In Croatia, Keš families are predominantly Croats (from Rijeka area ), rarely Slovenes (from Srijem, Vojvodina ). In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and in Srijem, Vojvodina.
Prevalence
About 10 people with faimily name Keš live in Croatia today, in four households only. 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 Rijeka (<10), Zagreb (<5), and in Kukuljani in Rijeka area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.