In Croatia, Pesjak families are generally Croats (from Cazma ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Cazma and Zagreb.
Prevalence
About 20 people with faimily name Pesjak live in Croatia today, in 7 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Zagreb (20), Cazma (<5), and in Bolc in Cazma area (<5).