Tuđa families are Croats and they are mostly from Zabok. In the past century, relatively most of Croatian residents bearing this family name were born in Zabok and Zagreb. In places Lug Zabočki , Grabrovec and Repovec in Zabok every fifth inhabitant had the family name Tuđa.
Prevalence
About 300 people with faimily name Tuđa live in Croatia today, in 120 households. There were 350 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 10 Croatian counties, in 11 cities and 32 other places, mostly in Lug Zabocki (105), Zagreb (55), Grabrovec (25), Zabok (15), and in Oroslavje (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.