In Croatia, Tuđek families are Croats (from Donja Stubica area ). In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Donja Stubica area.
Prevalence
About 30 people with faimily name Tuđek live in Croatia today, in 12 households. There were 40 of them in the middle of the past century, and their number decreased by 20 percent. They are located in threee Croatian counties, threee cities and four other places, mostly in Zagreb (10), Gusakovec in Donja Stubica area (<10), Sesvete (<10), Otok Svibovski in Dugo Selo area (<5), and in Velika Gorica (<5).
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.