Sindik families are Croats and they are mostly from Tivat , Montenegro. In the past century, relatively most of Croatian residents bearing this family name were born in Tivat, Montenegro and in Split.
Prevalence
About 60 people with faimily name Sindik live in Croatia today, in 30 households. There were 10 of them in the middle of the past century, and their number multiplied. They are only located in in 8 Croatian cities and 8 other places, mostly in Dubrovnik (15), Split (15), Zagreb (10), Rijeka (10), and in Pula (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.