In Croatia, Sedlovski families are Croats (from Bosnian Posavina ). In the past century, relatively most of Croatian residents bearing this family name were born in Bosanian Posavina (Derventa area) and in Slavonski Brod.
Prevalence
About 20 people with faimily name Sedlovski live in Croatia today, in 7 households. They are located in only four naselja i to in Slavonski Brod (<10), Zagreb (<10), Lucko (<10), and in Jezdovec (<5).