In Croatia, Iharoš families are generally Croats (from Belisce ), barely Czechs (from Grubisno Polje ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Osijek and Grubisno Polje.
Prevalence
About 50 people with faimily name Iharoš live in Croatia today, in 20 households. There were 50 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 9 cities and two other places, mostly in Zagreb (10), Gat (<10), Osijek (<10), Virovitica (<10), and in Pula (<5).