In Croatia, Harnoš families are Croats (from Djakovo area ). In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod and Osijek.
Prevalence
About 20 people with faimily name Harnoš live in Croatia today, in five households only. There were 10 of them in the middle of the past century, and their number doubled. They are located in threee Croatian counties, threee cities and threee other places, mostly in Staro Topolje (<10) and Donji Andrijevci (<5) in Djakovo area, Osijek (<5), Velika Gorica (<5), and in Kuce (<5).