In Croatia, Frka families are Croats (from Dugi (Long) Island ). In the past century, relatively most of Croatian residents bearing this family name were born in Zadar and on Dugi, Long Island.
Prevalence
About 60 people with faimily name Frka live in Croatia today, in 20 households. There were 90 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 6 Croatian counties, in 7 cities and four other places, mostly in Sali on Dugi (Long) Island (30), Zadar (<10), Jertovec in Zlatar area (<10), Bukovic (<10), and in Rijeka (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.