Pazin (<10), Fiorini in Buje area (<10), Umag (<5), and in Gondolici (<5).