In Croatia, Pein families are predominantly Croats (from Beli Manastir area ), rarely Hungarians (from Osijek area ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Osijek area and in Osijek area.
Prevalence
About 10 people with faimily name Pein live in Croatia today, in 7 households. There were 0 of them in the middle of the past century, and their number multiplied. They are located in threee Croatian counties, two cities and four other places, mostly in Darda in Osijek area (<5), Novi Ceminac in Beli Manastir area (<5), Pula (<5), Lug in Osijek area (<5), and in Zagreb (<5).