In Croatia, Sudulić families are generally Croats (from Labin area ), rarely Italians (from Umag ). In the past century, relatively most of Croatian residents bearing this family name were born in Labin area and in Rijeka. In Purgarija Čepić in Labin area nearly every inhabitant had the family name Sudulić.
Prevalence
About 20 people with faimily name Sudulić live in Croatia today, in 10 households. There were 30 of them in the middle of the past century, and their number decreased by 40 percent. They are located in threee Croatian counties, four cities and 6 other places, mostly in Rijeka (<10), Galizana in Pula area (<5), Umag (<5), Kostrena in Bakr area (<5), and in Brsec in Opatija area (<5).