In Croatia, Firizin families are Croats (from Split ). In the past century, relatively most of Croatian residents bearing this family name were born in Split.
Prevalence
About 10 people with faimily name Firizin live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in only two Croatian places: in Split (<10) and Donje Selo on the Island of Solta (<5).
Outside Croatia
Family name Firizin is present in this form only in Croatia.