Gržić families are Croats and they are mostly from Pazin area. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Middle Bosnia (Travnik area).
Prevalence
About 60 people with faimily name Gržić live in Croatia today, in 40 households. There were 80 of them in the middle of the past century, and their number decreased by 20 percent. They are located in 6 Croatian counties, in 9 cities and 12 other places, mostly in Rijeka (20), Pazin (<10), Baska Voda in Makarska area (<10), Zagreb (<10), and in Lindar (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.