Grabušić families are Croats and they are mostly from Oroslavje. In the past century, relatively most of Croatian residents bearing this family name were born in Oroslavje and Zagreb. In Andraševec in Oroslavje every seventh inhabitant had the family name Grabušić.
Prevalence
About 240 people with faimily name Grabušić live in Croatia today, in 100 households. There were 270 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 10 Croatian counties, in 12 cities and 21 other places, mostly in Andrasevec (75), Zagreb (35), Lug Zabocki (25), Kebel in Lepoglava area (20), and in Komor Zacretski in Zabok area (10).
Outside Croatia
Family name Grabušić is present in two countries on two continents. The family name "Grabusic " is used by small number of people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1938 in source Phone Book - Zagreb 1938.