In Croatia, Hosu families are almost entirely Croats (from Djakovo area ), barely Hungarians (from Osijek area ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Djakovo area and in Slatina area.
Prevalence
About 60 people with faimily name Hosu live in Croatia today, in 20 households. There were 60 of them in the middle of the past century, and their number remains constant. They are located in 9 Croatian counties, in 8 cities and 9 other places, mostly in Beravci in Djakovo area (20), Osijek (<10), Zdenci in Orahovica area (<10), Zagreb (<10), and in Cepin in Osijek area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.