In Croatia, Štefinovec families are generally Croats (from Dugo Selo ), very rarely Hungarians (from Osijek area ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Dugo Selo.
Prevalence
About 40 people with faimily name Štefinovec live in Croatia today, in 14 households. There were 30 of them in the middle of the past century, and their number increased by 40 percent. They are located in four Croatian counties, threee cities and 5 other places, mostly in Zagreb (10), Dugo Selo (<10), Andrilovec (<10), Lug in Osijek area (<5), and in Sesvete (<5).
Outside Croatia
Family name Štefinovec is present in this form only in Croatia.