In Croatia, Dekalić-Kos families are Croats (from Bjelovar area ). In the past century, relatively most of Croatian residents bearing this family name were born in Samobor and Zagreb. In Višnjevec Podvrški in Samobor every twentieth inhabitant had the family name Dekalić-Kos.
Prevalence
About 10 people with faimily name Dekalić-Kos live in Croatia today, in three households only. They are located in only threee naselja i to in Samobor (<5), and in Podgorci (<5) and Starcevljani (<5) in Bjelovar area.
Outside Croatia
Family name Dekalić-Kos is present in this form only in Croatia.