In Croatia, Kvenić families are Croats (from the Island of Krk ). In the past century, relatively most of Croatian residents bearing this family name were born on the Island of Krk and in Rijeka.
Prevalence
About 20 people with faimily name Kvenić live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in only five naselja i to in Opatija (<10), Crikvenica (<5), Grizane-Belgrad in Novi Vinodolski area (<5), Pula (<5), and in Smrika (<5).
Outside Croatia
At least one family with this surname emigrated from Croatia to the United States. Family name Kvenić (including: Kvenic , Cvenic and Kvenich ) is present in 6 countries on two continents. "Cvenic " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.