In Croatia, Gredeljević families are predominantly Serbs, rarely Croats (from Bosnian Posavina ). In the past century, relatively most of Croatian residents bearing this family name were born in Pakrac and Lipik. In Korita in Lipik every sixth inhabitant had the family name Gredeljević.
Prevalence
About 20 people with faimily name Gredeljević live in Croatia today, in 9 households. There were 50 of them in the middle of the past century, and their number decreased significantly. They are located in only five naselja i to in Zagreb (10), Korita (<5), Velika Gorica (<5), Lipik (<5), and in Tovarnik in Ilok area (<5).
Outside Croatia
Family name Gredeljević is present in four countries on three continents. The family name "Gredeljevic " is used by few people in Australia and few people in the United States.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1917 in source List of Dignitaries, Officials and Public Servants of the Kingdom of Croatia-Slavonia.