In Croatia, Mađerec families are Croats (from Vrbovec ). In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica and Osijek.
Prevalence
About 30 people with faimily name Mađerec live in Croatia today, in 7 households. There were 30 of them in the middle of the past century, and their number remains constant. They are located in only five naselja i to in Osijek (10), Vrbovec (<10), Tenja (<10), Djelekovec in Koprivnica area (<5), and in Molve in Djurdjevac area (<5).
Outside Croatia
Family name Mađerec (including: Madjerec , Magjerec ) is present in four countries on two continents. The family name "Madjerec " 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 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.