Markovac families are Croats and they are mostly from Djakovo area. In the past century, relatively most of Croatian residents bearing this family name were born in Djakovo area and in Slavonski Brod.
Prevalence
About 150 people with faimily name Markovac live in Croatia today, in 60 households. There were 170 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 8 Croatian counties, in 9 cities and 9 other places, mostly in Donji Andrijevci in Djakovo area (85), Zagreb (25), Slavonski Brod (10), Sredanci in Djakovo area (<10), and in Katolicke Caire (<10).
Outside Croatia
At least three families with this surname emigrated from Croatia to: Switzerland (1), the United States (1), and to Australia (1). Family name Markovac is present in 8 countries on three continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1750 in source 18th Century Census.