Musić families are mainly Croats and they are mostly from Benkovac area , also Bosniaks (Tuzla Region, Bosnia), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Western Bosnia (Tomislavgrad area).
Prevalence
About 730 people with faimily name Musić live in Croatia today, in 310 households. There were 330 of them in the middle of the past century, and their number doubled. They are located in almost all Croatian counties, in 56 cities and 73 other places, mostly in Zagreb (210), Sesvete (45), Split (45), Zaton (30), and in Rijeka (25).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over fifty times, the first time 1571 in source Catholic Church Parish Records.