In Croatia, Jandriček families are generally Croats (from Zapresic ), very rarely Slovenes (also from Zapresic ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Zapresic.
Prevalence
About 30 people with faimily name Jandriček live in Croatia today, in 12 households. There were 20 of them in the middle of the past century, and their number increased by 30 percent. They are located in threee Croatian counties, four cities and threee other places, mostly in Kupljenovo (10), Zapresic (10), Hrusevec Kupljenski (<10), Virovitica (<5), and in Zagreb (<5).
Outside Croatia
Family name Jandriček is present in two countries on two continents. The family name "Jandricek " is used by few people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.