Bajsić families are Croats and they are mostly from Lepoglava area. In the past century, relatively most of Croatian residents bearing this family name were born in Varazdin and Zagreb.
Prevalence
About 230 people with faimily name Bajsić live in Croatia today, in 100 households. There were 190 of them in the middle of the past century, and their number increased by 20 percent. They are located in the most of Croatian counties, in 23 cities and 23 other places, mostly in Zagreb (50), Varazdin (20), Sracinec in Varazdin area (15), Bjelovar (15), and in Lepoglava (15).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over five times, the first time 2007 in source Encyclopaedia of Croatian Surnames.