In Croatia, Gliša families are generally Croats (from Orahovica area ), rarely Slovaks (from Orahovica ). In the past century, relatively most of Croatian residents bearing this family name were born in Orahovica area and in Nasice.
Prevalence
About 10 people with faimily name Gliša live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Zokov Gaj in Orahovica area (<10), Beljevina in Nasice area (<10), and in Visnjevac (<5).