In Croatia, Bastijan families are Croats (from Nasice ). In the past century, relatively most of Croatian residents bearing this family name were born in Nasice and in Osijek area.
Prevalence
About 20 people with faimily name Bastijan live in Croatia today, in 6 households. There were 20 of them in the middle of the past century, and their number remains constant. They are located in only four naselja i to in Nasice (15), Cepin in Osijek area (<10), Osijek (<5), and in Vukojevci (<5).
Outside Croatia
Family name Bastijan (including: Bastiyan , Bastiaan ) is present in 16 countries worldwide.