In Croatia, Gačan families are Croats (from Koprivnica ). In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica.
Prevalence
About 10 people with faimily name Gačan live in Croatia today, in four households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee Croatian places: in Jagnjedovec (<10), Staglinec (<5), and in Bakovcica (<5).