In Croatia, Kobzi families are Croats (from Valpovo ). In the past century, relatively most of Croatian residents bearing this family name were born in Osijek.
Prevalence
About 10 people with faimily name Kobzi live in Croatia today, in four households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in two Croatian cities only, in Valpovo (<10) and Osijek (<5).
Outside Croatia
Family name Kobzi is present in 9 countries on three continents. The family name "Kobzi " is used by small number of people in the United States.