In Croatia, Grabus families are mainly Croats (from the Island of Brac ), less frequently Bosniaks (from Middle Bosnia ). In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Travnik area). In Gluha Bukovica in Middle Bosnia every seventh inhabitant had the family name Grabus.
Prevalence
About 10 people with faimily name Grabus live in Croatia today, in five households only. They are located and 5 other Croatian places, mostly in Bjelovar (<10), Mavrinci in Rijeka area (<5), Split (<5), Pula (<5), and in Samobor (<5).
Outside Croatia
Family name Grabus is present in 14 countries on two continents. The family name "Grabus " is used by some 300 people in Poland , about 100 in the United States , and small number of people in the Netherlands. "Grabush " is used by small number of people in the United States.