In Croatia, Popovič families are Slovenes (from Slovenia ). In the past century, relatively most of Croatian residents bearing this family name were born in Slovenia.
Prevalence
About 10 people with faimily name Popovič live in Croatia today, in three households only. They are only located in in 6 Croatian cities, mostly in Split (<5), Rijeka (<5), Karlovac (<5), Solin (<5), and in Samobor (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over two hundred times, the first time 1749 in source 18th Century Census.