In Croatia, Hajec families are Croats (from Varazdin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and in Varazdin area.
Prevalence
About 60 people with faimily name Hajec live in Croatia today, in 19 households. There were 60 of them in the middle of the past century, and their number remains constant. They are located in four Croatian counties, four cities and 5 other places, mostly in Varazdin (15), Zamlaka in Varazdin area (10), Oresac in Virovitica area (<10), Osijek (<10), and in Selci Djakovacki (<5).
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.