Gržinčić families are Croats and they are mostly from Opatija area. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Opatija area. In Klana in Opatija area every tenth inhabitant had the family name Gržinčić.
Prevalence
About 150 people with faimily name Gržinčić live in Croatia today, in 70 households. There were 170 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 6 Croatian counties, in 9 cities and 13 other places, mostly in Klana in Opatija area (90), Rijeka (25), Studena in Opatija area (10), Zagreb (10), and in Delnice (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1930 in source Emigration Commission Zagreb.