In Croatia, Korva families are generally Croats (from Pula area ), rarely Italians (from Buzet ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Slovenia.
Prevalence
About 30 people with faimily name Korva live in Croatia today, in 10 households. There were 50 of them in the middle of the past century, and their number decreased by 50 percent. They are located in two Croatian counties, threee cities and threee other places, mostly in Rijeka (<10), Medulin in Pula area (<10), Kostrena in Bakr area (<5), Labin (<5), and in Buzet (<5).