In Croatia, Medur families are Croats (from Sisak ). In the past century, relatively most of Croatian residents bearing this family name were born in Sisak and Zagreb.
Prevalence
About 60 people with faimily name Medur live in Croatia today, in 30 households. There were 60 of them in the middle of the past century, and their number remains constant. They are located in 7 Croatian counties, in 9 cities and 7 other places, mostly in Velika Gorica (10), Sisak (<10), Jastrebarsko (<10), Zagreb (<10), and in Zadar (<10).
Outside Croatia
Family name Medur is present in three countries on three continents. The family name "Medur " 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 over five times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.