Markuš families are usually Croats and they are mostly from Zlatar area , rarely Hungarians. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Zlatar area. In Markušbrijeg in Zlatar area every third inhabitant had the family name Markuš.
Prevalence
About 470 people with faimily name Markuš live in Croatia today, in 200 households. There were 570 of them in the middle of the past century, and their number decreased by 20 percent. They are located in the most of Croatian counties, in 32 cities and 60 other places, mostly in Zagreb (115), Markusbrijeg in Zlatar area (55), Karlovac (25), Donje Stative in Duga Resa area (20), and in Kutina (20).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.