In Croatia, Nedeljkov families are predominantly Croats (from Garesnica area ), very rarely Serbs, and . In the past century, relatively most of Croatian residents bearing this family name were born in Bjelovar and in Banat, Vojvodina.
Prevalence
About 40 people with faimily name Nedeljkov live in Croatia today, in 15 households. There were 10 of them in the middle of the past century, and their number multiplied. They are located in 9 Croatian counties, in 9 cities and 5 other places, mostly in Bjelovar (10), Ladislav in Garesnica area (<10), Osijek (<5), Otrovanec in Djurdjevac area (<5), and in Varazdin (<5).
Outside Croatia
Family name Nedeljkov (including: Nedelykov , Nedelykow ) is present in 13 countries on three continents.