In Croatia, Weisz families are predominantly Croats (from Zagreb ), rarely Hungarians, and . In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Novska area.
Prevalence
About 10 people with faimily name Weisz live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in two Croatian counties, in one city and another small place , mostly in Zagreb (<10) and Lipovljani in Novska area (<5).
Outside Croatia
Family name Weisz is present in 51 countries worldwide. The family name "Weisz " is used by some 3000 people in the United States , about 1000 in Hungary , and some 1000 people in Germany.
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.