In Croatia, Guskić families are predominantly Croats (from Bosnian Krajina ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Bosnian Krajina (Teslic area) and in Zagreb. In Trebovljani in Bosanian Posavina every fifth inhabitant had the family name Guskić.
Prevalence
About 60 people with faimily name Guskić live in Croatia today, in 20 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in the most of Croatian counties, in 12 cities and 9 other places, mostly in Zagreb (<10), Semeljci in Djakovo area (<10), Krizevci (<10), Tovarnik in Ilok area (<10), and in Tedrovec in Dugo Selo area (<10).
Outside Croatia
Family name Guskić (including: Guskic , Guscic and Guskich ) is present in 8 countries on four continents.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.