In Croatia, Grubšić families are Croats (from the Island of Brac ). In the past century, relatively most of Croatian residents bearing this family name were born on the Island of Brac and in Zadar.
Prevalence
About 30 people with faimily name Grubšić live in Croatia today, in 11 households. There were 20 of them in the middle of the past century, and their number increased by 30 percent. They are only located in in one Croatian city and another small place , mostly in Sutivan on the Island of Brac (15) and Split (15).
Outside Croatia
Family name Grubšić 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.