Popovac families are often Croats and they are mostly from Ploce , rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Metkovic and Split.
Prevalence
About 110 people with faimily name Popovac live in Croatia today, in 60 households. There were 100 of them in the middle of the past century, and their number increased by 10 percent. They are located in 6 Croatian counties, in 9 cities and 8 other places, mostly in Zagreb (25), Metkovic (20), Omis (15), Split (15), and in Ploce (15).
Outside Croatia
Family name Popovac is present in 14 countries on three continents. The family name "Popovac " is used by some 90 people in the United States , small number in Australia , and small number of people in Austria.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.