In Croatia, Šišmanović families are Croats (from Slavonski Brod area ). In the past century, relatively most of Croatian residents bearing this family name were born in Slavonski Brod and in Slavonski Brod area.
Prevalence
About 40 people with faimily name Šišmanović live in Croatia today, in 16 households. There were 20 of them in the middle of the past century, and their number doubled. They are located in only four naselja i to in Gornji Andrijevci in Slavonski Brod area (20), Zagreb (<10), Slavonski Brod (<10), and in Sibinj in Slavonski Brod area (<5).
Outside Croatia
Family name Šišmanović is present in this form only in Croatia.