Pejanović families are Croats and they are mostly from Bosnian Posavina. In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Brcko area) and in Vinkovci area.
Prevalence
About 130 people with faimily name Pejanović live in Croatia today, in 50 households. There were 40 of them in the middle of the past century, and their number tripled. They are located in the most of Croatian counties, in 16 cities and 16 other places, mostly in Zagreb (30), Otok in Vinkovci area (20), Grletinec in Pregrada area (10), Vinkovci (<10), and in Trnjani in Slavonski Brod area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1924 in source Emigration Commission Zagreb.