In Croatia, Kiša families are predominantly Croats (from Grubisno Polje ), rarely Czechs (also from Grubisno Polje ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Grubisno Polje and Zagreb.
Prevalence
About 10 people with faimily name Kiša live in Croatia today, in three households only. There were 20 of them in the middle of the past century, and their number halved. They are located in only four naselja i to in Kupinecki Kraljevec (<5), Mali Zdenci (<5), Zagreb (<5), and in Veliki Zdenci (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.