In Croatia, Kušeković families are Croats (from Nin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Dugo Selo area.
Prevalence
About 30 people with faimily name Kušeković live in Croatia today, in 9 households. There were 50 of them in the middle of the past century, and their number decreased by 50 percent. They are located in four Croatian counties, threee cities and four other places, mostly in Sesvete (20), Dugo Selo (<10), Brest Pokupski (<5), Vir in Nin area (<5), and in Rugvica in Dugo Selo area (<5).
Outside Croatia
Family name Kušeković is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.