In Croatia, Waniek families are predominantly Croats (from the Island of Hvar ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and on the Island of Hvar.
Prevalence
Only a few people with faimily name Waniek live in Croatia today, in three households only. They are located in one Croatian city only, in Zagreb (<10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 1938 in source Phone Book - Zagreb 1938.