Gršković families are Croats and they are mostly from the Island of Krk. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Zagreb.
Prevalence
About 160 people with faimily name Gršković live in Croatia today, in 80 households. There were 250 of them in the middle of the past century, and their number decreased by 40 percent. They are located in 7 Croatian counties, in 12 cities and 21 other places, mostly in Zagreb (35), Vrbnik on the Island of Krk (30), Rijeka (30), Crikvenica (<10), and in Silo on the Island of Krk (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over thirty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.