In Croatia, Kopači families are Croats (from Koprivnica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica.
Prevalence
Only a few people with faimily name Kopači live in Croatia today, in two households only. There were 10 of them in the middle of the past century, and their number decreased significantly. They are located in two Croatian counties, two cities and another small place , mostly in Nova Gradiska (<5), Legrad in Koprivnica area (<5), and in Koprivnica (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.