In Croatia, Gačak families are Croats (from Krizevci ). In the past century, relatively most of Croatian residents bearing this family name were born in Bjelovar and Karlovac.
Prevalence
Only a few people with faimily name Gačak live in Croatia today, in four households only. They are located in only four naselja i to in Karlovac (<5), Vrbovec (<5), Cubinec (<5), and in Goricice Dobranske in Ogulin area (<5).