In Croatia, Črneka families are Croats by relative majority (from Buzet ), less frequently Italians (from Umag ), and rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Pula and Rijeka.
Prevalence
Only a few people with faimily name Črneka live in Croatia today, in four households only. There were 20 of them in the middle of the past century, and their number halved. They are only located in four Croatian cities and two other places, mostly in Babici (<5), Rovinj (<5), Barusici (<5), Basarinka (<5), and in Klarici (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.