In Croatia, Poznan families are mainly Serbs, less frequently Croats (from Karlovac ). In the past century, relatively most of Croatian residents bearing this family name were born in Cazins Region, Bosnia (Bihac area) and in Zagreb.
Prevalence
About 10 people with faimily name Poznan live in Croatia today, in 8 households. There were 30 of them in the middle of the past century, and their number decreased significantly. They are located in only five naselja i to in Karlovac (<10), Zagreb (<5), Osijek (<5), Nova Krslja in Slunj area (<5), and in Loskunja in Duga Resa area (<5).
Outside Croatia
Family name Poznan is present in 14 countries on four continents. The family name "Poznan " is used by some 2000 people in Poland , small number in the United States , and small number of people in France.