Grbačić families are Croats and they are mostly from Djurdjevac area. In the past century, relatively most of Croatian residents bearing this family name were born in Djurdjevac area and in Bjelovar.
Prevalence
About 90 people with faimily name Grbačić live in Croatia today, in 40 households. There were 120 of them in the middle of the past century, and their number decreased by 30 percent. They are located in 7 Croatian counties, in 7 cities and 16 other places, mostly in Zagreb (20), Grginac in Bjelovar area (15), Grabrovnica in Djurdjevac area (<10), Karlovac (<10), and in Draganic in Karlovac area (<10).
Outside Croatia
Family name Grbačić 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.