In Croatia, Koprtla families are Croats (from Drnis area ). In the past century, relatively most of Croatian residents bearing this family name were born in Drnis area and in Zagreb.
Prevalence
About 60 people with faimily name Koprtla live in Croatia today, in 20 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in 7 Croatian counties, four cities and 7 other places, mostly in Zagreb (25), Cerna in Zupanja area (15), Ruzic in Drnis area (10), Kastel Sucurac (<10), and in Split (<10).
