In Croatia, Počerek families are Croats (from Djurdjevac area ). In the past century, relatively most of Croatian residents bearing this family name were born in Djurdjevac area and in Zagreb.
Prevalence
About 20 people with faimily name Počerek live in Croatia today, in 10 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only five naselja i to in Sesvete (<10), Grabrovnica in Djurdjevac area (<10), Zagreb (<10), Medulin in Pula area (<10), and in Pitomaca in Djurdjevac area (<5).
Outside Croatia
Family name Počerek is present in this form only in Croatia.