In Croatia, Šaja families are Croats (from Biograd na moru ). In the past century, relatively most of Croatian residents bearing this family name were born in Zadar and Biograd na moru.
Prevalence
About 10 people with faimily name Šaja live in Croatia today, in three households only. There were 0 of them in the middle of the past century, and their number multiplied. They are located in one Croatian city only, in Biograd na moru (20).