In Croatia, Niklaj families are Croats (from Vrbovec ). In the past century, relatively most of Croatian residents bearing this family name were born in Djakovo and in Djakovo area. In Paljevina in Djakovo area every seventieth inhabitant had the family name Niklaj.
Prevalence
Only a few people with faimily name Niklaj live in Croatia today, in two households only. They are located in only two Croatian places: in Topolovec (<10) and Viskovci in Djakovo area (<5).