In Croatia, Grujičić families are predominantly Croats (from Ploce area ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica and Rijeka.
Prevalence
About 60 people with faimily name Grujičić live in Croatia today, in 30 households. There were 60 of them in the middle of the past century, and their number remains constant. They are located in the most of Croatian counties, in 23 cities and 11 other places, mostly in Rijeka (15), Zagreb (10), Slavonski Brod (<10), Gradac in Ploce area (<10), and in Lukovec in Koprivnica area (<5).
Outside Croatia
Family name Grujičić is present in 22 countries worldwide.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1927 in source Emigration Commission Zagreb.