In Croatia, Tonšetić families are Croats (from Samobor ). In the past century, relatively most of Croatian residents bearing this family name were born in Samobor and Zagreb.
Prevalence
About 20 people with faimily name Tonšetić live in Croatia today, in 10 households. There were 120 of them in the middle of the past century, and their number decreased significantly. They are located in only five naselja i to in Zagreb (<10), Samobor (<10), Karlovac (<5), Toplice (<5), and in Retkovci in Vinkovci area (<5).
Outside Croatia
Family name Tonšetić is present in two countries on two continents. The family name "Tonsetic " is used by some 90 people in the United States.