Kleščić families are Croats and they are mostly from Samobor. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Samobor.
Prevalence
About 100 people with faimily name Kleščić live in Croatia today, in 40 households. There were 120 of them in the middle of the past century, and their number decreased by 20 percent. They are located in 6 Croatian counties, in 6 cities and 7 other places, mostly in Zagreb (30), Samobor (20), Kladje (10), Strmec in Samobor area (<10), and in Rijeka (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.