Željezić families are Croats and they are mostly from Ivanec. In the past century, relatively most of Croatian residents bearing this family name were born in Ivanec and Varazdin.
Prevalence
About 80 people with faimily name Željezić live in Croatia today, in 30 households. They are located in four Croatian counties, four cities and 10 other places, mostly in Bedenec (40), Ivanec (10), Zagreb (<10), Drenovci in Zupanja area (<10), and in Varazdin (<5).
Outside Croatia
Family name Željezić is present in three countries on two continents.
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.