In Croatia, Mordej families are generally Croats (from Donja Stubica ), very rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Zabok.
Prevalence
About 20 people with faimily name Mordej live in Croatia today, in 10 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Zagreb (15), Donja Stubica (<10), and in Donje Jesenje in Krapina area (<5).
Outside Croatia
Family name Mordej is present in 16 countries worldwide.