In Croatia, Alagušić families are Croats (from Doboj area, BiH ). In the past century, relatively most of Croatian residents bearing this family name were born in Doboj, Bosnia (Doboj area) and in Sinj.
Prevalence
About 40 people with faimily name Alagušić live in Croatia today, in 17 households. They are located in only five naselja i to in Zagreb (25), Radosic (<10), Zapresic (<5), Umag (<5), and in Sesvete (<5).
Outside Croatia
Family name Alagušić is present in this form only in Croatia.