In Croatia, Gunjak families are predominantly Croats (from Velika Gorica ), rarely Hungarians (from Pula ). In the past century, relatively most of Croatian residents bearing this family name were born in Velika Gorica and in Western Bosnia (Drvar area).
Prevalence
Only a few people with faimily name Gunjak live in Croatia today, in two households only. There were 20 of them in the middle of the past century, and their number halved. They are located in threee Croatian counties, threee cities and another small place , mostly in Velika Gorica (<5), Pula (<5), Koprivnica (<5), and in Koprivnicki Bregi in Koprivnica area (<5).
Outside Croatia
Family name Gunjak is present in 9 countries on three continents. The family name "Gunjak " is used by small number of people in the United States.