In Croatia, Rezek families are Croats (from Ivanic-Grad area ). In the past century, relatively most of Croatian residents bearing this family name were born in Velika Gorica and Zagreb.
Prevalence
About 20 people with faimily name Rezek live in Croatia today, in five households only. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Poljana Cicka (10), Novo Cice (<10), and in Obed in Ivanic-Grad area (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.