In Croatia, Jonuzi families are predominantly Albanians (from Oroslavje ), rarely Turks (from Umag ), and . In the past century, relatively most of Croatian residents bearing this family name were born on the Island of Korcula and in Bosanian Posavina (Brcko area).
Prevalence
About 50 people with faimily name Jonuzi live in Croatia today, in 19 households. They are located in the most of Croatian counties, in 14 cities and another small place , mostly in Umag (15), Gospic (15), Zadar (10), Zagreb (10), and in Varazdin (10).
Outside Croatia
Family name Jonuzi is present in 24 countries on four continents. The family name "Jonuzi " is used by some 900 people in Albania , about 200 in Germany , and some 100 people in the United States.