In Croatia, Martinušić families are Croats (from Virovitica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Virovitica and in Virovitica area.
Prevalence
About 70 people with faimily name Martinušić live in Croatia today, in 30 households. There were 70 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 7 cities and 12 other places, mostly in Spisic Bukovica in Virovitica area (10), Zagreb (<10), Virovitica (<10), Koprivnica (<10), and in Rusani in Virovitica area (<10).
Outside Croatia
Family name Martinušić is present in this form only in Croatia.