Ormuž families are Croats and they are mostly from Krapina area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Krapina area.
Prevalence
About 70 people with faimily name Ormuž live in Croatia today, in 30 households. There were 110 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 6 Croatian counties, in 7 cities and 6 other places, mostly in Zagreb (35), Krapina (<10), Slatina Svedruska in Krapina area (<10), Osijek (<10), and in Velika Gorica (<10).
Outside Croatia
Family name Ormuž (including: Ormuz , Hormuz ) is present in 7 countries on four continents. The family name "Ormuz " is used by small number of people in the United States. "Hormuz " is used by small number of people in the United States.
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.