In Croatia, Gerdešić families are predominantly Croats (from Beli Manastir area ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Beli Manastir and Osijek.
Prevalence
About 10 people with faimily name Gerdešić live in Croatia today, in three households only. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only threee naselja i to in Beli Manastir (<10), and in Petlovac (<5) and Zeleno Polje (<5) in Beli Manastir area.