In Croatia, Šumanović families are almost entirely Croats (from Imotsko ), barely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Western Bosnia (Tomislavgrad area) and in Imotsko.
Prevalence
About 60 people with faimily name Šumanović live in Croatia today, in 20 households. There were 40 of them in the middle of the past century, and their number increased by 40 percent. They are located in 8 Croatian counties, in 9 cities and threee other places, mostly in Zagreb (15), Imotski (10), Split (<10), Osijek (<10), and in Vinkovci (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.