In Croatia, Deanković families are Croats (from Kastel Sucurac ). In the past century, relatively most of Croatian residents bearing this family name were born in Kastel Sucurac and Split.
Prevalence
About 30 people with faimily name Deanković live in Croatia today, in 14 households. There were 40 of them in the middle of the past century, and their number decreased by 40 percent. They are only located in in 6 Croatian cities and two other places, mostly in Kastel Stafilic (15), Kastel Stari (<10), Osijek (<5), Slavonski Brod (<5), and in Kastel Novi (<5).
Outside Croatia
Family name Deanković is present in this form only in Croatia.