In Croatia, Pozniak families are Croats (from Dubrovnik ). In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik.
Prevalence
About 20 people with faimily name Pozniak live in Croatia today, in 11 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in only threee naselja i to in Dubrovnik (15), Nova Mokosica (<5), and in Mokosica (<5).
Outside Croatia
Family name Pozniak is present in 46 countries worldwide. The family name "Pozniak " is used by some 9000 people in Poland , about 2000 in the United States , and some 700 people in Canada.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.