In Croatia, Heinz families are predominantly Croats (from Belisce ), rarely Czechs (from Cazma area ). In the past century, relatively most of Croatian residents bearing this family name were born in Belisce and Kutina.
Prevalence
About 10 people with faimily name Heinz live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only four naselja i to in Belisce (<10), Mala Ludina in Cazma area (<5), Rijeka (<5), and in Gat (<5).
Outside Croatia
Family name Heinz is present in 79 countries worldwide. The family name "Heinz " is used by some 30000 people in Germany , about 10000 in the United States , and some 2000 people in Brazil.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.