In Croatia, Frkin families are Croats (from Samobor ). In the past century, relatively most of Croatian residents bearing this family name were born in Samobor and Zagreb.
Prevalence
About 30 people with faimily name Frkin live in Croatia today, in 11 households. There were 50 of them in the middle of the past century, and their number decreased by 40 percent. They are located in three Croatian cities only: in Samobor (10), Velika Gorica (<10), and in Zagreb (<5).
Outside Croatia
Family name Frkin is present in 7 countries on three continents. "Ferkin " is used by some 70 people in the United States.