Ded families are Croats and they are mostly from Lepoglava area. In the past century, relatively most of Croatian residents bearing this family name were born in Lepoglava area and in Zabok. In Paulovac in Bjelovar area every ninth inhabitant had the family name Ded.
Prevalence
About 80 people with faimily name Ded live in Croatia today, in 40 households. There were 80 of them in the middle of the past century, and their number remains constant. They are only located in four Croatian cities and 14 other places, mostly in Bedekovcina in Lepoglava area (30), Zagreb (10), Obedisce in Ivanic-Grad area (<10), Lug Poznanovecki in Lepoglava area (<5), and in Cirkvena in Krizevci area (<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.