Majdek families are Croats and they are mostly from Ivanic-Grad area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Ivanic-Grad area. In Donja Obreška in Ivanic-Grad area every seventh inhabitant had the family name Majdek.
Prevalence
About 80 people with faimily name Majdek live in Croatia today, in 30 households. There were 110 of them in the middle of the past century, and their number decreased by 30 percent. They are located in threee Croatian counties, four cities and 5 other places, mostly in Zagreb (50), in Donja Obreska (20) and Klostar Ivanic (10) in Ivanic-Grad area, Ivanic-Grad (<10), and in Scapovec in Ivanic-Grad area (<5).
Outside Croatia
At least one family with this surname emigrated from Croatia to the United States. Family name Majdek is present in 6 countries on two continents. "Maydeck " is used by small number of people in the United States.
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.