In Croatia, Spain families are almost entirely Croats (from Omis area ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Split and in Omis area.
Prevalence
About 40 people with faimily name Spain live in Croatia today, in 16 households. There were 20 of them in the middle of the past century, and their number doubled. They are located in only four naselja i to in Jesenice in Omis area (20), Split (15), Solin (<10), and in Dugi Rat in Omis area (<5).
Outside Croatia
Family name Spain is present in 77 countries worldwide. The family name "Spain " is used by some 10000 people in the United States , about 3000 in Spain , and some 800 people in Great Britain. "Spaien " is used by small number of people in the United States.