Mustać families are Croats and they are mostly from Zadar area. According to some sources they are from Dubrovnik area. In the past century, relatively most of Croatian residents bearing this family name were born in Zadar and in Zadar area.
Prevalence
About 270 people with faimily name Mustać live in Croatia today, in 190 households. There were 250 of them in the middle of the past century, and their number increased by 10 percent. They are located in the most of Croatian counties, in 21 cities and 27 other places, mostly in Privlaka in Zadar area (150), Zadar (75), Zagreb (25), Grbe (25), and in Rijeka (25).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.