In Croatia, Bastjanić families are Croats (from Labin area ). In the past century, relatively most of Croatian residents bearing this family name were born in Labin area. In Skvaranska in Labin area every second inhabitant had the family name Bastjanić.
Prevalence
Only a few people with faimily name Bastjanić live in Croatia today, in one household only. There were 0 of them in the middle of the past century, and their number remains constant. They are located in only one small Croatian place, in Drenje in Labin area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1692 in source Catholic Church Parish Records.