Kantoci families are Croats and they are mostly from Oroslavje area. According to some sources je talijanskog porijekla from Venecije. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Pregrada.
Prevalence
About 140 people with faimily name Kantoci live in Croatia today, in 70 households. There were 120 of them in the middle of the past century, and their number increased by 20 percent. They are located in 7 Croatian counties, in 8 cities and 16 other places, mostly in Zagreb (60), Pregrada (45), Donja Batina (<10), Hum na Sutli in Pregrada area (<10), and in Druzilovec in Zabok area (<10).
Outside Croatia
Family name Kantoci is present in four countries on two continents.
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.