In Croatia, Kušurin families are Croats (from Ploce ). In the past century, relatively most of Croatian residents bearing this family name were born in Ploce and Metkovic.
Prevalence
About 40 people with faimily name Kušurin live in Croatia today, in 11 households. There were 30 of them in the middle of the past century, and their number increased by 30 percent. They are located in three Croatian cities only: in Stasevica (35), Zagreb (<10), and in Orah (<5).
Outside Croatia
Family name Kušurin (including: Kusurin , Kushurin ) is present in three countries.