In Croatia, Grizak families are generally Croats (from Djakovo area ), very rarely Hungarians (from Donji Miholjac ). In the past century, relatively most of Croatian residents bearing this family name were born in Djakovo area and in Djakovo.
Prevalence
About 20 people with faimily name Grizak live in Croatia today, in 6 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 Djakovo (10), Donji Miholjac (<5), and in Majar in Djakovo area (<5).