In Croatia, Grmek families are Croats (from Klanjec area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Samobor.
Prevalence
About 40 people with faimily name Grmek live in Croatia today, in 20 households. There were 80 of them in the middle of the past century, and their number halved. They are located in 6 Croatian counties, in 7 cities and 7 other places, mostly in Zagreb (<10), Poljanski Lug (<10), Tuhelj in Klanjec area (<10), Koprivnica (<5), and in Cakovec (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.