Šumanovac families are Croats and they are mostly from Zupanja area. In the past century, relatively most of Croatian residents bearing this family name were born in Zupanja area and in Vinkovci.
Prevalence
About 210 people with faimily name Šumanovac live in Croatia today, in 80 households. There were 190 of them in the middle of the past century, and their number increased by 10 percent. They are located in 8 Croatian counties, in 11 cities and 14 other places, mostly in Bosnjaci in Zupanja area (120), Viljevo in Donji Miholjac area (25), Zagreb (15), Zupanja (15), and in Drenovci in Zupanja area (10).
Outside Croatia
Family name Šumanovac is present in three countries.
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.