In the past century, relatively most of Croatian residents bearing this family name were born in Dubrovnik.
Prevalence
About 40 people with faimily name Antun live in Croatia today, in households. They are located in two Croatian cities only, in Zagreb (<5) and Pakrac (<5).
Outside Croatia
Family name Antun (including: Anthun , Hantun ) is present in 30 countries worldwide.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.