In Croatia, Kletečki families are Croats (from Krapina area ). In the past century, relatively most of Croatian residents bearing this family name were born in Krapina and in Krapina area.
Prevalence
About 60 people with faimily name Kletečki live in Croatia today, in 18 households. There were 50 of them in the middle of the past century, and their number increased by 10 percent. They are located in four Croatian counties and 5 other places, mostly in Prigorje in Krapina area (25), Graberje Ivanicko (10), Lipovec Lonjski in Ivanic-Grad area (<10), Zagreb (<5), and in Bregana (<5).
Outside Croatia
Family name Kletečki is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.