In Croatia, Grujo families are generally Croats (from Middle Bosnia ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Middle Bosnia (Tesanj area) and in Middle Bosnia (Vitez area).
Prevalence
About 40 people with faimily name Grujo live in Croatia today, in 17 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in 7 Croatian counties and 12 other places, mostly in Zagreb (10), Semeljci in Djakovo area (10), Osijek (<10), Okrug Gornji on the Island of Ciovo (<10), and in Gornji Dragonozec (<5).
Outside Croatia
Family name Grujo (including: Grulyo , Gruio ) is present in 7 countries on three continents. "Gruio " is used by few people in the United States.
