In Croatia, Hajoš families are Croats (from Niksic, Montenegro ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Virovitica.
Prevalence
About 30 people with faimily name Hajoš live in Croatia today, in 12 households. There were 40 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 7 Croatian counties, in 6 cities and two other places, mostly in Bjelovar (15), Virovitica (<10), Belisce (<10), Zagreb (<5), and in Koprivnica (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.