Hajdarović families are usually Croats and they are mostly from Cakovec area , rarely Bosniaks. In the past century, relatively most of Croatian residents bearing this family name were born in Cakovec area and in Cakovec. In Grandići in Podrinje (Bosnia) nearly every inhabitant had the family name Hajdarović.
Prevalence
About 290 people with faimily name Hajdarović live in Croatia today, in 120 households. There were 250 of them in the middle of the past century, and their number increased by 10 percent. They are located in the most of Croatian counties, in 16 cities and 31 other places, mostly in Cakovec (55), Zagreb (40), in Belica (35) and Gardinovec (35) in Cakovec area, and in Podturen in Mursko Sredisce area (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.