Sedinić families are Croats and they are mostly from Zagreb. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Krizevci.
Prevalence
About 80 people with faimily name Sedinić live in Croatia today, in 30 households. There were 140 of them in the middle of the past century, and their number decreased by 40 percent. They are located in threee Croatian counties, threee cities and 8 other places, mostly in Kasina (20), Zagreb (15), Sesvete (15), Prekvrsje (<10), and in Ivanec Krizevacki (<5).
Outside Croatia
Family name Sedinić is present in two countries on two continents. The family name "Sedinic " is used by few people in the United States.