Tudek families are Croats the family name originates from Zagreb. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Ivanic-Grad area.
Prevalence
About 80 people with faimily name Tudek live in Croatia today, in 20 households. There were 90 of them in the middle of the past century, and their number decreased by 20 percent. They are located in threee Croatian counties, four cities and 6 other places, mostly in Kasina (35), Blagusa (30), Sesvete (15), Jesenovec (<10), and in Zagreb (<10).
Outside Croatia
Family name Tudek is present in 8 countries on four continents. The family name "Tudek " is used by some 700 people in Poland and small number in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.