Marđetko families are Croats and they are mostly from Cakovec area. In the past century, relatively most of Croatian residents bearing this family name were born in Cakovec and Zagreb.
Prevalence
About 300 people with faimily name Marđetko live in Croatia today, in 120 households. There were 160 of them in the middle of the past century, and their number increased by 80 percent. They are located in the most of Croatian counties, in 18 cities and 20 other places, mostly in Gorican in Cakovec area (65), Zagreb (55), Kotoriba in Prelog area (40), Prelog (20), and in Beli Manastir (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.