In Croatia, Černovšek families are Croats (from Herzegovine ). In the past century, relatively most of Croatian residents bearing this family name were born in Herzegovina (Mostar area).
Prevalence
Only a few people with faimily name Černovšek live in Croatia today, in two households only. They are located in three Croatian cities only: in Zagreb (<5), Rijeka (<5), and in Grbajel (<5).
Outside Croatia
Family name Černovšek is present in this form only in Croatia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.