In Croatia, Gabajček families are almost entirely Croats (from Nasice ), very rarely Slovaks. In the past century, relatively most of Croatian residents bearing this family name were born in Nasice and in Bosnian Krajina (Teslic area).
Prevalence
About 30 people with faimily name Gabajček live in Croatia today, in 12 households. There were 10 of them in the middle of the past century, and their number tripled. They are located in only five naselja i to in Nasice (10), Osijek (<5), Vukojevci (<5), Maklosevac (<5), and in Ceremosnjak (<5).
Outside Croatia
Family name Gabajček is present in this form only in Croatia.