In Croatia, Žiška families are almost entirely Croats (from Pleternica area ), barely Hungarians (from Backa, Vojvodina ). In the past century, relatively most of Croatian residents bearing this family name were born in Pleternica area and in Nasice. In Kneževac in Pleternica area every eighth inhabitant had the family name Žiška.
Prevalence
About 50 people with faimily name Žiška live in Croatia today, in 14 households. There were 30 of them in the middle of the past century, and their number increased by 50 percent. They are located and two other Croatian places, mostly in Knezevac in Pleternica area (15), Pozega (10), Zagreb (<10), Nasice (<10), and in Martin (<5).