Mazarekić families are Croats and they are mostly from Janjevo , Kosovo. In the past century, relatively most of Croatian residents bearing this family name were born in Janjevo, Kosovo and in Zagreb.
Prevalence
About 150 people with faimily name Mazarekić live in Croatia today, in 50 households. They are located in 10 Croatian counties, in 9 cities and 12 other places, mostly in Zagreb (95), Kistanje in Knin area (30), Dubrovnik (10), Omis (<10), and in Predavac in Bjelovar area (<10).
Outside Croatia
Family name Mazarekić is present in this form only in Croatia.
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.