Only a few people with faimily name Constantini live in Croatia today, in households. They are located in only one small Croatian place, in Fazana (<5).
Outside Croatia
Family name Constantini is present in 39 countries worldwide. "Constantiny " 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 over five times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.